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Timothy Bickmore, Daniel Schulman, Langxuan Yin
2010 Applied Artificial Intelligence  
We discuss issues in designing virtual humans for applications which require long-term voluntary use, and the problem of maintaining engagement with users over time.  ...  of manipulations of agent behavior on user engagement was assessed.  ...  Thanks to Thomas Brown, Jenna Zaffini and the rest of the Relational Agents Group at Northeastern for their help, and to Jennifer Smith and Laura Pfeifer for their helpful comments on this paper.  ... 
doi:10.1080/08839514.2010.492259 pmid:21318052 pmcid:PMC3035950 fatcat:ovlpagokijgkxfskbadezf7ium

User-Agent Bond in Generalizable Environments: Long-Term Risk-Reduction via Nudged Virtual Choices

Liyuan Wang, John L Christensen, Benjamin J Smith, Traci K Gillig, David C Jeong, Mingxuan Liu, Paul R Appleby, Stephen J Read, Lynn C Miller
2021 Frontiers in Psychology  
We did so by using 3-month longitudinal data involving a narratively-based serious game: Socially Optimized Learning in Virtual Environments (SOLVE), a 3D-interactive game designed to reduce risky sexual  ...  Results show that video game identification predicts both the reduction of risky sexual behaviors over time, and reduction in the number of non-primary partners with whom risky sex occurs.  ...  ACKNOWLEDGMENTS Authors would like to acknowledge journal editors and reviewers for their time and efforts in creating a space for researchers in understanding the bonds between human and avatars.  ... 
doi:10.3389/fpsyg.2021.695389 pmid:34512452 pmcid:PMC8428191 fatcat:encm7vm3jzeoznwxi2pafpnzhi

Socially Optimized Learning in Virtual Environments (SOLVE) [chapter]

Lynn C. Miller, Stacy Marsella, Teresa Dey, Paul Robert Appleby, John L. Christensen, Jennifer Klatt, Stephen J. Read
2011 Lecture Notes in Computer Science  
In the current work, limitations of the DVD format (e.g., number of different risk challenges MSM encounter; DVD quickly becomes dated) were addressed with 3-D animated intelligent agents/interactive digital  ...  A National Institutes of Health (NIH)-funded DVD interactive video intervention that simulated a "virtual date" with guides/mentors reduced sexual risk over 3-months for Black, Latino and Caucasian young  ...  Virtual interactive interventions can engage young MSM in sex positive narratives that simulate real life risky contexts.  ... 
doi:10.1007/978-3-642-25289-1_20 fatcat:ujv7qkmlrrddppakolehjc7ozu

CoachAI: A Conversational Agent Assisted Health Coaching Platform [article]

Ahmed Fadhil, Gianluca Schiavo, Yunlong Wang
2019 arXiv   pre-print
work while ensuring continuous interaction with users.  ...  workload and enhance care given to users, by handling (automating) repetitive caregiver tasks; and (3) it presents a domain independent mobile health conversational agent for health intervention delivery  ...  Hence, the support of a human agent is clearly more motivating and engaging with respect to the virtual trainer that reveals itself alone insufficient to fulfill user's needs.  ... 
arXiv:1904.11961v1 fatcat:4fwswuk2ybbdfk4nsqubt6zdti

Virtual prognostication: When virtual alcohol choices predict change in alcohol consumption over 6-months

Liyuan Wang, John L. Christensen, David C. Jeong, Lynn C. Miller
2018 Computers in Human Behavior  
Narrative games, in which users interact with virtual agents, are increasingly being used in health interventions to change targeted behaviors.  ...  or alcohol) in a virtual dating game scenario intervention with IA for that target audience, and (4) assess pre and 6-months post-intervention YMSM's alcohol use.  ...  Another type of social agent that users may interact with are peers (e.g., in negotiating safer sex).  ... 
doi:10.1016/j.chb.2018.08.025 pmid:30906112 pmcid:PMC6428448 fatcat:zeulm5cyhjbbnbqd4sjlhspbw4

