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SAC
2005
ACM
15 years 10 months ago
Automatic wrapper maintenance for semi-structured web sources using results from previous queries
During the last years, significant attention has been paid to the problem of building wrappers for extracting data from semistructured web sources. Nevertheless, since web sources...
Juan Raposo, Alberto Pan, Manuel Álvarez, &...
SAC
2004
ACM
15 years 10 months ago
Similarity between Euclidean and cosine angle distance for nearest neighbor queries
Understanding the relationship among different distance measures is helpful in choosing a proper one for a particular application. In this paper, we compare two commonly used dis...
Gang Qian, Shamik Sural, Yuelong Gu, Sakti Pramani...
CIARP
2004
Springer
15 years 10 months ago
Advanced Relevance Feedback Query Expansion Strategy for Information Retrieval in MEDLINE
MEDLINE is a very large database of abstracts of research papers in medical domain, maintained by the National Library of Medicine. Documents in MEDLINE are supplied with manually ...
Kwangcheol Shin, Sang-Yong Han, Alexander F. Gelbu...
SAC
2003
ACM
15 years 10 months ago
Broadcast Program Generation for Unordered Queries with Data Replication
We study in this paper the problem of broadcasting dependent data for unordered queries. However, most prior studies on dependent data broadcasting are limited to the premise of n...
Jiun-Long Huang, Ming-Syan Chen
IADIS
2003
15 years 6 months ago
Data Extraction from Web Database Query Result Pages via Tagsets and Integer Sequences
The World Wide Web is a collection of databases as well as web sites. Databases associated with web sites provide public access via query forms on web pages. They constitute an en...
Jerome Robinson