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A Scalable Avatar for Conversational User Interfaces [chapter]

Uwe Berner, Thomas Rieger
2003 Lecture Notes in Computer Science  
Concrete implementations as a part of conversational interfaces are User-Interface Avatars, anthropomorphic representatives on the base of artificial 2D or 3D characters.  ...  Today's challenge is to build a suitable visualization architecture for anthropomorphic conversational user interfaces which will run on different devices like laptops, PDAs and mobile phones.  ...  Conclusion We have presented the idea of a scalable avatar used for conversational user interfaces.  ... 
doi:10.1007/3-540-36572-9_27 fatcat:pwfbo7oda5g2dk4wmwpwfwkyu4

Plug: Virtual Worlds for Millions of People

Shun-Yun Hu, Jehn-Ruey Jiang
2008 2008 14th IEEE International Conference on Parallel and Distributed Systems  
Users use an instant messenger (IM)-like interface to converse with friends and find new contacts, using a virtual representation of the user's self.  ...  Plug utilizes standards whenever possible, and is designed to be scalable, extensible, and customizable for various uses such as distance learning, virtual shopping, or online gaming.  ...  Acknowledgments We would like to thank the following individuals for invaluable discussions: Ye-Zen Chang Chen and Chen-Yu Yeh (Yakko) for the conception of Plug; Shao-Chen Chang, Jyun-Jie Huang, Davild  ... 
doi:10.1109/icpads.2008.121 dblp:conf/icpads/HuJ08 fatcat:ns2jw76cp5geflk34m4abzm4je

Issues in the design of a flexible distributed architecture for supporting persistence and interoperability in collaborative virtual environments

Jason Leigh, Andrew E. Johnson, Thomas A. DeFanti
1997 Proceedings of the 1997 ACM/IEEE conference on Supercomputing (CDROM) - Supercomputing '97  
Multiple networking interfaces support customizable, latency, data consistency, and scalability that are needed to support a broad spectrum of networking requirements.  ...  CAVERNsoft uses distributed data stores to manage the wide range of data volumes (from a few bytes to several terabytes) that are typically needed for sustaining collaborative virtual environments.  ...  For example, in order to support avatars, the IRB interface must be used to declare keys to hold avatar information.  ... 
doi:10.1145/509593.509614 dblp:conf/sc/Leigh97 fatcat:blse3ezt7repfakqshjoz5j3d4

Design Issues for Conversational User Interfaces: Animating and Controlling 3D Faces [chapter]

W. Müller, U. Spierling, M. Alexa, I. Iurgel
2001 Deformable Avatars  
Today's challenge is to build a suitable visualization architecture for anthropomorphic conversational user interfaces, and to design believable and appropriate faceto-face interactions, including human  ...  avatars.  ...  CONCLUSIONS In this paper, we presented the conception and realization of a presentation engine for conversational user interface agents.  ... 
doi:10.1007/978-0-306-47002-8_20 fatcat:37xne2ff45dkdljrj6lglzjkcu

The University of Pennsylvania

1961 Physics today  
Creation of compelling 3-dimensional, multi-user virtual worlds for education and training applications requires a high degree of realism in the appearance, interaction, and behavior of avatars within  ...  We have produced a prototype system, JackMOO, which combines Jack, a virtual human system, and LambdaMOO, a multiuser, network-accessible, programmable, interactive server.  ...  Furthermore, a user interface is necessary to allow users to enter goals and instructions, or to change properties (e.g., culture) for the smart avatars.  ... 
doi:10.1063/1.3057366 fatcat:eyd24ygdanfo5d7vyhew23y4j4

Facilitating Ubiquitous interaction Using Intelligent Agents [chapter]

Abey Campbell, Rem Collier, Mauro Dragone, Levent Görgü, Thomas Holz, Michael J. O'Grady, G. M. P. O'Hare, Antonella Sassu, John Stafford
2012 Studies in Computational Intelligence  
This chapter discusses and illustrates how intelligent agents may be harnessed for integrating a range of diverse interface and interaction modalities such that the ubiquitous user interface concept may  ...  Such interfaces must be perceived as being intuitive across a variety of contexts, including those of the hosting devices.  ...  The conversational agent Welbo [3] , for example, is an interface agent that guides, helps, and serves the users in an "Mixed Reality Living Room" where the users can visually simulate the location of  ... 
doi:10.1007/978-3-642-25691-2_13 fatcat:zmwn3idjrfforayldvkwni3rhq

A Unified Framework for Individualized Avatar-Based Interactions

Arjun Nagendran, Remo Pillat, Adam Kavanaugh, Greg Welch, Charles Hughes
2014 Presence - Teleoperators and Virtual Environments  
A human-in-the-loop metaphor provides an interface for remote operation, with support for multiple inhabiters, multiple avatars, and multiple participants.  ...  Custom animation blending routines and a gesture-based interface provide inhabiters with an intuitive avatar control paradigm.  ...  of Felicia Graybeal, Kate Ingraham, Kenneth Ingraham, and Morgan Russell, who are the Wizards of Oz responsible for breathing life into the avatars; (4) Lisa Dieker and Michael Hynes, who are the PIs  ... 
doi:10.1162/pres_a_00177 fatcat:t4aludknvfeapajqyjjdt2pgne

e-Learning through distributed virtual environments

C. Bouras, A. Philopoulos, Th. Tsiatsos
2001 Journal of Network and Computer Applications  
This paper presents our work in multi-user distributed virtual environments which are designed and implemented for educational uses in the bounds of the VES project.  ...  Furthermore, it presents our proposal for the extensions and reconstruction of the current system in order to create a more efficient system, which can be characterized as a learning virtual environment  ...  Users are able to enter such rooms using a unique name, navigate inside it, see other students' avatars and enter the on-line text-based conversation.  ... 
doi:10.1006/jnca.2001.0131 fatcat:pi4o2eu4abcnfeldu455aej7wy

