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» Information retrieval using hierarchical dirichlet processes
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KYOTODL
2000
74views more  KYOTODL 2000»
14 years 11 months ago
On Spatial Information Retrieval and Database Generalization
Spatial data are often stored in a database with the finest level of details. The problem of cartographic generalization of spatial data concerns deriving spatial data with proper...
Xiaofang Zhou, Yanchun Zhang, Sanglu Lu, Guihai Ch...
KES
2008
Springer
14 years 9 months ago
Data Mining for Navigation Generating System with Unorganized Web Resources
Users prefer to navigate subjects from organized topics in an abundance resources than to list pages retrieved from search engines. We propose a framework to cluster frequent items...
Diana Purwitasari, Yasuhisa Okazaki, Kenzi Watanab...
IR
2010
14 years 8 months ago
Adapting boosting for information retrieval measures
Abstract We present a new ranking algorithm that combines the strengths of two previous methods: boosted tree classification, and LambdaRank, which has been shown to be empiricall...
Qiang Wu, Christopher J. C. Burges, Krysta Marie S...
CIKM
2008
Springer
14 years 11 months ago
Academic conference homepage understanding using constrained hierarchical conditional random fields
We address the problem of academic conference homepage understanding for the Semantic Web. This problem consists of three labeling tasks - labeling conference function pages, func...
Xin Xin, Juanzi Li, Jie Tang, Qiong Luo
SIGMOD
1998
ACM
143views Database» more  SIGMOD 1998»
15 years 2 months ago
Interaction of Query Evaluation and Buffer Management for Information Retrieval
The proliferation of the World Wide Web has brought information retrieval (IR) techniques to the forefront of search technology. To the average computer user, “searching” now ...
Björn Þór Jónsson, Michae...