Virtual agent
A virtual agent is often an automated representation of a customer service representative but also refers to a human customer service agent who works remotely. Virtual agents can give relevant advice and sustain an informative conversation with consumers.
Diva: Distributed intelligent virtual agents
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In this paper we present DIVA, an architecture for Intelligent Virtual Environments. In DIVA, systems consist of three different modules. There is a World Server that represents the environment in an abstract way, an arbitrary number of Intelligent Agent Clients acting as the
Scalable and flexible appraisal models for virtual agents
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Computational models of emotion are useful in a variety of domains, including games, virtual realty training and HCI to name a few. Many of these models are inspired by appraisal theory. Most appraisal theories share with virtual agents the assumption that beliefs, desires
Fighting bullying with the help of autonomous agents in a virtual school environment
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Using empathic virtual agents for Personal and Social Education is a powerful and immersive way to sensitise students for the problems and dangers related to persistent aggressive behaviour among students, also known as bullying. The work reported here
Pogamut 2 a platform for fast development of virtual agents behaviour
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Pogamut 2 is a freeware platform for rapid development of behavior of virtual agents embodied in a 3D environment of Unreal Tournament 2004. Pogamut 2 is specifically intended for research and educational purposes. A set of tutorials and videos makes it viable
Learning Policies for Embodied Virtual Agents through Demonstration.
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Although many powerful AI and machine learning techniques exist, it remains difficult to quickly create AI for embodied virtual agents that produces visually lifelike behavior. This is important for applications (eg, games, simulators, interactive displays) where an agent must
Virtual pedagogical agents design guidelines regarding visual appearance and pedagogical roles
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Following a brief discussion on aspects of visual appearance and roles respectively, two user studies are presented and discussed. Both focus on learner experiences and explore the reciprocal relation between visual appearance of virtual agents and their pedagogical
Emotions in Drama Characters and Virtual Agents .
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Notwithstanding the differences displayed by drama criticism for what concerns the theoretical stance and the aims, the key role played by emotions seems to be a common aspect to most definitions of drama. Although the field of computational drama has
Visual design of virtual pedagogical agents : Naturalism versus stylization in static appearance
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The paper presents an overview of arguments for and against visual naturalism in virtual humanlike agents , with a focus on pedagogical settings, concluding that there is:(i) a need for a distinction between static and dynamic qualities in the visual appearance of virtual
LiveActor: A virtual training environment with reactive embodied agents
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The last few years have seen great maturation in using computer graphics to portray 3D embodied virtual agents . Unlike the off-line, animator-intensive methods used for special effects, real-time embodied agents are expected to interact with us live. They can represent
Evaluating virtual agents for e-commerce
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The rapid evolution of interactive Internet services has led to both a constantly increasing number of modern Web sites, and to an increase in their functionality, which, in turn, makes them more complicated to use . Thus, any attempt to enhance the consumer-supplierWelcome to the proceedings of the 13th International Conference on Intelligent Virtual Agents . While this conference represents a field of specialization with in computer science and artificial intelligence, it celebrates an endeavor that requires the integration of
Beyond backchannels: co-construction of dyadic stancce by reciprocal reinforcement of smiles between virtual agents .
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When two persons participate in a discussion, they not only exchange the concepts and ideas they are discussing, they also express attitudes, feelings and commitments regarding their partner: they express interpersonal stances. Endowed with backchannel model, several
Using virtual agents to cue observer attention
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This paper describes an experiment developed to study the performance of virtual agent motion cues within digital interfaces. Increasingly, agents are used in virtual environments as part of the branding process and to guide user interaction. However, the level of agent
The virtual storyteller: Story creation by intelligent agents
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The Virtual Storyteller is a framework for story creation by co-operating intelligent agents . In this framework, a collection of agents is responsible for the creation of different story levels: plot, narrative, and presentation. In the Virtual Storyteller, plots are automatically created
The great deceivers: Virtual agents and believable lies
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This paper proposes a model giving Theory of Mind (ToM) capabilities to artificial agents to allow them to carry out deceptive behaviours. It describes a model supporting an N-level Theory of Mind and reports a study to assess whether equipping agents with a two-level
Towards expressive gaze manner in embodied virtual agents
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Empathy can be viewed in largely cognitive terms as the ability to do role taking, specifically to perceive, imagine and take on the psychological point of view of another [Piaget, 1965]. It also can be seen in more affective terms, specifically to react emotionally to anothers
Intelligent agents in virtual enterprises
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Decreasing innovation cycles, changing market situations as well as growing specialisation in individual market segments demand new ways of economic thinking, increasingly forcing enterprises into cooperations, sometimes even with direct competitors. Presently discussedThe origin of the Intelligent Virtual Agents conference dates from a successful workshop on Intelligent Virtual Environments held in Brighton at the 13th European Conference on Artificial Intelligence (ECAI98). This workshop was followed by a second one held in Salford
Task-oriented collaboration with embodied agents in virtual worlds
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We are working toward animated agents that can collaborate with human students in virtual worlds. The agents objective is to help students learn to perform physical, procedural tasks, such as operating and maintaining equipment. Like most of the previous research on task
Behavioral animation of virtual agents
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The animation of virtual agents has received great attention during the last two decades. This recent field, also known as Artificial Life, is based on the observation of natural systems. The core is to create a virtual environment inhabited by virtual agents that evolve in a life-like