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Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing
Philipp Koehn | Rada Mihalcea

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Unsupervised Semantic Parsing
Hoifung Poon | Pedro Domingos

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Graph Alignment for Semi-Supervised Semantic Role Labeling
Hagen Fürstenau | Mirella Lapata

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Semi-supervised Semantic Role Labeling Using the Latent Words Language Model
Koen Deschacht | Marie-Francine Moens

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Semantic Dependency Parsing of NomBank and PropBank: An Efficient Integrated Approach via a Large-scale Feature Selection
Hai Zhao | Wenliang Chen | Chunyu Kit

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First- and Second-Order Expectation Semirings with Applications to Minimum-Risk Training on Translation Forests
Zhifei Li | Jason Eisner

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Feasibility of Human-in-the-loop Minimum Error Rate Training
Omar F. Zaidan | Chris Callison-Burch

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Cube Pruning as Heuristic Search
Mark Hopkins | Greg Langmead

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Effective Use of Linguistic and Contextual Information for Statistical Machine Translation
Libin Shen | Jinxi Xu | Bing Zhang | Spyros Matsoukas | Ralph Weischedel

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Active Learning by Labeling Features
Gregory Druck | Burr Settles | Andrew McCallum

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Efficient kernels for sentence pair classification
Fabio Massimo Zanzotto | Lorenzo Dell’Arciprete

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Graphical Models over Multiple Strings
Markus Dreyer | Jason Eisner

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Reverse Engineering of Tree Kernel Feature Spaces
Daniele Pighin | Alessandro Moschitti

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A Rich Feature Vector for Protein-Protein Interaction Extraction from Multiple Corpora
Makoto Miwa | Rune Sætre | Yusuke Miyao | Jun’ichi Tsujii

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Generalized Expectation Criteria for Bootstrapping Extractors using Record-Text Alignment
Kedar Bellare | Andrew McCallum

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Nested Named Entity Recognition
Jenny Rose Finkel | Christopher D. Manning

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A Unified Model of Phrasal and Sentential Evidence for Information Extraction
Siddharth Patwardhan | Ellen Riloff

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Review Sentiment Scoring via a Parse-and-Paraphrase Paradigm
Jingjing Liu | Stephanie Seneff

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Supervised and Unsupervised Methods in Employing Discourse Relations for Improving Opinion Polarity Classification
Swapna Somasundaran | Galileo Namata | Janyce Wiebe | Lise Getoor

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Sentiment Analysis of Conditional Sentences
Ramanathan Narayanan | Bing Liu | Alok Choudhary

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Subjectivity Word Sense Disambiguation
Cem Akkaya | Janyce Wiebe | Rada Mihalcea

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Non-Projective Parsing for Statistical Machine Translation
Xavier Carreras | Michael Collins

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Extending Statistical Machine Translation with Discriminative and Trigger-Based Lexicon Models
Arne Mauser | Saša Hasan | Hermann Ney

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Feature-Rich Translation by Quasi-Synchronous Lattice Parsing
Kevin Gimpel | Noah A. Smith

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Improved Word Alignment with Statistics and Linguistic Heuristics
Ulf Hermjakob

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Entity Extraction via Ensemble Semantics
Marco Pennacchiotti | Patrick Pantel

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Labeled LDA: A supervised topic model for credit attribution in multi-labeled corpora
Daniel Ramage | David Hall | Ramesh Nallapati | Christopher D. Manning

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Clustering to Find Exemplar Terms for Keyphrase Extraction
Zhiyuan Liu | Peng Li | Yabin Zheng | Maosong Sun

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Geo-mining: Discovery of Road and Transport Networks Using Directional Patterns
Dmitry Davidov | Ari Rappoport

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Wikipedia as Frame Information Repository
Sara Tonelli | Claudio Giuliano

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Fast, Cheap, and Creative: Evaluating Translation Quality Using Amazon’s Mechanical Turk
Chris Callison-Burch

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How well does active learning actually work? Time-based evaluation of cost-reduction strategies for language documentation.
Jason Baldridge | Alexis Palmer

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Automatically Evaluating Content Selection in Summarization without Human Models
Annie Louis | Ani Nenkova

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Classifier Combination for Contextual Idiom Detection Without Labelled Data
Linlin Li | Caroline Sporleder

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Deriving lexical and syntactic expectation-based measures for psycholinguistic modeling via incremental top-down parsing
Brian Roark | Asaf Bachrach | Carlos Cardenas | Christophe Pallier

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It’s Not You, it’s Me: Detecting Flirting and its Misperception in Speed-Dates
Rajesh Ranganath | Dan Jurafsky | Dan McFarland

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Recognizing Implicit Discourse Relations in the Penn Discourse Treebank
Ziheng Lin | Min-Yen Kan | Hwee Tou Ng

