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» Ambient Information Systems: Evaluation in Two Paradigms
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ICASSP
2008
IEEE
15 years 6 months ago
Maximum entropy models for speech confidence estimation
In this work we implement a confidence estimation system based on a Naive Bayes classifier, by using the maximum entropy paradigm. The model takes information from various sourc...
Claudio Estienne, Alberto Sanchís, Alfons J...
SPIRE
2009
Springer
15 years 6 months ago
Two-Dimensional Distributed Inverted Files
Abstract. Term-partitioned indexes are generally inefficient for the evaluation of conjunctive queries, as they require the communication of long posting lists. On the other side, ...
Esteban Feuerstein, Mauricio Marín, Michel ...
CIKM
2008
Springer
15 years 1 months ago
Retrievability: an evaluation measure for higher order information access tasks
Evaluation in Information Retrieval (IR) has long focused on effectiveness and efficiency. However, new and emerging access tasks now demand alternative evaluation measures which ...
Leif Azzopardi, Vishwa Vinay
JUCS
2010
164views more  JUCS 2010»
14 years 10 months ago
On Sustainability of Context-Aware Services Among Heterogeneous Smart Spaces
Abstract: Most of ambient intelligence studies have tried to employ inductive methods (e.g., data mining) to discover useful information and patterns from data streams on sensor ne...
Jason J. Jung
89
Voted
CIMCA
2008
IEEE
15 years 6 months ago
Affect-as-Information Approach to a Sentiment Analysis Based Evaluation of Conversational Agents
In this paper we propose a novel method for automatic evaluation of conversational agents. The method is based on analyzing the user’s affect conveyed in utterances. From analyz...
Michal Ptaszynski, Pawel Dybala, Shinsuke Higuchi,...