Conversational Agents 2018


Notes:

  • Patents search for conversational agents

References:

See also:

100 Best Theses in AI & NLP (Conversational Agents)Conversational Agent Timeline | FIONA (Framework for Interactive-services Over Natural-conversational Agents)


Conversational agents in healthcare: a systematic review
L Laranjo, AG Dunn, HL Tong… – Journal of the …, 2018 – academic.oup.com
Objective Our objective was to review the characteristics, current applications, and evaluation measures of conversational agents with unconstrained natural language input capabilities used for health-related purposes. Methods We searched PubMed, Embase …

Building a Conversational Agent Overnight with Dialogue Self-Play
P Shah, D Hakkani-Tür, G Tür, A Rastogi… – arXiv preprint arXiv …, 2018 – arxiv.org
We propose Machines Talking To Machines (M2M), a framework combining automation and crowdsourcing to rapidly bootstrap end-to-end dialogue agents for goal-oriented dialogues in arbitrary domains. M2M scales to new tasks with just a task schema and an API client from …

TEATIME: A Formal Model of Action Tendencies in Conversational Agents.
A Yacoubi, N Sabouret – ICAART (2), 2018 – perso.limsi.fr
This paper presents a formal model of socio-affective behaviour in a conversational agent based on the Action Tendency theory. This theory defines emotions as tendencies to perform an action. This theory allows us to implement a strong connection between …

An Investigation of Conversational Agent Relevance, Presence, and Engagement
RM Schuetzler, GM Grimes, JS Giboney – 2018 – aisel.aisnet.org
Conversational agents (CAs) are becoming an integral component of many personal and business interactions. Despite the prevalence of CAs in modern life, there are many factors related to the social nature of the interaction between CAs and humans that remain …

Iris: A Conversational Agent for Complex Tasks
E Fast, B Chen, J Mendelsohn, J Bassen… – Proceedings of the …, 2018 – dl.acm.org
Today, most conversational agents are limited to simple tasks supported by standalone commands, such as getting directions or scheduling an appointment. To support more complex tasks, agents must be able to generalize from and combine the commands they …

On Evaluating and Comparing Conversational Agents
A Venkatesh, C Khatri, A Ram, F Guo, R Gabriel… – arXiv preprint arXiv …, 2018 – arxiv.org
Conversational agents are exploding in popularity. However, much work remains in the area of non goal-oriented conversations, despite significant growth in research interest over recent years. To advance the state of the art in conversational AI, Amazon launched the …

An End User Development Approach for Failure Handling in Goal-oriented Conversational Agents
TJJ Li, I Labutov, BA Myers, A Azaria… – … in Conversational UX …, 2018 – azariaa.com
This chapter introduces an end user development (EUD) approach for handling common types of failures encountered by goal-oriented conversational agents. We start with identifying three common sources of failures in human-agent conversations: unknown …

The influence of conversational agents on socially desirable responding
RM Schuetzler, JS Giboney, GM Grimes… – 2018 – aisel.aisnet.org
Conversational agents (CAs) are becoming an increasingly common component in many information systems. The ubiquity of CAs in cell phones, entertainment systems, and messaging applications has led to a growing need to understand how design choices made …

On the Lack of Pragmatic Processing in Artificial Conversational Agents
B Jacquet, O Masson, F Jamet, J Baratgin – International Conference on …, 2018 – Springer
With the increasing demand for automated agents able to communicate with humans, a lot of progress has been made in the field of artificial intelligence in order to produce conversational agents able to sustain open or topic-restricted conversations. Still, they …

Human Versus Machine: Contingency Factors of Anthropomorphism as a Trust-Inducing Design Strategy for Conversational Agents
AM Seeger, A Heinzl – Information Systems and Neuroscience, 2018 – Springer
Conversational agents are increasingly popular in various domains of application. Due to their ability to interact with users in human language, anthropomorphizing these agents to positively influence users’ trust perceptions seems justified. Indeed, conceptual and …

Smart conversational agents for reminiscence
S Nikitina, S Callaioli, M Baez – arXiv preprint arXiv:1804.06550, 2018 – arxiv.org
In this paper we describe the requirements and early system design for a smart conversational agent that can assist older adults in the reminiscence process. The practice of reminiscence has well documented benefits for the mental, social and emotional well …

An Embodied Conversational Agent for Unguided Internet-Based Cognitive Behavior Therapy in Preventative Mental Health: Feasibility and Acceptability Pilot …
S Suganuma, D Sakamoto, H Shimoyama – JMIR mental health, 2018 – ncbi.nlm.nih.gov
Background Recent years have seen an increase in the use of internet-based cognitive behavioral therapy in the area of mental health. Although lower effectiveness and higher dropout rates of unguided than those of guided internet-based cognitive behavioral therapy …

Bootstrapping a neural conversational agent with dialogue self-play, crowdsourcing and on-line reinforcement learning
P Shah, D Hakkani-Tur, B Liu, G Tur – … of the 2018 Conference of the …, 2018 – aclweb.org
End-to-end neural models show great promise towards building conversational agents that are trained from data and on-line experience using supervised and reinforcement learning. However, these models require a large corpus of dialogues to learn effectively. For goal …

A User Simulator Architecture for Socially-Aware Conversational Agents
A Jain, F Pecune, Y Matsuyama… – Proceedings of the …, 2018 – articulab.hcii.cs.cmu.edu
Over the last two decades, Reinforcement Learning (RL) has emerged the method of choice for data-driven dialog management. However, one of the limitations of RL methods for the optimization of dialog managers in the context of virtual conversational agents, is that they …

Designing anthropomorphic conversational agents: Development and empirical evaluation of a design framework
AM Seeger, J Pfeiffer, A Heinzl – 2018 – aisel.aisnet.org
Conversational agents (CA) interact in natural language. This emulation of human-tohuman communication represents the distinct characteristic of CAs and makes research on CAs inseparable from questions regarding anthropomorphism–the attribution of human qualities …

Towards an artificially empathic conversational agent for mental health applications: System design and user perceptions
RR Morris, K Kouddous, R Kshirsagar… – Journal of medical …, 2018 – ncbi.nlm.nih.gov
Background Conversational agents cannot yet express empathy in nuanced ways that account for the unique circumstances of the user. Agents that possess this faculty could be used to enhance digital mental health interventions. Objective We sought to design a …

