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168
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ICALP
2005
Springer
16 years 4 days ago
2005
Springer
In this paper we initiate the study of the AND-OR directed feedback vertex set problem from the viewpoint of approximation algorithms. This AND-OR feedback vertex set problem is m...
181
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ICLP
2005
Springer
16 years 4 days ago
2005
Springer
Abstract. Constraints and preferences are ubiquitous in real-life. Moreover, preferences can be of many kinds: qualitative, quantitative, conditional, positive or negative, to name...
175
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ICMI
2005
Springer
16 years 4 days ago
2005
Springer
A problem faced by groups that are not co-located but need to collaborate on a common task is the reduced access to the rich multimodal communicative context that they would have ...
165
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TSD
2004
Springer
15 years 12 months ago
2004
Springer
A significant challenge in Text-to-Speech (TtS) synthesis is the formulation of the prosodic structures (phrase breaks, pitch accents, phrase accents and boundary tones) of uttera...
181
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SIGECOM
2003
ACM
15 years 12 months ago
2003
ACM
Preference elicitation — the process of asking queries to determine parties’ preferences — is a key part of many problems in electronic commerce. For example, a shopping age...