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» Finding unusual review patterns using unexpected rules
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CIKM
2010
Springer
14 years 10 months ago
Finding unusual review patterns using unexpected rules
In recent years, opinion mining attracted a great deal of research attention. However, limited work has been done on detecting opinion spam (or fake reviews). The problem is analo...
Nitin Jindal, Bing Liu, Ee-Peng Lim
DAGSTUHL
2004
15 years 1 months ago
Knowledge-Based Sampling for Subgroup Discovery
Subgroup discovery aims at finding interesting subsets of a classified example set that deviates from the overall distribution. The search is guided by a so-called utility function...
Martin Scholz
103
Voted
IEEEICCI
2002
IEEE
15 years 4 months ago
Mining Fuzzy Rules in A Donor Database for Direct Marketing by a Charitable Organization
Given a donor database by a charitable organization in Hong Kong, we propose to use a new data mining technique to discover fuzzy rules for direct marketing. The discovered fuzzy ...
Keith C. C. Chan, Wai-Ho Au, Berry Choi