PEACH, a smartphone-and conversational agent-based coaching intervention for intentional personality change: study protocol of a randomized, wait-list …
M Stieger, M Nißen, D Rüegger… – BMC …, 2018 – bmcpsychology.biomedcentral.com
This protocol describes a study that will test the effectiveness of a 10-week non-clinical psychological coaching intervention for intentional personality change using a smartphone application. The goal of the intervention is to coach individuals who are willing and …

Using conversational agents to explain medication instructions to older adults
R Azevedo, D Morrow, J Graumlich… – Proceedings of the …, 2018 – researchgate.net
In an effort to guide the development of a computer agent (CA)-based adviser system that presents patient-centered language to older adults (eg, medication instructions in portal environments or smartphone apps), we evaluated 360 older and younger adults’ responses …

Toward zero-shot entity recognition in task-oriented conversational agents
M Guerini, S Magnolini, V Balaraman… – Proceedings of the 19th …, 2018 – aclweb.org
We present a domain portable zero-shot learning approach for entity recognition in task-oriented conversational agents, which does not assume any annotated sentences at training time. Rather, we derive a neural model of the entity names based only on available …

ISO-Standard Domain-Independent Dialogue Act Tagging for Conversational Agents
S Mezza, A Cervone, G Tortoreto, EA Stepanov… – arXiv preprint arXiv …, 2018 – arxiv.org
Dialogue Act (DA) tagging is crucial for spoken language understanding systems, as it provides a general representation of speakers’ intents, not bound to a particular dialogue system. Unfortunately, publicly available data sets with DA annotation are all based on …

Intelligent Conversational Agent for Online Sales
S Jusoh – researchgate.net
A conversational agent is one of emerging technologies that will take place in several of life domains, including e-commerce. The common features of any conversational agent in any domain is its ability to have a dialog with a human user and 24/7 available. Thus, including a …

Implementing natural language understanding in an intelligent conversational agent
GS Bartulis, I Murtagh – 7th INTERNATIONAL CONFERENCE ON … – ray.yorksj.ac.uk
This research work is concerned with the implementation of an intelligent conversational agent, also known as MIA(My Intelligent Agent). We use Natural Language Understanding(NLU), Text-?to-?Speech, Speech-?to-?Text and IBM Watson Conversation …

Embodied Conversational Agent for Mental Health Intervention
MA Sarder – 2018 – repository.tudelft.nl
Embodied Conversational Agents (ECA) seek to provide a more natural means of interaction for a user through verbal and non-verbal properties of human face-to-face communication. For this reason, these systems are found to bring benefits in different mental health related …

Personality Analysis of Embodied Conversational Agents
S Castillo, P Hahn, K Legde… – Proceedings of the 18th …, 2018 – dl.acm.org
People tend to personify machines. Giving machines the ability to actually produce social information can help improve human-machine interactions. Embodied Conversational Agents (ECAs) are virtual software agents that can process and produce speech, facial …

How Personal Experience and Technical Knowledge Affect Using Conversational Agents
ML Chen, HC Wang – Proceedings of the 23rd International Conference …, 2018 – dl.acm.org
Conversational agents (CA) use dialogues to interact with users so as to offer an experience of naturalistic interaction. However, due to the low transparency and poor explanability of mechanism inside CA, individual’s understanding of CA’s capabilities may affect how the …

BoTest: a Framework to Test the Quality of Conversational Agents Using Divergent Input Examples
E Ruane, T Faure, R Smith, D Bean… – Proceedings of the 23rd …, 2018 – dl.acm.org
Quality of conversational agents is important as users have high expectations. Consequently, poor interactions may lead to the user abandoning the system. In this paper, we propose a framework to test the quality of conversational agents. Our solution transforms …

How Personification and Interactivity Influence Stress-Related Disclosures to Conversational Agents
S Sannon, B Stoll, D DiFranzo, M Jung… – Companion of the 2018 …, 2018 – dl.acm.org
In this exploratory study, we examine how personification and interactivity may influence people’s disclosures around sensitive topics, such as psychological stressors. Participants (N= 441) shared a recent stressful experience with one of three agent interfaces: 1) a non …

Ubiquitous Chatbots: Workshop on Wearable and Embodied Conversational Agents
L Angelini, M Caon, J Casas, F Cena, A Rapp… – Proceedings of the …, 2018 – dl.acm.org
Human-computer interaction is progressively shifting towards natural language communication, determining the rise of conversational agents. In the context of ubiquitous computing, the opportunities for interacting with new services and systems in a …

Context Sensitive Conversational Agent Using DNN
S Karve, A Nagmal, S Papalkar… – 2018 Second …, 2018 – ieeexplore.ieee.org
We investigate a method of building a closed domain intelligent conversational agent using deep neural networks. A conversational agent is a dialog system intended to converse with a human, with a coherent structure. Our conversational agent uses a retrieval based model …

Enabling Human Computation through Text-based Conversational Agents
O Huang – 2018 – repository.tudelft.nl
Human Computation (HC) has established itself to be a powerful tool for carrying out certain simple and repetitive tasks in the form of microtasks, which to this day are still difficult for a machine to automate. With the latest increase in interest in machine learning, HC has …

Improving Search Through A3C Reinforcement Learning Based Conversational Agent
M Aggarwal, A Arora, S Sodhani… – International Conference …, 2018 – Springer
We develop a reinforcement learning based search assistant which can assist users through a sequence of actions to enable them realize their intent. Our approach caters to subjective search where user is seeking digital assets such as images which is fundamentally different …

Multiple Pedagogical Conversational Agents to Support Learner-Learner Collaborative Learning: Effects of Splitting Suggestion Types
Y Hayashi – Cognitive Systems Research, 2018 – Elsevier
This study experimentally investigated the design of effective interactions using pedagogical conversational agents (PCAs) in a learner-learner collaborative learning activity. While dyads engaged in a concept explanation task (explaining the mechanism of computer …

Designing Conversational Agents for Energy Feedback
U Gnewuch, S Morana, C Heckmann… – … Conference on Design …, 2018 – Springer
Reducing and shifting energy consumption could contribute significantly to a more sustainable use of energy in households. Studies have shown that the provision of feedback can encourage consumers to use energy more sustainably. While there is wide variety of …

