AAAI
2012
11 years 10 months ago
2012
Entity Recognition (ER) is a key component of relation extraction systems and many other natural-language processing applications. Unfortunately, most ER systems are restricted to...
COLING
2010
13 years 2 months ago
2010
Research in named entity recognition and mention detection has typically involved a fairly small number of semantic classes, which may not be adequate if semantic class informatio...
ACL
2009
13 years 5 months ago
2009
A semantic class is a collection of items (words or phrases) which have semantically peer or sibling relationship. This paper studies the employment of topic models to automatical...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
This paper presents a toolkit for spreadsheet visualization based on logical areas, semantic classes and data Logical areas, semantic classes and data modules are abstract represe...
COLING
2000
13 years 9 months ago
2000
In this paper, we present a solution to the problem of generating Japanese numeral classifiers using semantic classes from an ontology. Most nouns must take a numeral classifier w...
NAACL
2004
13 years 9 months ago
2004
Systems that automatically discover semantic classes have emerged in part to address the limitations of broad-coverage lexical resources such as WordNet and Cyc. The current state...
ACL
2007
13 years 9 months ago
2007
This paper examines whether a learningbased coreference resolver can be improved using semantic class knowledge that is automatically acquired from a version of the Penn Treebank ...
CIVR
2006
Springer
13 years 11 months ago
2006
Springer
High-dimensional index is one of the most challenging tasks for content-based video retrieval (CBVR). Typically, in video database, there exist two kinds of clues for query: visual...
IJCNLP
2005
Springer
14 years 1 months ago
2005
Springer
The entity and relation recognition, i.e. (1) assigning semantic classes to entities in a sentence, and (2) determining the relations held between entities, is an important task in...
GFKL
2005
Springer
14 years 1 months ago
2005
Springer
We describe how a feature-based semantic lexicon can be automatically extended using large, unstructured text corpora. Experiments are carried out using the lexicon HaGenLex and th...