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    ACL
    2009
    157views Computational Linguistics» more  ACL 2009»
    A Non-negative Matrix Tri-factorization Approach to Sentiment Classification with Lexical Prior Knowledge
    13 years 9 months ago
    A Non-negative Matrix Tri-factorization Approach to Sentiment Classification with Lexical Prior Knowledge
    Download  wing.comp.nus.edu.sg
    Sentiment classification refers to the task of automatically identifying whether a given piece of text expresses positive or negative opinion towards a subject at hand. The prolif...
    Tao Li, Yi Zhang 0005, Vikas Sindhwani
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    ACL
    2009
    120views Computational Linguistics» more  ACL 2009»
    Bilingual Co-Training for Monolingual Hyponymy-Relation Acquisition
    13 years 9 months ago
    Bilingual Co-Training for Monolingual Hyponymy-Relation Acquisition
    Download  www.aclweb.org
    This paper proposes a novel framework called bilingual co-training for a largescale, accurate acquisition method for monolingual semantic knowledge. In this framework, we combine ...
    Jong-Hoon Oh, Kiyotaka Uchimoto, Kentaro Torisawa
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    ACL
    2009
    142views Computational Linguistics» more  ACL 2009»
    Semantic Tagging of Web Search Queries
    13 years 9 months ago
    Semantic Tagging of Web Search Queries
    Download  www.aclweb.org
    We present a novel approach to parse web search queries for the purpose of automatic tagging of the queries. We will define a set of probabilistic context-free rules, which genera...
    Mehdi Manshadi, Xiao Li
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    ACL
    2009
    129views Computational Linguistics» more  ACL 2009»
    Employing Topic Models for Pattern-based Semantic Class Discovery
    13 years 9 months ago
    Employing Topic Models for Pattern-based Semantic Class Discovery
    Download  research.microsoft.com
    A semantic class is a collection of items (words or phrases) which have semantically peer or sibling relationship. This paper studies the employment of topic models to automatical...
    Huibin Zhang, Mingjie Zhu, Shuming Shi, Ji-Rong We...
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    ACL
    2009
    153views Computational Linguistics» more  ACL 2009»
    Answering Opinion Questions with Random Walks on Graphs
    13 years 9 months ago
    Answering Opinion Questions with Random Walks on Graphs
    Download  www.aclweb.org
    Opinion Question Answering (Opinion QA), which aims to find the authors' sentimental opinions on a specific target, is more challenging than traditional factbased question an...
    Fangtao Li, Yang Tang, Minlie Huang, Xiaoyan Zhu
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    ACL
    2009
    93views Computational Linguistics» more  ACL 2009»
    Paraphrase Identification as Probabilistic Quasi-Synchronous Recognition
    13 years 9 months ago
    Paraphrase Identification as Probabilistic Quasi-Synchronous Recognition
    Download  www.cs.cmu.edu
    We present a novel approach to deciding whether two sentences hold a paraphrase relationship. We employ a generative model that generates a paraphrase of a given sentence, and we ...
    Dipanjan Das, Noah A. Smith
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    ACL
    2009
    88views Computational Linguistics» more  ACL 2009»
    Modeling Latent Biographic Attributes in Conversational Genres
    13 years 9 months ago
    Modeling Latent Biographic Attributes in Conversational Genres
    Download  www.aclweb.org
    This paper presents and evaluates several original techniques for the latent classification of biographic attributes such as gender, age and native language, in diverse genres (co...
    Nikesh Garera, David Yarowsky
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    ACL
    2009
    102views Computational Linguistics» more  ACL 2009»
    A Metric-based Framework for Automatic Taxonomy Induction
    13 years 9 months ago
    A Metric-based Framework for Automatic Taxonomy Induction
    Download  www.cs.cmu.edu
    This paper presents a novel metric-based framework for the task of automatic taxonomy induction. The framework incrementally clusters terms based on ontology metric, a score indic...
    Hui Yang, Jamie Callan
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    ACL
    2009
    165views Computational Linguistics» more  ACL 2009»
    Automatically Generating Wikipedia Articles: A Structure-Aware Approach
    13 years 9 months ago
    Automatically Generating Wikipedia Articles: A Structure-Aware Approach
    Download  people.csail.mit.edu
    In this paper, we investigate an approach for creating a comprehensive textual overview of a subject composed of information drawn from the Internet. We use the high-level structu...
    Christina Sauper, Regina Barzilay
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    ACL
    2009
    138views Computational Linguistics» more  ACL 2009»
    Semi-supervised Learning for Automatic Prosodic Event Detection Using Co-training Algorithm
    13 years 9 months ago
    Semi-supervised Learning for Automatic Prosodic Event Detection Using Co-training Algorithm
    Download  www.aclweb.org
    Most of previous approaches to automatic prosodic event detection are based on supervised learning, relying on the availability of a corpus that is annotated with the prosodic lab...
    Je Hun Jeon, Yang Liu
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