Chat Discrimination for Intelligent Conversational Agents with a Hybrid CNN-LMTGRU Network
DS Moirangthem, M Lee – Proceedings of The Third Workshop on …, 2018 – aclweb.org
Recently, intelligent dialog systems and smart assistants have attracted the attention of many, and development of novel dialogue agents have become a research challenge. Intelligent agents that can handle both domain-specific task-oriented and open-domain chit …

An Architectural Design of ScratchThAI: A conversational agent for Computational Thinking Development using Scratch
K Katchapakirin, C Anutariya – … of the 10th International Conference on …, 2018 – dl.acm.org
Scratch is a visual, block-based programming language, adopted as a computational thinking development tool in elementary education among many countries. Thailand has also recently included Scratch as part of the computing science course in its basic …

Dialogue Systems and Conversational Agents for Patients with Dementia: The Human–Robot Interaction
A Russo, G D’Onofrio, A Gangemi, F Giuliani… – Rejuvenation …, 2018 – liebertpub.com
This study aimed to identify and describe the fundamental characteristics of spoken dialogue systems, and their role in supporting human–robot interaction and enabling the communication between socially assistive robots and patients with dementia. First, this work …

PICA: Proactive Intelligent Conversational Agent for Interactive Narratives
J Falk, S Poulakos, M Kapadia… – … of the 18th …, 2018 – disneyresearch.s3.amazonaws.com
ABSTRACT A narrative relies on the imperfect knowledge of the user to create interactions between the characters that are ultimately used as a plot device to drive the narrative. This motivates our exploration of ways to encode this information, provides means for a user to …

Classifying Interaction Behaviors of Students and Conversational Agents Through Dialog Analysis
M Procter, R Heller, F Lin – International Conference on Intelligent Tutoring …, 2018 – Springer
E-learning systems based on a conversational agent (CA) provide the basis of an intuitive and engaging interface for the student. The goal of this paper is to propose a method for detecting conversational interaction behaviors of learners and CAs, using an agent-based …

A Knowledge-Grounded Multimodal Search-Based Conversational Agent
S Agarwal, O Dusek, I Konstas, V Rieser – arXiv preprint arXiv:1810.11954, 2018 – arxiv.org
Multimodal search-based dialogue is a challenging new task: It extends visually grounded question answering systems into multi-turn conversations with access to an external database. We address this new challenge by learning a neural response generation system …

Users’ Perceptions and Acceptances of Text-based Therapist Conversational Agents
??? – 2018 – s-space.snu.ac.kr
As there has been a surge of interest and the development of services to supplement existing mental health interventions via artificially intelligent assistants, therapist conversational agents have received attention as a promising area. Recently, commercially …

Adding Communicative and Affective Strategies to an Embodied Conversational Agent to Enhance Second Language Learners’ Willingness to Communicate
E Ayedoun, Y Hayashi, K Seta – International Journal of Artificial …, 2018 – Springer
This paper describes an embodied conversational agent enhanced with specific conversational strategies aiming to foster learners’ readiness towards communication in a second language (L2). Willingness to communicate (WTC) in a second language is believed …

Critical Analysis of Conversational Agent Technology for Intelligent Customer Support and Proposition of a New Solution
M Modrzejewski, P Rokita – … Conference on Artificial Intelligence and Soft …, 2018 – Springer
This paper proposes and describes an application of modern, Loebner’s Prize-winning conversational agent technologies in the context of intelligent aid for customer service. The paper defines the requirements, design philosophy and main algorithm for a system that …

FarmChat: A Conversational Agent to Answer Farmer Queries
M Jain, P Kumar, I Bhansali, QV Liao… – Proceedings of the …, 2018 – dl.acm.org
Abstract Farmers constitute 54.6% of the Indian population, but earn only 13.9% of the national GDP. This gross mismatch can be alleviated by improving farmers’ access to information and expert advice (eg, knowing which seeds to sow and how to treat pests can …

Quality Assessment of Conversational Agents: Assessing the Robustness of Conversational Agents to Errors and Lexical Variability
J Guichard – 2018 – diva-portal.org
Assessing a conversational agent’s understanding capabilities is critical, as poor user interactions could seal the agent’s fate at the very beginning of its lifecycle with users abandoning the system. In this thesis we explore the use of paraphrases as a testing tool for …

An Emotional Multi-personality Architecture for Intelligent Conversational Agents
JC Heudin – Transactions on Computational Collective Intelligence …, 2018 – Springer
Personal assistants and chatterbots represent an historical and growing application field in artificial intelligence. This paper presents a novel architecture to the problem of humanizing conversational agents by designing believable and unforgettable characters who exhibit …

Conversational agent as kitchen assistant
B Rystedt, M Zdybek – 2018 – diva-portal.org
Chatbots, also called conversational agents, with speech interfaces are being used to a greater and greater extent, but there are still many areas that are not completely explored. The idea of this project was born out of the belief that there is a need for an assistant in the …

Flipper 2.0: A Pragmatic Dialogue Engine for Embodied Conversational Agents
J van Waterschoot, M Bruijnes, J Flokstra… – Proceedings of the 18th …, 2018 – dl.acm.org
We present anew dialogue engine called Flipper 2.0 (Flipper) which aims to help developers of embodied conversational agents (ECAs) to quickly and flexibly create dialogues. Flipper provides a technically stable and robust dialogue management system to …

The influence of conversational agent embodiment and conversational relevance on socially desirable responding
RM Schuetzler, JS Giboney, GM Grimes… – Decision Support …, 2018 – Elsevier
Conversational agents (CAs) are becoming an increasingly common component in a wide range of information systems. A great deal of research to date has focused on enhancing traits that make CAs more humanlike. However, few studies have examined the influence …

Embodied Conversational Agents
HH Huang – The Wiley Handbook of Human Computer …, 2018 – Wiley Online Library
This chapter is a brief introduction of a relatively younger research area, embodied conversational agents (ECAs). ECAs are life?like animated characters which can engage face?to?face conversation with human users. The interaction is often multimodal where the …

The Development of a Conversational Agent Mentor Interface Using Short Message Service (SMS)
L Julian, K Gosha, EW Huff Jr – Proceedings of the 2018 ACM SIGMIS …, 2018 – dl.acm.org
Previous studies have investigated the role of embodied conversational agents in providing mentoring advice in faculty-student relationships. One limitation is the need for the protégé to visit a specific website to access the agent (mentor). This paper presents the design and …

