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COMPSAC
2003
IEEE
14 years 3 months ago
A Supervised Visual Wrapper Generator for Web-Data Extraction
Extracting data from Web pages using wrappers is a fundamental problem arising in a large variety of applications of vast practical interest. In this paper, we propose a novel sch...
Xiaofeng Meng, Haiyan Wang, Dongdong Hu, Chen Li
KDD
2003
ACM
109views Data Mining» more  KDD 2003»
14 years 10 months ago
Generative model-based clustering of directional data
High dimensional directional data is becoming increasingly important in contemporary applications such as analysis of text and gene-expression data. A natural model for multivaria...
Arindam Banerjee, Inderjit S. Dhillon, Joydeep Gho...
CEE
2010
119views more  CEE 2010»
13 years 9 months ago
Block-matching-based motion field generation utilizing directional edge displacement
A motion field generation algorithm using block matching of edge-flag histograms has been developed aiming at its application to motion recognition systems. Use of edge flags inste...
Hitoshi Hayakawa, Tadashi Shibata
ER
2003
Springer
112views Database» more  ER 2003»
14 years 2 months ago
Entity Types Derived by Symbol-Generating Rules
Abstract. We review the definition of entity types derived by symbolgenerating rules. These types appear frequently in conceptual schemas. However, up to now they have received ver...
Jordi Cabot, Antoni Olivé, Ernest Teniente
CIIA
2009
13 years 10 months ago
Ontology-Driven Method for Ranking Unexpected Rules
Several rule discovery algorithms have the disadvantage to discover too much patterns sometimes obvious, useless or not very interesting to the user. In this paper we propose a new...
Mohamed Said Hamani, Ramdane Maamri