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» Language-Derived Information and Context Models
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ICTIR
2009
Springer
14 years 11 months ago
Prior Information and the Determination of Event Spaces in Probabilistic Information Retrieval Models
Abstract. A mismatch between differenteventspaceshasbeen used toargue against rank equivalence of classic probabilistic models of information retrieval and language models. We ques...
Corrado Boscarino, Arjen P. de Vries
SIGIR
2006
ACM
15 years 7 months ago
Measuring similarity of semi-structured documents with context weights
In this work, we study similarity measures for text-centric XML documents based on an extended vector space model, which considers both document content and structure. Experimenta...
Christopher C. Yang, Nan Liu
ICA
2012
Springer
13 years 9 months ago
A Non-negative Approach to Language Informed Speech Separation
Abstract. The use of high level information in source separation algorithms can greatly constrain the problem and lead to improved results by limiting the solution space to semanti...
Gautham J. Mysore, Paris Smaragdis
IFIP
2007
Springer
15 years 8 months ago
Semantic Context Reasoning Using Ontology Based Models
New mobile computing technologies and the increasing use of portable devices have pushed the development of the so-called context-aware applications. This new class of applications...
Rodrigo Mantovaneli Pessoa, Camilo Zardo Calvi, Jo...
MRCO
2005
Springer
15 years 7 months ago
Using Activity Theory to Model Context Awareness
Abstract. One of the cornerstones of any intelligent entity is the ability to understand how occurrences in the surrounding world influence its own behaviour. Different states, o...
Anders Kofod-Petersen, Jörg Cassens