Design and Analysis Subjective and Objective Aspects of Conversational Agent
R Sharma, A Sharma, A Rana – ijcrt.org
The chatbot is the application which helps the users and agents to communicate with each other in easy manner. It helps in maintain the direct relation between users and agents. However, before this application users face so many problems in getting their answers from …

Social Media–based Conversational Agents for Health Management and Interventions
H Wang, Q Zhang, M Ip, JTF Lau – Computer, 2018 – ieeexplore.ieee.org
Conversational agents could provide timely and cost-effective social support to promote behavioral changes and improve healthcare outcomes. The authors evaluated the performance of their social media-based conversational agent in a smoking cessation …

Conversational Agents to Suppress Customer Anger in Text-based Customer-support Conversations
I Kuramoto, J Baba, K Ogawa, Y Yoshikawa… – Proceedings of the 6th …, 2018 – dl.acm.org
Emotional labor in text-based chat environments will be widespread in the near future. It is difficult for novice workers to make smooth conversation with an angry customer in a customer-support work-ing environment, one of the stressful emotional labors. In this pa-per …

Towards a Taxonomy of Platforms for Conversational Agent Design
S Diederich, AB Brendel, LM Kolbe – researchgate.net
Software that interacts with its users through natural language, so-called conversational agents (CAs), is permeating our lives with improving capabilities driven by advances in machine learning and natural language processing. For organizations, CAs have the …

A Bot is Not a Polyglot: Designing Personalities for Multi-Lingual Conversational Agents
A Danielescu, G Christian – Extended Abstracts of the 2018 CHI …, 2018 – dl.acm.org
Conversational agents are becoming more common, influenced by the success of Siri and Alexa. As such, new methods and associated challenges of designing for conversational systems are emerging. One factor, unique to conversational agents, that we need to account …

Inducing rapport-building behaviors in interaction with an embodied conversational agent
D Novick, M Afravi, A Camacho, LJ Hinojos… – Proceedings of the 18th …, 2018 – dl.acm.org
How would humans would try to build rapport with an agent rather than with another human? To address this issue, we created a virtual-reality application, Gods of the Neon City, in which an agent might (or might not) betray its human partner. The results from 45 …

Supporting a MOOC through a Conversational Agent. Design of a First Prototype
CC Aguirre, CD Kloos, C Alario-Hoyos… – … on Computers in …, 2018 – ieeexplore.ieee.org
This paper presents an initial design of a conversational agent for educational purposes built for Google Assistant and its first prototype. Recent studies suggest that people will get more and more attached to voice assistant because they can easily use technology without …

Conversational Agents in Support for Collaborative Learning in MOOCs: An Analytical Review
S Caballé, J Conesa – International Conference on Intelligent Networking …, 2018 – Springer
Abstract Massive Open Online Courses (MOOCs) arose as a way of transcending formal higher education by realizing technology-enhanced formats of learning and instruction and by granting access to a wide audience way beyond students enrolled in any one Higher …

The Effect of Relevant Responses from Conversational Agents on Behavior during Deception
N Adusumilli – 2018 – digitalcommons.unomaha.edu
Conversational agents (CAs) are an integral component of many personal and business interactions. Many recent advancements in CA technology have attempted to make these interactions more natural and human-like. The influence of these elements of CA design on …

The Complexity of Coding Conversational Agents
U Ekman – researchgate.net
When you are on a metro train or in the streets of your increasingly smart city in the second decade of the 2000s you are already very used to the ongoing experience of observing a great many people conversing via their mobile phones. If your work and life are very hands …

On Conversational Agents in Information Systems Research: Analyzing the Past to Guide Future Work
S Diederich, AB Brendel, LM Kolbe – researchgate.net
Conversational agents (CA), ie software that interacts with its users through natural language, are becoming increasingly prevalent in everyday life as technological advances continue to significantly drive their capabilities. CA exhibit the potential to support and …

Multi-channel Conversational Agent for Personalized Music Recommendations
M Morisio, G Verazzo – webthesis.biblio.polito.it
Recent technological advances in entertainment applications all move in the direction of providing the user with an increasingly tailor-made and personalized experience. The reasons for this phenomenon are to be found in the need to offer quality and relevant …

Bootstrapping Conversational Agents With Weak Supervision
N Mallinar, A Shah, R Ugrani, A Gupta… – arXiv preprint arXiv …, 2018 – arxiv.org
Many conversational agents in the market today follow a standard bot development framework which requires training intent classifiers to recognize user input. The need to create a proper set of training examples is often the bottleneck in the development process …

Corpus-driven conversational agents: tools andresourcesformultimodaldialogue systemsdevelopment
M Di Maro – researchgate.net
The present work gives an overview of a PhD research on dialogue modelling for conversational agents, to be framed in the ongoing national project CHROME, whose aim is to define a methodology of collecting, analysing and modelling multimodal data in designing …

An Arabic Word Similarity Measure for Semantic Conversational Agents
Z Noori, K Crockett, Z Bandar… – 2018 IEEE 2nd …, 2018 – ieeexplore.ieee.org
Word similarity measures are used to measure the semantic relatedness between two words. Whereas traditional English measures exist, relatively little research has been undertaken in developing such measures for Modern Standard Arabic largely due to the …

Conversational Agents to Provide Couple Therapy for Patients with PTSD
N Motalebi, S Abdullah – Proceedings of the 12th EAI International …, 2018 – dl.acm.org
Abstract Conversational agents (CAs) like Amazon Alexa can potentially enable a new way to deliver therapy to patients with serious mental illnesses. Specifically, they can be used to provide support for real-time family therapy and interventions in a scalable way. However …

Task-oriented Conversational Agent Self-learning Based on Sentiment Analysis
S Leggeri, A Esposito, L Iocchi – ceur-ws.org
One of the biggest issues in creating a task-oriented conversational agent with natural language processing based on machine learning comes from size and correctness of the training dataset. It could take months or even years of data collection and the resulting static …

Response Generation For An Open-Ended Conversational Agent
N Dziri – 2018 – era.library.ualberta.ca
Conversation plays a key role in maintaining humans well-being. It constitutes the most natural way of interacting verbally with each other. Over the past decade, dialogue systems have become omnipresent in our daily lives, assisting our daily schedule and routine …