Development of Virtual Patient Simulations for Medical Education

Douglas R Danforth, Mike Procter, Richard Chen, Mary Johnson, Robert Heller
2009 Journal of Virtual Worlds Research  
This allows students to engage in a natural language conversation with the patient to obtain relevant patient history, symptoms, etc, and then to develop relevant differential diagnoses and treatments  ...  From a general education perspective, they allow for virtual classrooms, virtual libraries, interactive role-playing, remote seminars, etc.  ...  Second Life scripts These scripts provide an interface between SL users and AIML server, avatar animation and other interaction with avatars and in world objects.  ... 
doi:10.4101/jvwr.v2i2.707 fatcat:hmh7b5zy4bcq5amvn5eemsizgu

Beaconing D3.2 Technology And Learning Environment Inventory

Anna Barenbrock, Sami Khan
2018 Zenodo  
As an innovation action project, BEACONING will provide components for pervasive teaching with a technology readiness level between 7-9.  ...  The objective of this deliverable is to provide an overview of existing hardware, software, learning inventory and expertise within the consortium that may serve as a foundation.  ...  Those can be used to create a 2D avatar with various options. A user interface for avatar creation is not integrated yet. The avatar parts act as assets, which can be used in an editor.  ... 
doi:10.5281/zenodo.1256665 fatcat:x2ljusrpnrah5npka7gysvtg7a

A semantic Bayesian network approach to retrieving information with intelligent conversational agents

Kyoung-Min Kim, Jin-Hyuk Hong, Sung-Bae Cho
2007 Information Processing & Management  
Accordingly, users require effective methods for accessing this information. Conversational agents can act as effective and familiar user interfaces.  ...  Although conversational agents can analyze the queries of users based on a static process, they cannot manage expressions that are more complex.  ...  Q-avatar ( is employed as the avatar system, while Voiceware (, a solution for speech generation, is used to provide the user with a realistic and convenient interface.  ... 
doi:10.1016/j.ipm.2006.04.001 fatcat:ijp74o2lg5ewziz2tn2vsvl7mm

Emotionally Responsive Robotic Avatars as Characters in Virtual Worlds

Stuart Slater, David Burden
2009 2009 Conference in Games and Virtual Worlds for Serious Applications  
for games and simulations.  ...  In this work, the E-AI architecture was applied to a currently existing commercial AI and chatbot architecture.  ...  more natural in conversation than avatars controlled by users.  ... 
doi:10.1109/vs-games.2009.7 dblp:conf/vsgames/SlaterB09 fatcat:e5tmhff32ffqjgpyvngnc2mnei

Setting the scene: playing digital director in interactive storytelling and creation

Ulrike Spierling, Dieter Grasbon, Norbert Braun, Ido Iurgel
2002 Computers & graphics  
Then, we introduce a multi-level concept for an experimental stage that can be used to explore interactive storytelling at varying degrees of flexibility versus predetermination.  ...  We first give a definition of interactive storytelling that includes a scope between authorship and emergent narrative, and present two example projects with different emphases.  ...  Their main emphasis is on the levels of the story engine, the actor avatar engine and the Fig. 4 . The relations between story, scene, conversation, actor and user.  ... 
doi:10.1016/s0097-8493(01)00176-5 fatcat:shm7p3seizdjbbtc33uhfunwai

A distributed interest management scheme for massively multi-user virtual environments

Behnoosh Hariri, Shervin Shirmohammadi, Mohammad Reza Pakravan
2008 2008 IEEE Conference on Virtual Environments, Human-Computer Interfaces and Measurement Systems  
This paper introduces a new zone selection and distributed regional message filtering architecture for MMVE applications.  ...  Therefore, scalable and efficient area of interest management is a challenge in MMVE design.  ...  CVE users interact through a 3D interface program that simulates the experience of immersion in a virtual environment by rendering images of the environment as perceived from the user's simulated viewpoint  ... 
doi:10.1109/vecims.2008.4592763 dblp:conf/vecims/HaririSP08a fatcat:uprkl755yzh3fijecioaef5rve

The "3D Wiki": Blending virtual worlds and Web architecture for remote collaboration

Michael Roberts, Nicolas Ducheneaut, Trevor F. Smith
2010 2010 IEEE International Conference on Multimedia and Expo  
While a lot of technical data is available on the Web, conveying information about detailed procedures for the assembly and repair of complex machinery has so far been limited mostly to 2D drawings and  ...  By blending the functionality of virtual worlds (3D visualization and navigation) with the benefits of social software (editability, traceability, and hyperlinking), the 3D Wiki can help users tasked with  ...  We begin below with a high-level description of the user interface and actions available to users.  ... 
doi:10.1109/icme.2010.5582579 dblp:conf/icmcs/RobertsDS10 fatcat:7t6o772yprb2rjtt6mzm5upiqi
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