Using Virtual Interactive Training Agents (ViTA) with Adults with Autism and Other Developmental Disabilities

Shanna L. Burke, Tammy Bresnahan, Tan Li, Katrina Epnere, Albert Rizzo, Mary Partin, Robert M. Ahlness, Matthew Trimmer
2017 Journal of Autism and Developmental Disorders  
This project examined whether use of the Virtual Interactive Training Agent (VITA) system would improve job interviewing skills in a sample of persons with autism or other developmental disability.  ...  Conversational Virtual Human (VH) agents are increasingly being used to support role-play experiential learning across a range of use-cases and populations.  ...  One example of this progress is in the creation of conversational virtual humans (VHs) capable of engaging in face-to-face dialogues with real users.  ... 
doi:10.1007/s10803-017-3374-z pmid:29168090 fatcat:dsqno6bblzhsflsrocxm6futcm

An interactive VR platform with emotion recognition for self-attachment intervention

Neophytos Polydorou, Abbas Edalat
2021 EAI Endorsed Transactions on Pervasive Health and Technology  
The virtual agent interacts with the user and using an emotion recognition algorithm can provide suggestions for the user to undertake an appropriate self-attachment sub-protocol.  ...  METHODS: We have developed a user-friendly, interactive VR platform for self-attachment featuring a virtual assistant and a customised child avatar that resembles the user in their childhood.  ...  Acknowledgement This work was supported by the UKRI CDT in AI for Healthcare (Grant No. EP/S023283/1)  ... 
doi:10.4108/eai.14-9-2021.170951 fatcat:dscdj2wmujcq3hy4g67iujkjsu

Addressing Loneliness and Isolation in Older Adults: Proactive Affective Agents Provide Better Support

Lazlo Ring, Barbara Barry, Kathleen Totzke, Timothy Bickmore
2013 2013 Humaine Association Conference on Affective Computing and Intelligent Interaction  
We describe a conversational agent-based system designed to provide longitudinal social support to isolated older adults.  ...  Loneliness and social isolation are significant problems in older adult populations.  ...  Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.  ... 
doi:10.1109/acii.2013.17 dblp:conf/acii/RingBTB13 fatcat:gogcxj2cqrbcvmp66yw6f3hseq

Computer-Controlled Virtual Humans in Patient-Facing Systems: Systematic Review and Meta-Analysis (Preprint)

Debaleena Chattopadhyay, Tengteng Ma, Hasti Sharifi, Pamela Martyn-Nemeth
2020 Journal of Medical Internet Research  
Future studies also need to identify what features of virtual human interventions contribute toward their effectiveness.  ...  There were more cross-sectional (k=15) than longitudinal studies (k=11).  ...  Finally, a common theme across many VH designed for health-related interventions was continuity of care, or longitudinal engagement with end users.  ... 
doi:10.2196/18839 pmid:32729837 fatcat:7e446jaifjag7gzgdqg64p67ie

EMMA: An Emotion-Aware Wellbeing Chatbot [article]

Asma Ghandeharioun, Daniel McDuff, Mary Czerwinski, Kael Rowan
2019 arXiv   pre-print
In this paper, we present the design and evaluation of EMMA (EMotion-Aware mHealth Agent) through a two-week long human-subject experiment with N=39 participants.  ...  Furthermore, the feasibility of automating the delivery of just-in-time mHealth interventions via such an agent has not been fully studied.  ...  Other researchers have looked into the role of personality (introversion/extraversion dimension) in interacting with virtual agents [46, 42, 7] .  ... 
arXiv:1812.11423v2 fatcat:qbn5axlbwndb7ej7euwouh4g4e

