24105 search results - page 268 / 4821 » Models in Information Retrieval |
182
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SIGIR
2004
ACM
16 years 1 days ago
2004
ACM
In recent years, statistical language models are being proposed as alternative to the vector space model. Viewing documents as language samples introduces the issue of defining a...
230
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WWW
2005
ACM
16 years 5 days ago
2005
ACM
Most research works on web retrieval latency are object-level based, which we think is insufficient and sometimes inaccurate. In this paper, we propose a fine grained operation-le...
189
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
We address the task of separating personal from non-personal blogs, and report on a set of baseline experiments where we compare the performance on a small set of features across ...
222
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ACSC
2000
IEEE
15 years 11 months ago
2000
IEEE
Information retrieval systems can be partitioned into two main classes: large-scale systems that make use of an inverted index or some other auxiliary data structure, intended for...
195
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GIR
2007
ACM
15 years 10 months ago
2007
ACM
This paper introduces the concept of spatial filters as an approach to increasing the relevance of the information retrieved by users of mobile information systems. This approach ...