Modeling Empathy in Embodied Conversational Agents
ÖN Yalçin – Proceedings of the 2018 on International Conference …, 2018 – dl.acm.org
This paper is intended to outline the PhD research that is aimed to model empathy in embodied conversational systems. Our goal is to determine the requirements for implementation of an empathic interactive agent and develop evaluation methods that is …

A Protocol-Driven, Digital Conversational Agent at the Hospital Bedside to Support Nurse Teams and to Mitigate Delirium and Falls Risk.
V Wang, S Wexler, L Drury… – Journal of Medical …, 2018 – search.ebscohost.com
Background: Up to 1 million falls per year occur during hospital stays in the US, costing hospitals up to $7 billion per year to treat. Delirium, a major cause of falls, is highly prevalent (29%-64%) among hospitalized elders. Our team is developing a care technology that …

Contextual ASR Adaptation for Conversational Agents
A Raju, B Hedayatnia, L Liu, A Gandhe, C Khatri… – arXiv preprint arXiv …, 2018 – arxiv.org
Statistical language models (LM) play a key role in Automatic Speech Recognition (ASR) systems used by conversational agents. These ASR systems should provide a high accuracy under a variety of speaking styles, domains, vocabulary and argots. In this paper …

TransferTransfo: A Transfer Learning Approach for Neural Network Based Conversational Agents
T Wolf, V Sanh, J Chaumond, C Delangue – alborz-geramifard.com
We introduce a new approach to data-driven dialogue systems (eg chatbots) called TransferTransfo which is a combination of a Transfer learning based training scheme and a high-capacity generative Transfo-rmer model. Fine-tuning is performed by using a multi-task …

Teaching Agents When They Fail: End User Development in Goal-Oriented Conversational Agents
TJJ Li, I Labutov, BA Myers, A Azaria… – … in Conversational UX …, 2018 – Springer
This chapter introduces an end user development (EUD) approach for handling common types of failures encountered by goal-oriented conversational agents. We start with identifying three common sources of failures in human-agent conversations: unknown …

Conversational Agents for Physical World Navigation
J Balata, Z Mikovec, P Slavik – Studies in Conversational UX Design, 2018 – Springer
This chapter presents a design process for developing a conversational navigation agent for visually impaired pedestrians where communication runs in natural language. This approach brings a lot of new problems with opportunity to solve them in nontraditional ways …

Comparing the Effectiveness of Support Vector Machines and Convolutional Neural Networks for Determining User Intent in Conversational Agents
KO Sullivan – 2018 – arrow.dit.ie
Over the last ?fty years, conversational agent systems have evolved in their ability to understand natural language input. In recent years Natural Language Processing (NLP) and Machine Learning (ML) have allowed computer systems to make great strides in the area of …

Conversational Agents as Group-Teacher Interaction Mediators in MOOCs
S Demetriadis, S Tegos, G Psathas… – 2018 Learning With …, 2018 – ieeexplore.ieee.org
This paper presents the colMOOC project perspective for integrating a conversational agent service in Massive Open Online Courses (MOOCs) to facilitate peer dialogue during chat-based activities. Furthermore, it provides high level system architecture to highlight key …

… Matters! Improving The User Experience of Chatbot Interfaces-Personality provides a stable pattern to guide the design and behaviour of conversational agents
TL Smestad – 2018 – brage.bibsys.no
Recent advances in machine learning has contributed to the rebirth of the chatbot. Lately we have seen a rise in chatbot technology being made available on the web and on our mobile devices, and recent reports states that 57% of companies have implemented or are planning …

Brain Neurophysiology to Objectify the Social Competence of Conversational Agents
T Chaminade, B Rauchbauer, B Nazarian… – Proceedings of the 6th …, 2018 – dl.acm.org
We present an approach to objectify the social competence of artificial agents using human brain neurophysiology. Whole brain activity is recorded with functional Magnetic Resonance Imaging (fMRI) while participants discuss either with a human confederate or an artificial …

Motivations, Classification and Model Trial of Conversational Agents for Insurance Companies
F Koetter, M Blohm, M Kochanowski, J Goetzer… – arXiv preprint arXiv …, 2018 – arxiv.org
Advances in artificial intelligence have renewed interest in conversational agents. So-called chatbots have reached maturity for industrial applications. German insurance companies are interested in improving their customer service and digitizing their business processes. In this …

Approaches for Dialog Management in Conversational Agents
JG Harms, P Kucherbaev, A Bozzon… – IEEE Internet …, 2018 – ieeexplore.ieee.org
Dialog agents like digital assistants and automated chat interfaces (eg chatbots) are becoming more and more popular as users adapt to conversing with their devices like with humans. In this article we present approaches and available tools for dialog management, a …

Single or Multiple Conversational Agents?: An Interactional Coherence Comparison
AP Chaves, MA Gerosa – Proceedings of the 2018 CHI Conference on …, 2018 – dl.acm.org
Chatbots focusing on a narrow domain of expertise are in great rise. As several tasks require multiple expertise, a designer may integrate multiple chatbots in the background or include them as interlocutors in a conversation. We investigated both scenarios by means of a …

iBot: An Agent-based Software Framework For Creating Domain Conversational Agents
PE Velmovitsky – 2018 – maxwell.vrac.puc-rio.br
Conversational Agents, 2018. 70p. Dissertação de Mestrado-Departamento de Informática, Pontifícia Universidade Católica do Rio de Janeiro. Chatbots are computer programs that interact with users using natural language. Since its inception, the technology has advanced …

Beyond Patient Monitoring: Conversational Agents Role in Telemedicine & Healthcare Support For Home-Living Elderly Individuals
A Fadhil – arXiv preprint arXiv:1803.06000, 2018 – arxiv.org
There is a need for systems to dynamically interact with ageing populations to gather information, monitor health condition and provide support, especially after hospital discharge or at-home settings. Several smart devices have been delivered by digital health …

The Rise of Emotion-aware Conversational Agents: Threats in Digital Emotions
M Mensio, G Rizzo, M Morisio – … of the The Web Conference 2018 …, 2018 – researchgate.net
ABSTRACT A future where the conversation with machines can potentially involve mutual emotions between the parties may be not so far in time. Inspired by the episode of Black Mirror “Be Right Back” and Replika, a futuristic app that promises to be “your best friend”, in …

