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ICCS
2005
Springer
15 years 10 months ago
On the Need to Bootstrap Ontology Learning with Extraction Grammar Learning
The main claim of this paper is that machine learning can help integrate the construction of ontologies and extraction grammars and lead us closer to the Semantic Web vision. The p...
Georgios Paliouras
IJCNLP
2005
Springer
15 years 10 months ago
Automatic Term Extraction Based on Perplexity of Compound Words
Many methods of term extraction have been discussed in terms of their accuracy on huge corpora. However, when we try to apply various methods that derive from frequency to a small ...
Minoru Yoshida, Hiroshi Nakagawa
WEBI
2005
Springer
15 years 10 months ago
Automated Metadata and Instance Extraction from News Web Sites
In this paper, we present automated techniques for extracting metadata instance information by organizing and mining a set of news Web sites. We develop algorithms that detect and...
Srinivas Vadrevu, Saravanakumar Nagarajan, Fatih G...
EPIA
2007
Springer
15 years 8 months ago
Automatic Extraction of Definitions in Portuguese: A Rule-Based Approach
In this paper we present a rule-based system for automatic extraction of definitions from Portuguese texts. As input, this system takes text that is previously annotated with morph...
Rosa Del Gaudio, António Branco
ANLP
2000
127views more  ANLP 2000»
15 years 6 months ago
Answer Extraction
Information retrieval systems have typically concentrated on retrieving a set of documents which are relevant to a user's query. This paper describes a system that attempts t...
Steven P. Abney, Michael Collins, Amit Singhal