Elicitation of situated values: Need for tools to help stakeholders and designers to reflect and communicate

Explicitly considering human values in the design process of socio-technical systems has become a responsibility of designers. It is, however, challenging to design for values because (1) relevant values must be identified and communicated between all stakeholders and designers and (2) stakeholders’ values differ and trade-offs must be made. We...

Designing interfaces for explicit preference elicitation: A user-centered investigation of preference representation and elicitation process

Two problemsmay arisewhen an intelligent (recommender) system elicits users’ preferences. First, theremay be amismatch between the quantitative preference representations in most preference models and the users’ mental preference models. Giving exact numbers, e.g., such as “I like 30 days of vacation 2.5 times better than 28 days” is difficult...

Kinect sensing of shopping related actions

Surveillance systems in shopping malls or supermarkets are usually used for detecting abnormal behavior. We used the distributed video cameras system to design digital shopping assistants which assess the behavior of customers while shopping, detect when they need assistance, and offer their support in case there is a selling opportunity. In...

Language Modeling With Dynamic Bayesian Networks Using Conversation Types and Part of Speech Information

An audio-visual corpus for multimodal speech recognition in Dutch language

This paper describes the gathering and availability of an audio-visual speech corpus for Dutch language. The corpus was prepared with the multi-modal speech recognition in mind and it is currently used in our research on lip-reading and bimodal speech recognition. It contains the prompts used also in the well-established POLYPHONE corpus and...