Sciweavers

ACL
2008
13 years 6 months ago
Simple Semi-supervised Dependency Parsing
We present a simple and effective semisupervised method for training dependency parsers. We focus on the problem of lexical representation, introducing features that incorporate w...
Terry Koo, Xavier Carreras, Michael Collins
ACL
2008
13 years 6 months ago
Unsupervised Learning of Narrative Event Chains
Hand-coded scripts were used in the 1970-80s as knowledge backbones that enabled inference and other NLP tasks requiring deep semantic knowledge. We propose unsupervised induction...
Nathanael Chambers, Daniel Jurafsky
ACL
2008
13 years 6 months ago
An Unsupervised Approach to Biography Production Using Wikipedia
We describe an unsupervised approach to multi-document sentence-extraction based summarization for the task of producing biographies. We utilize Wikipedia to automatically constru...
Fadi Biadsy, Julia Hirschberg, Elena Filatova
ACL
2008
13 years 6 months ago
Classification of Semantic Relationships between Nominals Using Pattern Clusters
There are many possible different semantic relationships between nominals. Classification of such relationships is an important and difficult task (for example, the well known nou...
Dmitry Davidov, Ari Rappoport
ACL
2008
13 years 6 months ago
A Single Generative Model for Joint Morphological Segmentation and Syntactic Parsing
Morphologicalprocesses in Semitic languages deliver space-delimited words which introduce multiple, distinct, syntactic units into the structure of the input sentence. These words...
Yoav Goldberg, Reut Tsarfaty
ACL
2008
13 years 6 months ago
You Talking to Me? A Corpus and Algorithm for Conversation Disentanglement
When multiple conversations occur simultaneously, a listener must decide which conversation each utterance is part of in order to interpret and respond to it appropriately. We ref...
Micha Elsner, Eugene Charniak
ACL
2008
13 years 6 months ago
Which Are the Best Features for Automatic Verb Classification
In this work, we develop and evaluate a wide range of feature spaces for deriving Levinstyle verb classifications (Levin, 1993). We perform the classification experiments using Ba...
Jianguo Li, Chris Brew
ACL
2008
13 years 6 months ago
Resolving Personal Names in Email Using Context Expansion
This paper describes a computational approach to resolving the true referent of a named mention of a person in the body of an email. A generative model of mention generation is us...
Tamer Elsayed, Douglas W. Oard, Galileo Namata
ACL
2008
13 years 6 months ago
Credibility Improves Topical Blog Post Retrieval
Topical blog post retrieval is the task of ranking blog posts with respect to their relevance for a given topic. To improve topical blog post retrieval we incorporate textual cred...
Wouter Weerkamp, Maarten de Rijke