Hey Alexa, What’s Up?: A Mixed-Methods Studies of In-Home Conversational Agent Usage
A Sciuto, A Saini, J Forlizzi, JI Hong – Proceedings of the 2018 on …, 2018 – dl.acm.org
Abstract In-home, place-based, conversational agents have exploded in popularity over the past three years. In particular, Amazon’s conversational agent, Alexa, now dominates the market and is in millions of homes. This paper presents two complementary studies …

Incremental Acquisition and Reuse of Multimodal Affective Behaviors in a Conversational Agent
M Paetzel, J Kennedy, G Castellano… – Proceedings of the 6th …, 2018 – dl.acm.org
To feel novel and engaging over time it is critical for an autonomous agent to have a large corpus of potential responses. As the size and multi-domain nature of the corpus grows, however, traditional hand-authoring of dialogue content is no longer practical. While …

Virtual Intimacy, this little something between us: A study about Human perception of intimate behaviors in Embodied Conversational Agents
D Potdevin, C Clavel, N Sabouret – Proceedings of the 18th International …, 2018 – dl.acm.org
Building a long-term relationship between human and virtual agent remains a challenge. This paper explores the influence of intimate behavioral cues and the impact of different interaction modalities (voice, text, gesture) on our perception of intimacy. We built a virtual …

Representational Learning in Conversational Agents
S Savi?, M Gnjatovi?, D Miškovi?, B Borovac – researchgate.net
In this paper, we report on a prototype conversa-tional agent for natural language human-robot interaction, integrated with the assistive human-like robot MARKO. The presented prototype conversational agent is based on an extended and upgraded functional …

Design of a Conversational Agent as an Educational Tool
CD Kloos, C Catálan, PJ Muñoz-Merino… – 2018 Learning With …, 2018 – ieeexplore.ieee.org
The advance in technology in the last decade has allowed for the design of multiple innovative educational experiences. Cloud computing, technologies for interaction in a web browser, and free video distribution allowed for the deployment of MOOC platforms. edX …

Deep Semantic Learning for Conversational Agents
M Morisio, M Mensio – 2018 – researchgate.net
This chapter provides a general introduction to the work done in this thesis project. Starting with a brief introduction of the setting where this work has been conducted, an introduction to the topic of Conversational Agents (also known as Chatbots or Bots) is given. An overview of …

An Emotionally Aware Embodied Conversational Agent
SS Sohn, X Zhang, F Geraci, M Kapadia – Proceedings of the 17th …, 2018 – ifaamas.org
A conversation is a bilateral communication process that involves a deeper understanding of exchanged ideas than that which is needed for a unidirectional issuance of commands. Among contemporary conversational agents, the most prevalent are those which cater to the …

Configuring a quotation through a conversational agent
F Gundersen – 2018 – theseus.fi
This thesis explores the world of conversational agents and introduces a proof-of-concept project that was made for a company that wanted to research alternative mediums for using their software. The target was to provide basic knowledge of the technologies and how they …

A Methodology for Evaluating Interaction Strategies of Task-Oriented Conversational Agents
M Guerini, S Falcone, B Magnini – … of the 2018 EMNLP Workshop SCAI …, 2018 – aclweb.org
In task-oriented conversational agents, more attention has been usually devoted to assessing task effectiveness, rather than to how the task is achieved. However, conversational agents are moving towards more complex and human-like interaction …

Designing for Workplace Reflection: A Chat and Voice-Based Conversational Agent
R Kocielnik, D Avrahami, J Marlow, D Lu… – Proceedings of the 2018 …, 2018 – dl.acm.org
Conversational agents stand to play an important role in supporting behavior change and well-being in many domains. With users able to interact with conversational agents through both text and voice, understanding how designing for these channels supports behavior …

Living up to the chatbot hype: The influence of anthropomorphic design cues and communicative agency framing on conversational agent and company perceptions
T Araujo – Computers in Human Behavior, 2018 – Elsevier
Disembodied conversational agents in the form of chatbots are increasingly becoming a reality on social media and messaging applications, and are a particularly pressing topic for service encounters with companies. Adopting an experimental design with actual chatbots …

Talking to myself: self-dialogues as data for conversational agents
J Fainberg, B Krause, M Dobre, M Damonte… – arXiv preprint arXiv …, 2018 – arxiv.org
Conversational agents are gaining popularity with the increasing ubiquity of smart devices. However, training agents in a data driven manner is challenging due to a lack of suitable corpora. This paper presents a novel method for gathering topical, unstructured …

Topic management for an engaging conversational agent
N Glas, C Pelachaud – International Journal of Human-Computer Studies, 2018 – Elsevier
We present an engagement-driven Topic Manager that enables a conversational agent to personalise the topics of interaction in human-agent information-giving chat. The Topic Selection component of this computational model decides what the agent should talk about …

The influence of task activity and the learner’s personal characteristics on self-confidence during an online explanation activity with a conversational agent
Y Hayashi, Y Takeuchi – educationaldatamining.org
This study investigated the factors underlying the estimation of learner self-confidence during explanations with a conversational agent in an online explanation task. Based on reviews of previous studies, we focused on how factors such as the learner’s task activities …

A Virtual Conversational Agent for Teens with Autism: Experimental Results and Design Lessons
MR Ali, Z Rasazi, AA Mamun, R Langevin… – arXiv preprint arXiv …, 2018 – arxiv.org
We present the design of an online social skills development interface for teenagers with autism spectrum disorder (ASD), who often lack access to social skills training. The interface is intended to enable private conversation practice anywhere, anytime using a browser …

Sentimental Analysis for AIML-Based E-Health Conversational Agents
D Ireland, H Hassanzadeh, SN Tran – International Conference on Neural …, 2018 – Springer
Conversational agents or chat-bots are emerging in various applications including finance, education and e-health. Recent research has highlighted the importance of the consistency between the response of the chat-bot and the sentiment of the input utterance. This is quite …

Advanced Content and Interface Personalization through Conversational Behavior and Affective Embodied Conversational Agents
M Rojc, Z Ka?i?, I Mlakar – Artificial Intelligence-Emerging Trends …, 2018 – intechopen.com
Conversation is becoming one of the key interaction modes in HMI. As a result, the conversational agents (CAs) have become an important tool in various everyday scenarios. From Apple and Microsoft to Amazon, Google, and Facebook, all have adapted their own …

