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EMNLP
2009
14 years 7 months ago
Parser Adaptation and Projection with Quasi-Synchronous Grammar Features
We connect two scenarios in structured learning: adapting a parser trained on one corpus to another annotation style, and projecting syntactic annotations from one language to ano...
David A. Smith, Jason Eisner
NIPS
2004
14 years 11 months ago
Learning Syntactic Patterns for Automatic Hypernym Discovery
Semantic taxonomies such as WordNet provide a rich source of knowledge for natural language processing applications, but are expensive to build, maintain, and extend. Motivated by...
Rion Snow, Daniel Jurafsky, Andrew Y. Ng
NAACL
2003
14 years 11 months ago
WordFreak: An Open Tool for Linguistic Annotation
WordFreak is a natural language annotation tool that has been designed to be easy to extend to new domains and tasks. Specifically, a plug-in architecture has been developed whic...
Thomas S. Morton, Jeremy LaCivita
CIKM
2009
Springer
15 years 4 months ago
The effect of negation on sentiment analysis and retrieval effectiveness
We investigate the problem of determining the polarity of sentiments when one or more occurrences of a negation term such as “not” appear in a sentence. The concept of the sco...
Lifeng Jia, Clement T. Yu, Weiyi Meng
81
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ACL
2009
14 years 7 months ago
Insights into Non-projectivity in Hindi
Large scale efforts are underway to create dependency treebanks and parsers for Hindi and other Indian languages. Hindi, being a morphologically rich, flexible word order language...
Prashanth Mannem, Himani Chaudhry, Akshar Bharati