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A Multimodal Real-Time Platform for Studying Human-Avatar Interactions [chapter]

Hui Zhang, Damian Fricker, Chen Yu
2010 Lecture Notes in Computer Science  
the design of intelligent virtual agents.  ...  behavioral patterns in human-agent interactions.  ...  Moreover, those fine-grained patterns and behaviors can also be directly implemented in an intelligent virtual agent who will demonstrate human-like sensitivities to various non-verbal bodily cues in natural  ... 
doi:10.1007/978-3-642-15892-6_6 fatcat:k7x4dt22i5hb3dy4hgmul4tasq

Design of a Virtual Assistant to Improve Interaction Between the Audience and the Presenter

S. Cobos-Guzman, S. Nuere, L. De Miguel, C. König
2021 International Journal of Interactive Multimedia and Artificial Intelligence  
computing and reinforcement learning to teach the intelligent agent to decide on the best strategy to increase the level of attention of the audience.  ...  In this manner, the collaboration between the presenter and Virtual Assistant could improve the level of learning among the public.  ...  Acknowledgment We would like to acknowledge Gema Fernández-Blanco Martín for her contribution on the psychological analysis of the survey results.  ... 
doi:10.9781/ijimai.2021.08.017 fatcat:kkzu4hk3tba4vplrunc7alow6y

Real-time adaptive behaviors in multimodal human-avatar interactions

Hui Zhang, Damian Fricker, Thomas G. Smith, Chen Yu
2010 International Conference on Multimodal Interfaces and the Workshop on Machine Learning for Multimodal Interaction on - ICMI-MLMI '10  
In light of this, we propose and implement a research framework in which human participants interact with a virtual agent in a virtual environment.  ...  Multimodal data streams are collected in the study including speech, eye gaze, hand and head movements from both the human user and the virtual agent, which are then analyzed to discover various behavioral  ...  Moreover, those fine-grained patterns and behaviors can also be directly implemented in an intelligent virtual agent who will demonstrate human-like sensitivities to various non-verbal bodily cues in natural  ... 
doi:10.1145/1891903.1891909 dblp:conf/icmi/ZhangFSY10 fatcat:awvgmh7cgvb3ti5hlv2d6z6p6a

Applying Biometric Principles to Avatar Recognition

Marina L. Gavrilova, Roman V. Yampolskiy
2010 2010 International Conference on Cyberworlds  
Domestic and industrial robots, intelligent software agents, and virtual world avatars are quickly becoming a part of our society.  ...  This paper presents current state of the art in virtual reality security, focusing specifically on emerging methodologies for avatar authentication.  ...  Alexei Sourin for his valuable help in manuscript preparation. The authors also would like to acknowledge the support of NSERC Funding Agency, Canada.  ... 
doi:10.1109/cw.2010.36 dblp:conf/cw/GavrilovaY10 fatcat:e7lcau355zcvbps5wvra2gznsm

Applying Biometric Principles to Avatar Recognition [chapter]

Marina L. Gavrilova, Roman Yampolskiy
2011 Lecture Notes in Computer Science  
Domestic and industrial robots, intelligent software agents, and virtual world avatars are quickly becoming a part of our society.  ...  This paper presents current state of the art in virtual reality security, focusing specifically on emerging methodologies for avatar authentication.  ...  Alexei Sourin for his valuable help in manuscript preparation. The authors also would like to acknowledge the support of NSERC Funding Agency, Canada.  ... 
doi:10.1007/978-3-642-22336-5_8 fatcat:nk33miifcrblxpeoki2agwc3gu

Engagement with Artificial Intelligence through Natural Interaction Models

Sara Feldman, Steve DiPaola, Özge Nilay Yalçin
2017 EVA London 2017  
, human-like conversation that is expressed in the visual and conversational output of the 3D virtual avatar system.  ...  As Artificial Intelligence (AI) systems become more ubiquitous, what user experience design paradigms will be used by humans to impart their needs and intents to an AI system, in order to engage in a more  ...  Whether on the Web or mobile devices, intelligent virtual agent (IVA) use is seeing rapid adoption.  ... 
doi:10.14236/ewic/eva2017.60 dblp:conf/eva/FeldmanDY17 fatcat:6pazi3xtmjfazoc4znefkp273q

A Virtual Reality Based System for the Screening and Classification of Autism

Marta Robles, Negar Namdarian, Julia Otto, Evelyn Wassiljew, Nassir Navab, Christine Falter-Wagner, Daniel Roth
2022 IEEE Transactions on Visualization and Computer Graphics  
We also thank Harry Unwin for creating the audio recordings for the agent.  ...  More concretely, eye-tracking has been used to investigate the gaze patterns of autistic individuals (for a systematic review and meta-analysis see [54] ).  ...  a recent review, see [28] ) but eye gaze patterns in autism have been pointed out as possible biomarkers of this condition [11, 16, 18] .  ... 
doi:10.1109/tvcg.2022.3150489 pmid:35171773 fatcat:6odqjey3krcnvdkljusli74bbm

An Eye Gaze Model for Controlling the Display of Social Status in Believable Virtual Humans