ICTs for Assessment and Intervention on Cultivation of Empathy

Athanasios Drigas, Chara Papoutsi
2015 International Journal of Emerging Technologies in Learning (iJET)  
ICTs with the features that offered are a very important tool for the detection, the development and the cultivation of empathy in children and adults in various fields and in different ways.  ...  Neuropsychological evidence has shown that humans empathize with each other to different degrees depending on factors such as their mood, personality, and social relationships.  ...  ., (2005) developed 'the Empathic Companion', an animated interface agent that accompanies the user in the setting of a virtual job interview.  ... 
doi:10.3991/ijet.v10i5.4731 fatcat:um3z2lbxqzdn5dgzlpx6c6363y

Virtual Coaches for Older Adults' Wellbeing: A Systematic Review

Mira El Kamali, Leonardo Angelini, Maurizio Caon, Francesco Carrino, Christina Rocke, Sabrina Guye, Giovanna Rizzo, Alfonso Mastropietro, Martin Sykora, Suzanna Elayan, Isabelle Kniestedt, Canan Ziylan (+3 others)
2020 IEEE Access  
However, the lack of a multidomain intervention approach in the current literature motivates us to seek to define future solutions. INDEX TERMS Older adults, review, virtual coach, wellbeing, e-coach.  ...  Virtual Coaches, also known as e-coaches, are a disruptive technology in healthcare.  ...  The opinions expressed in this paper are those of the authors and are not necessarily those of the project partners or the European Commission.  ... 
doi:10.1109/access.2020.2996404 fatcat:glpvec4ckrczfhjxjcyrptmmhi

Chatting with the CEO's Virtual Assistant: Impact on Climate for Trust, Fairness, Employee Satisfaction, and Engagement

Debolina Dutta, IIM Bangalore, Sushanta Kumar Mishra, IIM Indore
2021 AIS Transactions on Human-Computer Interaction  
How employees perceive the climate for trust and fairness of practices in an organization is a critical factor that drives employee satisfaction and engagement and contributes to sustained performance  ...  Based on a time-lagged, rigorous field study, we investigated virtual assistants' impact on creating a climate for trust, fairness, and employee outcomes, namely, their engagement and satisfaction.  ...  Future studies can determine the longitudinal impact of using virtual agents in creating a high-performance work system. In our study, BU 1 and BU 3 differed primarily in their customer interface.  ... 
doi:10.17705/1thci.00156 fatcat:5o5fc2b5vngarnneuis5eixjya

NESTORE D5.1 Definition of Intervention Techniques

Röcke Christina, Guye Sabrina, Angelini Leonardo, Caon Maurizio, Mugellini Elena, Khaled Omar Abou, Rizzo Giovanna, Matropietro Alfonso, Porcelli Simone, Kniestedt Isabelle
2018 Zenodo  
In Chapter 3 we first describe intervention strategies (i.e.  ...  This document represents the first deliverable D5.1 (Definition of Intervention Techniques) of WP5 (NESTORE Virtual Coach) and contains the main results of discussions and activities performed during Task  ...  The agent engages with older adult in brief chat for social support and talks about local sports to try and build a sense of companionship.  ... 
doi:10.5281/zenodo.4549173 fatcat:623kpsetkbcw5kzosqv7xur33i

Engagement in Human-Agent Interaction: An Overview

Catharine Oertel, Ginevra Castellano, Mohamed Chetouani, Jauwairia Nasir, Mohammad Obaid, Catherine Pelachaud, Christopher Peters
2020 Frontiers in Robotics and AI  
Engagement has been studied not only in human-human, but also in human-agent interactions i.e., interactions with physical robots and embodied virtual agents.  ...  of adapting to users.  ...  For example, in human-agent interaction, the human user can be engaged with the agent (and vice-versa), the task that user and agent are be involved in, or the whole system (i.e., agent and task).  ... 
doi:10.3389/frobt.2020.00092 pmid:33501259 pmcid:PMC7806067 fatcat:zdvt343f55a33l7bo33zwr7ta4
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