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136
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CIKM
2007
Springer
16 years 22 days ago
2007
Springer
The term frequency normalisation parameter sensitivity is an important issue in the probabilistic model for Information Retrieval. A high parameter sensitivity indicates that a sl...
176
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CIKM
2007
Springer
16 years 22 days ago
2007
Springer
We present a corpus-based approach to the class expansion task. For a given set of seed entities we use co-occurrence statistics taken from a text collection to define a membersh...
141
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CIKM
2007
Springer
16 years 22 days ago
2007
Springer
Compression of term frequency lists and very long document-id lists within an inverted file search engine are examined. Several compression schemes are compared including Elias γ...
186
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CIKM
2007
Springer
16 years 22 days ago
2007
Springer
Searching answers to complex questions is a challenging IR task. In this paper, we examine the use of query templates with semantic slots to formulate slot-based queries. These qu...
155
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CIKM
2007
Springer
16 years 22 days ago
2007
Springer
Query translation in Cross Language Information Retrieval (CLIR) can be performed using multiple resources. Previous attempts to combine different translation resources use simple...