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A Bayesian Model of Syntax-Directed Tree to String Grammar Induction
Trevor Cohn | Phil Blunsom

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Better Synchronous Binarization for Machine Translation
Tong Xiao | Mu Li | Dongdong Zhang | Jingbo Zhu | Ming Zhou

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Accuracy-Based Scoring for DOT: Towards Direct Error Minimization for Data-Oriented Translation
Daniel Galron | Sergio Penkale | Andy Way | I. Dan Melamed

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Improved Statistical Machine Translation Using Monolingually-Derived Paraphrases
Yuval Marton | Chris Callison-Burch | Philip Resnik

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A Comparison of Model Free versus Model Intensive Approaches to Sentence Compression
Tadashi Nomoto

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Natural Language Generation with Tree Conditional Random Fields
Wei Lu | Hwee Tou Ng | Wee Sun Lee

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Perceptron Reranking for CCG Realization
Michael White | Rajakrishnan Rajkumar

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Multi-Document Summarisation Using Generic Relation Extraction
Ben Hachey

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Language Models Based on Semantic Composition
Jeff Mitchell | Mirella Lapata

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Graded Word Sense Assignment
Katrin Erk | Diana McCarthy

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Joint Learning of Preposition Senses and Semantic Roles of Prepositional Phrases
Daniel Dahlmeier | Hwee Tou Ng | Tanja Schultz

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Projecting Parameters for Multilingual Word Sense Disambiguation
Mitesh M. Khapra | Sapan Shah | Piyush Kedia | Pushpak Bhattacharyya

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Multi-Word Expression Identification Using Sentence Surface Features
Ram Boukobza | Ari Rappoport

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Acquiring Translation Equivalences of Multiword Expressions by Normalized Correlation Frequencies
Ming-Hong Bai | Jia-Ming You | Keh-Jiann Chen | Jason S. Chang

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Collocation Extraction Using Monolingual Word Alignment Method
Zhanyi Liu | Haifeng Wang | Hua Wu | Sheng Li

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Multi-Class Confidence Weighted Algorithms
Koby Crammer | Mark Dredze | Alex Kulesza

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Model Adaptation via Model Interpolation and Boosting for Web Search Ranking
Jianfeng Gao | Qiang Wu | Chris Burges | Krysta Svore | Yi Su | Nazan Khan | Shalin Shah | Hongyan Zhou

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A Structural Support Vector Method for Extracting Contexts and Answers of Questions from Online Forums
Wen-Yun Yang | Yunbo Cao | Chin-Yew Lin

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Mining Search Engine Clickthrough Log for Matching N-gram Features
Huihsin Tseng | Longbin Chen | Fan Li | Ziming Zhuang | Lei Duan | Belle Tseng

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The role of named entities in Web People Search
Javier Artiles | Enrique Amigó | Julio Gonzalo

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Investigation of Question Classifier in Question Answering
Zhiheng Huang | Marcus Thint | Asli Celikyilmaz

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An Empirical Study of Semi-supervised Structured Conditional Models for Dependency Parsing
Jun Suzuki | Hideki Isozaki | Xavier Carreras | Michael Collins

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Statistical Bistratal Dependency Parsing
Richard Johansson

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Improving Dependency Parsing with Subtrees from Auto-Parsed Data
Wenliang Chen | Jun’ichi Kazama | Kiyotaka Uchimoto | Kentaro Torisawa

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Topic-wise, Sentiment-wise, or Otherwise? Identifying the Hidden Dimension for Unsupervised Text Classification
Sajib Dasgupta | Vincent Ng

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Adapting a Polarity Lexicon using Integer Linear Programming for Domain-Specific Sentiment Classification
Yejin Choi | Claire Cardie

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Generating High-Coverage Semantic Orientation Lexicons From Overtly Marked Words and a Thesaurus
Saif Mohammad | Cody Dunne | Bonnie Dorr

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Matching Reviews to Objects using a Language Model
Nilesh Dalvi | Ravi Kumar | Bo Pang | Andrew Tomkins

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EEG responds to conceptual stimuli and corpus semantics
Brian Murphy | Marco Baroni | Massimo Poesio

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A Comparison of Windowless and Window-Based Computational Association Measures as Predictors of Syntagmatic Human Associations
Justin Washtell | Katja Markert

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Improving Verb Clustering with Automatically Acquired Selectional Preferences
Lin Sun | Anna Korhonen

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Improving Web Search Relevance with Semantic Features
Yumao Lu | Fuchun Peng | Gilad Mishne | Xing Wei | Benoit Dumoulin

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Can Chinese Phonemes Improve Machine Transliteration?: A Comparative Study of English-to-Chinese Transliteration Models
Jong-Hoon Oh | Kiyotaka Uchimoto | Kentaro Torisawa

