Sciweavers

40 search results - page 4 / 8
» Improving NER in Arabic Using a Morphological Tagger
Sort
View
EMNLP
2007
13 years 8 months ago
Exploiting Wikipedia as External Knowledge for Named Entity Recognition
We explore the use of Wikipedia as external knowledge to improve named entity recognition (NER). Our method retrieves the corresponding Wikipedia entry for each candidate word seq...
Jun'ichi Kazama, Kentaro Torisawa
ACL
2008
13 years 8 months ago
Arabic Morphological Tagging, Diacritization, and Lemmatization Using Lexeme Models and Feature Ranking
We investigate the tasks of general morphological tagging, diacritization, and lemmatization for Arabic. We show that for all tasks we consider, both modeling the lexeme explicitl...
Ryan Roth, Owen Rambow, Nizar Habash, Mona T. Diab...
ACL
2008
13 years 8 months ago
Semantic Role Labeling Systems for Arabic using Kernel Methods
There is a widely held belief in the natural language and computational linguistics communities that Semantic Role Labeling (SRL) is a significant step toward improving important ...
Mona T. Diab, Alessandro Moschitti, Daniele Pighin
ACL
2012
11 years 9 months ago
Unsupervised Morphology Rivals Supervised Morphology for Arabic MT
If unsupervised morphological analyzers could approach the effectiveness of supervised ones, they would be a very attractive choice for improving MT performance on low-resource in...
David Stallard, Jacob Devlin, Michael Kayser, Yoon...