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» Tools for Extracting and Structuring Knowledge from Texts
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SWWS
2008
13 years 9 months ago
A New Knowledge Representation Model to Support Multilingual Ontologies. A case Study
- Knowledge extraction methods have not efficiently evolved towards new methods to automate the process of building multilingual ontologies as the main representation of structured...
Jesús Cardeñosa, Carolina Gallardo, ...
ACL
2010
13 years 5 months ago
Unsupervised Ontology Induction from Text
Extracting knowledge from unstructured text is a long-standing goal of NLP. Although learning approaches to many of its subtasks have been developed (e.g., parsing, taxonomy induc...
Hoifung Poon, Pedro Domingos
WWW
2006
ACM
14 years 8 months ago
Logical structure based semantic relationship extraction from semi-structured documents
Addressed in this paper is the issue of semantic relationship extraction from semi-structured documents. Many research efforts have been made so far on the semantic information ex...
Kuo Zhang, Gang Wu, Juan-Zi Li
ACL
2010
13 years 5 months ago
Experiments in Graph-Based Semi-Supervised Learning Methods for Class-Instance Acquisition
Graph-based semi-supervised learning (SSL) algorithms have been successfully used to extract class-instance pairs from large unstructured and structured text collections. However,...
Partha Pratim Talukdar, Fernando Pereira
ICVS
2003
Springer
14 years 27 days ago
Tree Supported Road Extraction from Arial Images Using Global and Local Context Knowledge
The quality control and update of geo-data, in this case especially of road-data, is the primary aim of the system, which is presented in the paper. One important task of the syste...
Matthias Butenuth, Bernd-Michael Straub, Christian...