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ACL
2010
14 years 10 months ago
Using Document Level Cross-Event Inference to Improve Event Extraction
Event extraction is a particularly challenging type of information extraction (IE). Most current event extraction systems rely on local information at the phrase or sentence level...
Shasha Liao, Ralph Grishman
ACL
2010
14 years 10 months ago
Constituency to Dependency Translation with Forests
Tree-to-string systems (and their forestbased extensions) have gained steady popularity thanks to their simplicity and efficiency, but there is a major limitation: they are unable...
Haitao Mi, Qun Liu
93
Voted
ACL
2010
14 years 10 months ago
A New Approach to Improving Multilingual Summarization Using a Genetic Algorithm
Automated summarization methods can be defined as "language-independent," if they are not based on any languagespecific knowledge. Such methods can be used for multiling...
Marina Litvak, Mark Last, Menahem Friedman
ACL
2010
14 years 10 months ago
On the Computational Complexity of Dominance Links in Grammatical Formalisms
Dominance links were introduced in grammars to model long distance scrambling phenomena, motivating the definition of multiset-valued linear indexed grammars (MLIGs) by Rambow (19...
Sylvain Schmitz
ACL
2010
14 years 10 months ago
Letter-Phoneme Alignment: An Exploration
Letter-phoneme alignment is usually generated by a straightforward application of the EM algorithm. We explore several alternative alignment methods that employ phonetics, integer...
Sittichai Jiampojamarn, Grzegorz Kondrak
101
Voted
ACL
2010
14 years 10 months ago
Identifying Text Polarity Using Random Walks
Automatically identifying the polarity of words is a very important task in Natural Language Processing. It has applications in text classification, text filtering, analysis of pr...
Ahmed Hassan, Dragomir R. Radev
ACL
2010
14 years 10 months ago
Incorporating Extra-Linguistic Information into Reference Resolution in Collaborative Task Dialogue
This paper proposes an approach to reference resolution in situated dialogues by exploiting extra-linguistic information. Recently, investigations of referential behaviours involv...
Ryu Iida, Syumpei Kobayashi, Takenobu Tokunaga
ACL
2010
14 years 10 months ago
Estimating Strictly Piecewise Distributions
Strictly Piecewise (SP) languages are a subclass of regular languages which encode certain kinds of long-distance dependencies that are found in natural languages. Like the classe...
Jeffrey Heinz, James Rogers
ACL
2010
14 years 10 months ago
Convolution Kernel over Packed Parse Forest
This paper proposes a convolution forest kernel to effectively explore rich structured features embedded in a packed parse forest. As opposed to the convolution tree kernel, the p...
Min Zhang, Hui Zhang, Haizhou Li