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» Algorithms for Categorical Equivalence
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KDD
2004
ACM
124views Data Mining» more  KDD 2004»
16 years 5 hour ago
Incorporating prior knowledge with weighted margin support vector machines
Like many purely data-driven machine learning methods, Support Vector Machine (SVM) classifiers are learned exclusively from the evidence presented in the training dataset; thus ...
Xiaoyun Wu, Rohini K. Srihari
WIDM
2003
ACM
15 years 12 months ago
Datarover: a taxonomy based crawler for automated data extraction from data-intensive websites
The advent of e-commerce has created a trend that brought thousands of catalogs online. Most of these websites are “taxonomy-directed”. A Web site is said to be ``taxonomydire...
Hasan Davulcu, S. Koduri, Saravanakumar Nagarajan
ICDM
2002
IEEE
156views Data Mining» more  ICDM 2002»
15 years 11 months ago
Predicting Rare Events In Temporal Domains
Temporal data mining aims at finding patterns in historical data. Our work proposes an approach to extract temporal patterns from data to predict the occurrence of target events,...
Ricardo Vilalta, Sheng Ma
PAKDD
2010
ACM
167views Data Mining» more  PAKDD 2010»
15 years 11 months ago
Hierarchical Web-Page Clustering via In-Page and Cross-Page Link Structures
Abstract. Despite of the wide diversity of web-pages, web-pages residing in a particular organization, in most cases, are organized with semantically hierarchic structures. For exa...
Cindy Xide Lin, Yintao Yu, Jiawei Han, Bing Liu
DIM
2009
ACM
15 years 11 months ago
Using identity credential usage logs to detect anomalous service accesses
For e-commerce companies providing online services, fraudulent access resulting from theft of identity credentials is a serious concern. Such online service providers deploy a var...
Daisuke Mashima, Mustaque Ahamad