Michael Nixon, Steve DiPaola, Ulysses Bernardet
2018 2018 IEEE Conference on Computational Intelligence and Games (CIG)  
In this paper, we investigate the communication of status related social signals by means of a virtual human's eye gaze.  ...  In a second step based on these empirical findings, we designed an interactive system that incorporates dynamic eye tracking and spoken dialog, along with real-time control of a virtual character.  ...  To order to move in this direction by improving the quality of believable intelligent virtual agents' interactions within social settings, we examine how the important behavior of eye gaze can be improved  ... 
doi:10.1109/cig.2018.8490373 dblp:conf/cig/NixonDB18 fatcat:bl4ri2m43nbu5mt2bmozfkfbem

Embodied Conversational Agents: Computing and Rendering Realistic Gaze Patterns [chapter]

Gérard Bailly, Frédéric Elisei, Stephan Raidt, Alix Casari, Antoine Picot
2006 Lecture Notes in Computer Science  
This paper focuses on the generation and rendering of realistic gaze patterns.  ...  This data is then used to control embodied conversational agents able to engage into a realistic faceto-face interaction with human partners.  ...  We describe here part of our efforts for designing virtual ECAs that are sensitive to the environment (virtual and real) in which they interact with human partners.  ... 
doi:10.1007/11922162_2 fatcat:2ggmkdziqfg5xkx5cmqwnmi6uu

Interacting with a gaze-aware virtual character

Nikolaus Bee, Johannes Wagner, Elisabeth André, Fred Charles, David Pizzi, Marc Cavazza
2010 Proceedings of the 2010 workshop on Eye gaze in intelligent human machine interaction - EGIHMI '10  
In this paper, we present the user's attentive state interpreted through eye gaze while interacting with a virtual character.  ...  We connected a remote eye tracker with a dynamic 3D world. An empirical study revealed individual user experiences and behavioral patterns.  ...  Acknowledgments This work has been funded in part by the European Commission under the grant agreement IRIS (FP7-ICT-231824).  ... 
doi:10.1145/2002333.2002345 fatcat:c7v5kwy4tvhhllr7licyfmawne

Multi-Level Analysis of Motor Actions as a Basis for Effective Coaching in Virtual Reality [chapter]

Felix Hülsmann, Cornelia Frank, Thomas Schack, Stefan Kopp, Mario Botsch
2015 Advances in Intelligent Systems and Computing  
Non-linear optimization with three energy terms After the fitting procedure the joints of the skeleton are not in the correct position anymore.  ...  Multi-level Analysis of Motor Actions as a Basis for Effective Coaching in Virtual Reality. In Proceedings of the 10th International Symposium on Computer Science in Sports (ISCSS) (pp. 211-214).  ...  Accurate Face Reconstruction through Anisotropic Fitting and Eye Correction.  ... 
doi:10.1007/978-3-319-24560-7_27 fatcat:ogqhubcl2neurfytiwaqaen66m

Modeling Gaze Behavior for Virtual Demonstrators [chapter]

Yazhou Huang, Justin L. Matthews, Teenie Matlock, Marcelo Kallmann
2011 Lecture Notes in Computer Science  
Our analysis is based on full-body motions captured from human participants performing real demonstrative tasks in varied situations.  ...  Achieving autonomous virtual humans with coherent and natural motions is key for being effective in many educational, training and therapeutic applications.  ...  The authors would like to thank David Sparks for his assistance in motion annotations, and all the participants involved in the data collection process.  ... 
doi:10.1007/978-3-642-23974-8_17 fatcat:icexv6lvnbc27dubdu6wsm3y5q

Basic components of a face-to-face interaction with a conversational agent

Stephan Raidt, Gérard Bailly, Frédéric Elisei
2005 Proceedings of the 2005 joint conference on Smart objects and ambient intelligence innovative context-aware services: usages and technologies - sOc-EUSAI '05  
A video realistic talking head with independent head and eye movements was used as a talking agent interacting with a user during a simple card game offering different levels of help and guidance.  ...  The main challenge is to provide the interlocutor with implicit and explicit signs of mutual interest and attention and of the awareness of environmental conditions in which the interaction takes place  ...  This motivates our investigation of interactive real-time eye-gaze patterns of human speakers in face-to-face communication with a special focus on turn taking and the speaking and listening states.  ... 
doi:10.1145/1107548.1107610 fatcat:7233p7zatfgrde4pwn6rql7b4u

Agent-based Collaborative Affective E-learning System

M. Ben Ammar, Adel M.Alim, Mahmoud Neji, Guy Gouardères
2007 Proceedings of the ImmersCom  
In order to promote a more dynamic and flexible communication between the learner and the system, we integrate five kinds of adaptive agents in emotional framework.  ...  Emotions play an important role in cognitive processes and specially in learning tasks. Online learning is no exception.  ...  , intelligent interfaces, intelligent tutoring systems, etc.  ... 
doi:10.4108/icst.immerscom2007.2090 dblp:conf/immerscom/AmmarANG07 fatcat:aty6bkey65c2zb745matrf4yhi

Apparel recommendation system evolution: an empirical review

Congying Guan, Shengfeng Qin, Wessie Ling, Guofu Ding
2016 International Journal of Clothing Science and Technology  
Four types of models were found, namely clothes searching/retrieval, wardrobe recommendation, fashion coordination and intelligent recommendation systems.  ...  Initially, this paper undertakes an investigation of apparel recommendations in the commercial market in order to verify the research value and significance.  ...  Jung et al. (2013) proposed a recommendation system with eye movement analysis which human preference can be measured by tracking eye gaze information including fixation count and length.  ... 
doi:10.1108/ijcst-09-2015-0100 fatcat:b7foxb2sdjhqjfs5i3tccu4v2u
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