A Review of Dialogue Intent Identification Methods for Closed Domain Conversational Agents
S Papalkar, A Nagmal, S Karve… – 2018 Second …, 2018 – ieeexplore.ieee.org
Dialogue intent identification is an indispensable part of every conversational or a dialogue system. Intent identification is the process of deducing the goal or meaning of the sentence. Intent identification is performed using various classification algorithms. Performance of …

Open-domain neural conversational agents: The step towards artificial general intelligence
S Arsovski, S Wong, AD Cheok – International Journal of …, 2018 – openaccess.city.ac.uk
Development of conversational agents started half century ago and since then it has transformed into a technology that is accessible in various aspects in everyday life. This paper presents a survey current state-of-the-art in the open domain neural conversational  …

Conversational Agents in Distance Education: Comparing Mood States with Students’ Perception
AL Krassmann, FJ Paz, C Silveira, LMR Tarouco… – Creative Education, 2018 – scirp.org
One of the advantages of a Conversational Agent is that it stimulates social presence among Distance Education students, providing continuous psychological and pedagogical support. However, the interaction between students and virtual agents is often functionally ineffective …

Exploring European Cultural Heritage Using Conversational Agents
OM Machidon, A Tavcar – International Conference on VR Technologies in …, 2018 – Springer
The semantic web and open data paradigms are gaining momentum in recent years and more information is being published online following the linked data principles. This enables easy access and processing of data by external services. An example of such services are …

Safety First: Conversational Agents for Health Care
T Bickmore, H Trinh, R Asadi, S Olafsson – Studies in Conversational UX …, 2018 – Springer
Automated dialogue systems represent a promising approach for health care promotion, thanks to their ability to emulate the experience of face-to-face interactions between health providers and patients and the growing ubiquity of home-based and mobile conversational …

Intelligent intervention by conversational agent through chatlog analysis
M Procter, F Lin, B Heller – Smart Learning Environments, 2018 – Springer
E-learning systems based on a conversational agent provide the basis of an intuitive, responsive, engaging interface for the online learner. This paper proposes an approach to intelligent intervention and strategic pedagogical design for improving student engagement …

Wizard of Wikipedia: Knowledge-Powered Conversational agents
E Dinan, S Roller, K Shuster, A Fan, M Auli… – arXiv preprint arXiv …, 2018 – arxiv.org
In open-domain dialogue intelligent agents should exhibit the use of knowledge, however there are few convincing demonstrations of this to date. The most popular sequence to sequence models typically” generate and hope” generic utterances that can be memorized …

Sentient Embodied Conversational Agents: Architecture and Evaluation
D TELLOLS, M LOPEZ-SANCHEZ… – … , New Trends and …, 2018 – books.google.com
This paper introduces Sentient Embodied Conversational Agents (SE-CAs) as virtual characters able to engage users in complex conversations. Our proposal includes the formalisation of a SECA architecture together with a software library that facilitates their …

The Rapidly Changing Landscape of Conversational Agents
V Mathur, A Singh – arXiv preprint arXiv:1803.08419, 2018 – arxiv.org
Conversational agents have become ubiquitous, ranging from goal-oriented systems for helping with reservations to chit-chat models found in modern virtual assistants. In this survey paper, we explore this fascinating field. We look at some of the pioneering work that …

NIPS Conversational Intelligence Challenge 2017 Winner System: Skill-based Conversational Agent with Supervised Dialog Manager
I Yusupov, Y Kuratov – Proceedings of the 27th International Conference …, 2018 – aclweb.org
We present bot# 1337: a dialog system developed for the 1st NIPS Conversational Intelligence Challenge 2017 (ConvAI). The aim of the competition was to implement a bot capable of conversing with humans based on a given passage of text. To enable …

Use Of Artificial Intelligence For Social Engagement: The Case Of Embodied Conversational Agents
G Demiris – Innovation in Aging, 2018 – ncbi.nlm.nih.gov
The emergence of new digital technologies has led to novel approaches to address social isolation and provide companionship for older adults considering the clinical workforce shortage and a frequent lack of social-supportive networks. Embodied conversation agents …

Can You be More Polite and Positive? Infusing Social Language into Task-Oriented Conversational Agents
YC Wang, R Wang, G Tur, H Williams – alborz-geramifard.com
Goal-oriented conversational agents are becoming ubiquitous in daily life for tasks ranging from personal assistants to customer support systems. For these systems to engage users and achieve their goals in a more natural manner, they need to not just provide informative …

Investigating the dimensions of conversational agents’ social competence using objective neurophysiological measurements
T Chaminade, B Rauchbauer, B Nazarian… – Proceedings of the …, 2018 – dl.acm.org
Assessing the social competence of anthropomorphic artificial agents developed to produce engaging social interactions with humans has become of primary importance to effectively compare various appearances and/or behaviours. Here we attempt to objectify the social …

Detection of dementia from responses to atypical questions asked by embodied conversational agents
T Ujiro, H Tanaka, H Adachi, H Kazui… – Proc. Interspeech …, 2018 – isca-speech.org
Detection of dementia requires examinations, such as blood tests and functional magnetic resonance imaging (fMRI), that can be very stressful for the patient. Previous studies proposed screenings for easy detection of dementia that utilized acoustic and language …

Natural Language Query Approach for Embodied Conversational Agent
OS Goh, YJ Kumar, PH Leong – Advanced Science Letters, 2018 – ingentaconnect.com
This paper proposes the development of an embodied conversation agent that is able to exhibit a human-like behavior while communicating with human agent using hybrid approaches. A hybrid approach is described to improve search performance by providing a …

Can a Machine Tend to Teenagers’ Emotional Needs?: A Study with Conversational Agents
J Kim, Y Kim, B Kim, S Yun, M Kim, J Lee – Extended Abstracts of the …, 2018 – dl.acm.org
As teen stress and its negative consequences are on the rise, several studies have attempted to tend to their emotional needs through conversational agents (CAs). However, these attempts have focused on increasing human-like traits of agents, thereby overlooking …

