1559 search results - page 194 / 312 » Evaluation of Query Performance Prediction Methods by Range |
152
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UM
2007
Springer
15 years 10 months ago
2007
Springer
In this paper we show how model identifiability is an issue for student modeling: observed student performance corresponds to an infinite family of possible model parameter estimat...
116
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BMCBI
2006
15 years 4 months ago
2006
Background: Recently several statistical methods have been proposed to identify genes with differential expression between two conditions. However, very few studies consider the p...
155
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Similarity search usually encounters a serious problem in the high dimensional space, known as the “curse of dimensionality”. In order to speed up the retrieval efficiency, p...
132
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
We present SecureBlox, a declarative system that unifies a distributed query processor with a security policy framework. SecureBlox decouples security concerns from system speci...
160
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ADCS
2004
15 years 6 months ago
2004
Relevance profiling is a general process for withindocument retrieval. Given a query, a profile of retrieval status values is computed by sliding a fixed sized window across a doc...