Concept

Virtual assistant

Related publications (126)

Graph Chatbot

Chat with Graph Search

Ask any question about EPFL courses, lectures, exercises, research, news, etc. or try the example questions below.

DISCLAIMER: The Graph Chatbot is not programmed to provide explicit or categorical answers to your questions. Rather, it transforms your questions into API requests that are distributed across the various IT services officially administered by EPFL. Its purpose is solely to collect and recommend relevant references to content that you can explore to help you answer your questions.

Collaborative Control for a Robotic Wheelchair: Evaluation of Performance, Attention and Workload

Tom Edward Carlson

Powered wheelchair users often struggle to drive safely and effectively and in more critical cases can only get around when accompanied by an assistant. To address these issues, we propose a collaborative control mechanism that assists the user as and when ...

2012

Small microphone array design and processing for speech recognition of vocal orders in restaurants.

Hervé Lissek, Xavier Falourd, Patrick Marmaroli, Philippe Martin

Veovox is a project led by a swiss company Veovox® in collaboration with swiss research institutes whose purpose is to market an order-taking device, enabling a waiter in a restaurant to take orders by voice. With this device, the waiter only needs to pron ...

2011

No peanut! Affective Cues for the Virtual Bartender

Stéphane Gobron, Junghyun Ahn

The aim of this paper are threefold: it explores methods for the detection of affective states in text, it presents the usage of such affective cues in a conversational system and it evaluates its effectiveness in a virtual reality setting. Valence and aro ...

2011

The Wolf Corpus: Exploring group behaviour in a competitive role-playing game

In this paper we present the Idiap Wolf Database. This is a audio-visual corpus containing natural conversational data of volunteers who took part in a competitive role-playing game. Four groups of 8-12 people were recorded. In total, just over 7 hours of ...

2010

Virtual Human Control for Reaching Tasks

Damien Maupu

In the framework of virtual prototyping, a virtual human is a useful tool to evaluate what one can reach or see. However because engineers and industrial designers are not necessarily skilled animators, it is important to provide intuitive or high-level in ...

EPFL2010

Multilayer Perceptron Based Hierarchical Acoustic Modeling for Automatic Speech Recognition

Joel Praveen Pinto

In this thesis, we investigate a hierarchical approach for estimating the phonetic class-conditional probabilities using a multilayer perceptron (MLP) neural network. The architecture consists of two MLP classifiers in cascade. The first MLP is trained in ...

EPFL2010

Evolving CPPNs to grow three-dimensional physical structures

Joshua Evan Auerbach

The majority of work in the field of evolutionary robotics concerns itself with evolving control strategies for human designed or bio-mimicked robot morphologies. However, there are reasons why co-evolving morphology along with control may provide a better ...

ACM Press2010

Real-Time ASR from Meetings

Philip Neil Garner, John David Scott Dines, Danil Korchagin, Le Zhang

The AMI(DA) system is a meeting room speech recognition system that has been developed and evaluated in the context of the NIST Rich Text (RT) evaluations. Recently, the ``Distant Access'' requirements of the AMIDA project have necessitated that the system ...

2009

Real-Time ASR from Meetings

Philip Neil Garner, John David Scott Dines, Danil Korchagin, Le Zhang

The AMI(DA) system is a meeting room speech recognition system that has been developed and evaluated in the context of the NIST Rich Text (RT) evaluations. Recently, the "Distant Access" requirements of the AMIDA project have necessitated that the system o ...

Idiap2009

Semantics for virtual humans

Alejandra Garcia Rojas Martinez

Population of Virtual Worlds with Virtual Humans is increasing rapidly by people who want to create a virtual life parallel to the real one (i.e. Second Life). The evolution of technology is smoothly providing the necessary elements to increase realism wit ...

EPFL2009