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JMLR
2008
111views more  JMLR 2008»
13 years 6 months ago
Ranking Categorical Features Using Generalization Properties
Feature ranking is a fundamental machine learning task with various applications, including feature selection and decision tree learning. We describe and analyze a new feature ran...
Sivan Sabato, Shai Shalev-Shwartz
SIGMOD
2007
ACM
160views Database» more  SIGMOD 2007»
14 years 7 months ago
Supporting ranking and clustering as generalized order-by and group-by
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
Chengkai Li, Min Wang, Lipyeow Lim, Haixun Wang, K...
KDD
2009
ACM
237views Data Mining» more  KDD 2009»
14 years 7 months ago
Exploring social tagging graph for web object classification
This paper studies web object classification problem with the novel exploration of social tags. Automatically classifying web objects into manageable semantic categories has long ...
Zhijun Yin, Rui Li, Qiaozhu Mei, Jiawei Han
ICDE
2009
IEEE
169views Database» more  ICDE 2009»
14 years 8 months ago
Visible Reverse k-Nearest Neighbor Queries
Reverse nearest neighbor (RNN) queries have a broad application base such as decision support, profile-based marketing, resource allocation, data mining, etc. Previous work on RNN ...
Yunjun Gao, Baihua Zheng, Gencai Chen, Wang-Chien ...
SIGMOD
2009
ACM
258views Database» more  SIGMOD 2009»
14 years 7 months ago
Continuous obstructed nearest neighbor queries in spatial databases
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...
Yunjun Gao, Baihua Zheng