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DASFAA
2005
IEEE
141views Database» more  DASFAA 2005»
14 years 1 months ago
Learning Tree Augmented Naive Bayes for Ranking
Naive Bayes has been widely used in data mining as a simple and effective classification algorithm. Since its conditional independence assumption is rarely true, numerous algorit...
Liangxiao Jiang, Harry Zhang, Zhihua Cai, Jiang Su
SIGMOD
2005
ACM
126views Database» more  SIGMOD 2005»
14 years 1 months ago
Page Quality: In Search of an Unbiased Web Ranking
In a number of recent studies [4, 8] researchers have found that because search engines repeatedly return currently popular pages at the top of search results, popular pages tend ...
Junghoo Cho, Sourashis Roy, Robert Adams
SIGMOD
2003
ACM
134views Database» more  SIGMOD 2003»
14 years 8 months ago
Location-based Spatial Queries
In this paper we propose an approach that enables mobile clients to determine the validity of previous queries based on their current locations. In order to make this possible, th...
Jun Zhang, Manli Zhu, Dimitris Papadias, Yufei Tao...
ER
2004
Springer
107views Database» more  ER 2004»
14 years 1 months ago
A Scaleless Data Model for Direct and Progressive Spatial Query Processing
A progressive spatial query retrieves spatial data based on previous queries (e.g., to fetch data in a more restricted area with higher resolution). A direct query, on the other si...
Sai Sun, Sham Prasher, Xiaofang Zhou
VLDB
2004
ACM
103views Database» more  VLDB 2004»
14 years 1 months ago
Maintenance of Spatial Semijoin Queries on Moving Points
In this paper, we address the maintenance of spatial semijoin queries over continuously moving points, where points are modeled as linear functions of time. This is analogous to t...
Glenn S. Iwerks, Hanan Samet, Kenneth P. Smith