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KDD
2004
ACM
163views Data Mining» more  KDD 2004»
16 years 4 months ago
Exploiting dictionaries in named entity extraction: combining semi-Markov extraction processes and data integration methods
We consider the problem of improving named entity recognition (NER) systems by using external dictionaries--more specifically, the problem of extending state-of-the-art NER system...
William W. Cohen, Sunita Sarawagi
ACL
2006
15 years 5 months ago
Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering
This paper presents a hybrid approach to question answering in the clinical domain that combines techniques from summarization and information retrieval. We tackle a frequently-oc...
Dina Demner-Fushman, Jimmy J. Lin
ACL
1998
15 years 5 months ago
Information Classification and Navigation Based on 5W1H of the Target Information
This paper proposes a method by which 5WlH (who, when, where, what, why, how, and predicate) information is used to classify and navigate Japaneselanguage texts. 5WlH information,...
Takahiro Ikeda, Akitoshi Okumura, Kazunori Muraki
ICTAI
2010
IEEE
15 years 1 months ago
Ontology-guided Extraction of Complex Nested Relationships
Many applications call for methods to enable automatic extraction of structured information from unstructured natural language text. Due to inherent challenges of natural language ...
Sushain Pandit, Vasant Honavar
CIKM
2008
Springer
15 years 6 months ago
Using structured text for large-scale attribute extraction
We propose a weakly-supervised approach for extracting class attributes from structured text available within Web documents. The overall precision of the extracted attributes is a...
Sujith Ravi, Marius Pasca