3686 search results - page 565 / 738 » Context Query in Information Retrieval |
222
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Increasing monitoring of transactions, environmental parameters, homeland security, RFID chips and interactions of online users rapidly establishes new data sources and applicatio...
164
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HICSS
2002
IEEE
15 years 9 months ago
2002
IEEE
Abstract— Recent advances in graph-based search techniques derived from Kleinberg’s work [1] have been impressive. This paper further improves the graph-based search algorithm ...
165
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CCS
2008
ACM
15 years 6 months ago
2008
ACM
Hash tables are fundamental data structures that optimally answer membership queries. Suppose a client stores n elements in a hash table that is outsourced at a remote server so t...
139
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TREC
2003
15 years 5 months ago
2003
Our participation in TREC 2003 aims to adapt the use of the DFR (Divergence From Randomness) models with Query Expansion (QE) to the robust track and the topic distillation task o...
156
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SIGMOD
2010
ACM
14 years 11 months ago
2010
ACM
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...