2571 search results - page 407 / 515 » Window-Based Method for Information Retrieval |
172
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VLDB
2008
ACM
15 years 10 months ago
2008
ACM
Abstract Existing spatiotemporal indexes suffer from either large update cost or poor query performance, except for the Bx -tree (the state-of-the-art), which consists of multiple ...
WWW
2010
ACM
15 years 4 months ago
2010
ACM
We consider the problem of deep web source selection and argue that existing source selection methods are inadequate as they are based on local similarity assessment. Specificall...
105
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GECCO
2007
Springer
15 years 4 months ago
2007
Springer
This paper introduces a method for clustering complex and linearly non-separable datasets, without any prior knowledge of the number of naturally occurring clusters. The proposed ...
WEBI
2007
Springer
15 years 4 months ago
2007
Springer
The importance of named entities in information retrieval and knowledge management has recently brought interest in characterizing semantic relationships between entities. In this...
ICDM
2006
IEEE
15 years 4 months ago
2006
IEEE
The k-means algorithm is a popular clustering method used in many different fields of computer science, such as data mining, machine learning and information retrieval. However, ...