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WIDM
2003
ACM
15 years 7 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
NLDB
2007
Springer
15 years 8 months ago
Combining Vector Space Model and Multi Word Term Extraction for Semantic Query Expansion
Abstract. In this paper, we target document ranking in a highly technical field with the aim to approximate a ranking that is obtained through an existing ontology (knowledge stru...
Eric SanJuan, Fidelia Ibekwe-Sanjuan, Juan Manuel ...
SIGMOD
2000
ACM
236views Database» more  SIGMOD 2000»
15 years 6 months ago
XTRACT: A System for Extracting Document Type Descriptors from XML Documents
XML is rapidly emerging as the new standard for data representation and exchange on the Web. An XML document can be accompanied by a Document Type Descriptor (DTD) which plays the...
Minos N. Garofalakis, Aristides Gionis, Rajeev Ras...
IV
2003
IEEE
116views Visualization» more  IV 2003»
15 years 7 months ago
Visualization of Semantic Metadata and Ontologies
Implicit information embedded in semantic web graphs, such as topography, clusters, and disconnected subgraphs is difficult to extract from text files. Visualizations of the graph...
Paul Mutton, Jennifer Golbeck
KDD
2008
ACM
257views Data Mining» more  KDD 2008»
16 years 2 months ago
Knowledge discovery of semantic relationships between words using nonparametric bayesian graph model
We developed a model based on nonparametric Bayesian modeling for automatic discovery of semantic relationships between words taken from a corpus. It is aimed at discovering seman...
Issei Sato, Minoru Yoshida, Hiroshi Nakagawa