1715 search results - page 201 / 343 » Document Retrieval using a Probabilistic Knowledge Model |
ICCV
2007
IEEE
15 years 12 months ago
2007
IEEE
Closing the semantic gap in content based image retrieval (CBIR) basically requires the knowledge of the user's intention which is usually translated into a sequence of quest...
ESA
1995
Springer
15 years 1 months ago
1995
Springer
We present an algorithm that minimizes the expected cost of indirect binary search for data with non-constant access costs, such as disk data. Indirect binary search means that sor...
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CLEF
2011
Springer
13 years 10 months ago
2011
Springer
Abstract. We propose a generative model for automatic query reformulations from an initial query using the underlying subtopic structure of top ranked retrieved documents. We addre...
EUROPKI
2009
Springer
14 years 7 months ago
2009
Springer
Abstract. An electronic signature is considered to be valid, if the signature is mathematically correct and if the signer's public key is classified as authentic. While the fi...
SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
Algorithms in distributed information retrieval often rely on accurate knowledge of the size of a collection. The "multiple capture-recapture" method of Shokouhi et al. ...