Sciweavers

ACL
2008
13 years 6 months ago
Solving Relational Similarity Problems Using the Web as a Corpus
We present a simple linguistically-motivated method for characterizing the semantic relations that hold between two nouns. The approach leverages the vast size of the Web in order...
Preslav Nakov, Marti A. Hearst
ACL
2008
13 years 6 months ago
Contradictions and Justifications: Extensions to the Textual Entailment Task
The third PASCAL Recognizing Textual Entailment Challenge (RTE-3) contained an optional task that extended the main entailment task by requiring a system to make three-way entailm...
Ellen M. Voorhees
ACL
2008
13 years 6 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
2008
13 years 6 months ago
Automatic Image Annotation Using Auxiliary Text Information
The availability of databases of images labeled with keywords is necessary for developing and evaluating image annotation models. Dataset collection is however a costly and time c...
Yansong Feng, Mirella Lapata
ACL
2008
13 years 6 months ago
Integrating Graph-Based and Transition-Based Dependency Parsers
Previous studies of data-driven dependency parsing have shown that the distribution of parsing errors are correlated with theoretical properties of the models used for learning an...
Joakim Nivre, Ryan T. McDonald
ACL
2008
13 years 6 months ago
Analyzing the Errors of Unsupervised Learning
We identify four types of errors that unsupervised induction systems make and study each one in turn. Our contributions include (1) using a meta-model to analyze the incorrect bia...
Percy Liang, Dan Klein
ACL
2008
13 years 6 months ago
Improving Search Results Quality by Customizing Summary Lengths
Web search engines today typically show results as a list of titles and short snippets that summarize how the retrieved documents are related to the query. However, recent researc...
Michael Kaisser, Marti A. Hearst, John B. Lowe
ACL
2008
13 years 6 months ago
Linguistically Motivated Features for Enhanced Back-of-the-Book Indexing
In this paper we present a supervised method for back-of-the-book index construction. We introduce a novel set of features that goes beyond the typical frequency-based analysis, i...
Andras Csomai, Rada Mihalcea