3251 search results - page 383 / 651 » Challenges in Web Information Retrieval |
149
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SIGIR
2009
ACM
15 years 11 months ago
2009
ACM
This paper addresses the problem of Named Entity Recognition in Query (NERQ), which involves detection of the named entity in a given query and classification of the named entity...
140
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CIKM
2011
Springer
14 years 4 months ago
2011
Springer
Many large-scale Web applications that require ranked top-k retrieval are implemented using inverted indices. An inverted index represents a sparse term-document matrix, where non...
180
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WIDM
2005
ACM
15 years 10 months ago
2005
ACM
Markov models have been widely used for modelling users' navigational behaviour in the Web graph, using the transitional probabilities between web pages, as recorded in the w...
124
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ICASSP
2009
IEEE
15 years 11 months ago
2009
IEEE
In this paper, we describe CALM, a method for building statistical language models for the Web. CALM addresses several unique challenges dealing with the Web contents. First, CALM...
109
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LREC
2010
15 years 5 months ago
2010
The Semantic Web is facing the important challenge to maintain its promise of a real world-wide graph of interconnected resources. Unfortunately, while URIs almost guarantee a dir...