A Study on Dialogue Reward Prediction for Open-Ended Conversational Agents
H Cuayáhuitl, S Ryu, D Lee, J Kim – arXiv preprint arXiv:1812.00350, 2018 – arxiv.org
The amount of dialogue history to include in a conversational agent is often underestimated and/or set in an empirical and thus possibly naive way. This suggests that principled investigations into optimal context windows are urgently needed given that the amount of …

Towards Integrating Conversational Agents and Learning Analytics in MOOCs
S Demetriadis, A Karakostas, T Tsiatsos… – … Internetworking, Data & …, 2018 – Springer
Abstract Higher Education Massive Open Online Courses (MOOCs) introduce a way of transcending formal higher education by realizing technology-enhanced formats of learning and instruction and by granting access to an audience way beyond students enrolled in any …

On the Lack of Pragmatic Processing in Artificial Conversational Agents
J Baratgin – … Systems Engineering and Design: Proceedings of …, 2018 – books.google.com
With the increasing demand for automated agents able to communicate with humans, a lot of progress has been made in the field of artificial intelligence in order to produce conversational agents able to sustain open or topic-restricted conversations. Still, they …

Towards the NESTORE e-Coach: a Tangible and Embodied Conversational Agent for Older Adults
M El Kamali, L Angelini, M Caon, G Andreoni… – Proceedings of the …, 2018 – dl.acm.org
The ability to engage the user in a conversation and the credibility of the system are two fundamental characteristics of virtual coaches. In this paper, we present the architecture of a conversational e-coach for promoting healthy lifestyles in older age, developed in the …

Biased Bots: Conversational Agents to Overcome Polarization
T Dingler, A Choudhury, V Kostakos – Proceedings of the 2018 ACM …, 2018 – dl.acm.org
In today’s media landscape, emotionally charged topics including issues related to politics, religion, or gender can lead to the formation of filter bubbles, echo chambers, and subsequently to strong polarization. An effective way to help people break out of their bubble …

Design of an Emotional Conversational Cognitive Agent Architecture (ECCAA)
APG Gnaneswari, MV Vijayakumar – 2018 – ijsrcseit.com
… levels such as Reflexive layer, Reactive layer, Deliberative layer, Learning layer and Cognition layer based on SMCA.[5] But in the case of conversational agent architecture we … In conversational agents just one word answers such as yes/no/ok are generated from this layer …

Research Questions to Support Conversational Learning in the Era of Ubiquitous, Mobile Agents
B Schloss, MD Chang, A Vempaty, A Acharya, R Kokku… – 2018 – repository.isls.org
… As the number of learners who access and use conversational agents outside the formal education facility grows past a tipping point, learning sciences can … Design questions for CA-CLAs The most basic type of CA-CLA is a conversational agent for Information Retrieval (IR) …

Give Me the Support I Want!: The Effect of Matching an Embodied Conversational Agent’s Social Support to Users’ Social Support Needs in Fostering Positive User …
J Kang, L Wei – Proceedings of the 6th International Conference on …, 2018 – dl.acm.org
Do users’ general social support needs influence their satisfaction with embodied conversational agents'(ECAs) social support? We examined this research question by conducting a 2 (an agent’s social support: informational vs. emotional) x 2 (a user’s general …

Managing Chronic Conditions with a Smartphone-based Conversational Virtual Agent
TW Bickmore, E Kimani, H Trinh, A Pusateri… – displays, 2018 – relationalagents.com
… A number of conversational agents have now been developed to counsel patients on health problems, in general, and chronic disease … Our smartphone-based virtual agent framework consists of four components: an embodied conversational agent, a custom dialogue engine, a …

Conceptualizing agent-human interactions during the conversational search process
L Azzopardi, M Dubiel, M Halvey… – … to Information Retrieval, 2018 – strathprints.strath.ac.uk
… of conversational agents in general. Then, we focus in on conversational search agents and describe what actions various proponents suggest that they need to be able to perform and accomplish. Liu et al. [17] provide a high-level overview of six abilities a conversational agent …

Domain Specific Conversational Intelligent Agents: Natural Language Processing in Real World Applications
MC Calpur, MU Tatlidede, I Cataloglu – ceur-ws.org
… reachable target. Conversational AI (CAI) is replacing current user interfaces and search tools [2,3]. In the coming years, the human computer interaction will be based on text and speech based conversational agents. Such a …

An Empathy-Driven, Conversational Artificial Intelligence Agent (Wysa) for Digital Mental Well-Being: Real-World Data Evaluation Mixed-Methods Study
B Inkster, S Sarda, V Subramanian – JMIR mHealth and uHealth, 2018 – ncbi.nlm.nih.gov
… Artificial intelligence (AI) text-based conversational agents have the ability to offer contextual and always-available support … Two recent studies measured the efficacy of a fully automated mobile conversational agent in the delivery of mental well-being [31,32] …

Towards a deeper understanding of current conversational frameworks through the design and development of a cognitive agent
PP Angara – 2018 – dspace.library.uvic.ca
… building. RQ2 Given the frameworks to build conversational agents, what are the challenges in designing a sophisticated conversational agent? We explore this area of research by building a text and voice-enabled conver …

Challenges in Exploiting Conversational Memory in Human-Agent Interaction
J Campos, J Kennedy, JF Lehman – Proceedings of the 17th International …, 2018 – dl.acm.org
… KEYWORDS Human-Robot Interaction; Conversational Agent; Memory ACM Reference Format: Joana Campos, James Kennedy, and Jill F … 1 INTRODUCTION Recent advances in the development of Embodied Conversational Agents (ECAs), whether as robots or virtual entities …

Conversational Interaction with Multiple Agents Initiated via Proxemics and Gaze
D Novick, LJ Hinojos, AE Rodriguez… – Proceedings of the 6th …, 2018 – dl.acm.org
… “in press”. Toward inducing rapport-building behaviors in interac- tion with an embodied conversational agent. In Proceedings of the 18th ACM International Conference on Intelligent Virtual Agents (IVA 2018). ACM. [11] David Novick and Laura M. Rodriguez. [nd] …

Investigating how conversational search agents affect user’s behaviour, performance and search experience
M Dubiel, M Halvey, L Azzopardi… – The Second …, 2018 – strathprints.strath.ac.uk
… Given that current voice systems lack memory of past interactions and struggle to maintain conversa- tional state (cf. [33]), in this paper we consider the importance of these properties within a conversational agent. Trippas et al …

(Visited 103 times, 1 visits today)