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Unsupervised morphological segmentation and clustering with document boundaries
Taesun Moon | Katrin Erk | Jason Baldridge

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The infinite HMM for unsupervised PoS tagging
Jurgen Van Gael | Andreas Vlachos | Zoubin Ghahramani

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A Simple Unsupervised Learner for POS Disambiguation Rules Given Only a Minimal Lexicon
Qiuye Zhao | Mitch Marcus

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Tree Kernel-based SVM with Structured Syntactic Knowledge for BTG-based Phrase Reordering
Min Zhang | Haizhou Li

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Discriminative Corpus Weight Estimation for Machine Translation
Spyros Matsoukas | Antti-Veikko I. Rosti | Bing Zhang

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Unsupervised Tokenization for Machine Translation
Tagyoung Chung | Daniel Gildea

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Synchronous Tree Adjoining Machine Translation
Steve DeNeefe | Kevin Knight

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Word Buffering Models for Improved Speech Repair Parsing
Tim Miller

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Less is More: Significance-Based N-gram Selection for Smaller, Better Language Models
Robert C. Moore | Chris Quirk

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Stream-based Randomised Language Models for SMT
Abby Levenberg | Miles Osborne

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Integrating sentence- and word-level error identification for disfluency correction
Erin Fitzgerald | Frederick Jelinek | Keith Hall

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Estimating Semantic Distance Using Soft Semantic Constraints in Knowledge-Source – Corpus Hybrid Models
Yuval Marton | Saif Mohammad | Philip Resnik

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Recognizing Textual Relatedness with Predicate-Argument Structures
Rui Wang | Yi Zhang

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Learning Term-weighting Functions for Similarity Measures
Wen-tau Yih

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A Relational Model of Semantic Similarity between Words using Automatically Extracted Lexical Pattern Clusters from the Web
Danushka Bollegala | Yutaka Matsuo | Mitsuru Ishizuka

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Unbounded Dependency Recovery for Parser Evaluation
Laura Rimell | Stephen Clark | Mark Steedman

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Parser Adaptation and Projection with Quasi-Synchronous Grammar Features
David A. Smith | Jason Eisner

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Self-Training PCFG Grammars with Latent Annotations Across Languages
Zhongqiang Huang | Mary Harper

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An Alternative to Head-Driven Approaches for Parsing a (Relatively) Free Word-Order Language
Reut Tsarfaty | Khalil Sima’an | Remko Scha

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Enhancement of Lexical Concepts Using Cross-lingual Web Mining
Dmitry Davidov | Ari Rappoport

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Bilingual dictionary generation for low-resourced language pairs
István Varga | Shoichi Yokoyama

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Multilingual Spectral Clustering Using Document Similarity Propagation
Dani Yogatama | Kumiko Tanaka-Ishii

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Polylingual Topic Models
David Mimno | Hanna M. Wallach | Jason Naradowsky | David A. Smith | Andrew McCallum

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Using the Web for Language Independent Spellchecking and Autocorrection
Casey Whitelaw | Ben Hutchinson | Grace Y Chung | Ged Ellis

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Statistical Estimation of Word Acquisition with Application to Readability Prediction
Paul Kidwell | Guy Lebanon | Kevyn Collins-Thompson

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Combining Collocations, Lexical and Encyclopedic Knowledge for Metonymy Resolution
Vivi Nastase | Michael Strube

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Segmenting Email Message Text into Zones
Andrew Lampert | Robert Dale | Cécile Paris

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Hypernym Discovery Based on Distributional Similarity and Hierarchical Structures
Ichiro Yamada | Kentaro Torisawa | Jun’ichi Kazama | Kow Kuroda | Masaki Murata | Stijn De Saeger | Francis Bond | Asuka Sumida

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Web-Scale Distributional Similarity and Entity Set Expansion
Patrick Pantel | Eric Crestan | Arkady Borkovsky | Ana-Maria Popescu | Vishnu Vyas

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Toward Completeness in Concept Extraction and Classification
Eduard Hovy | Zornitsa Kozareva | Ellen Riloff

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Reading to Learn: Constructing Features from Semantic Abstracts
Jacob Eisenstein | James Clarke | Dan Goldwasser | Dan Roth

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Supervised Models for Coreference Resolution
Altaf Rahman | Vincent Ng

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Global Learning of Noun Phrase Anaphoricity in Coreference Resolution via Label Propagation
GuoDong Zhou | Fang Kong

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Employing the Centering Theory in Pronoun Resolution from the Semantic Perspective
Fang Kong | GuoDong Zhou | Qiaoming Zhu

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Person Cross Document Coreference with Name Perplexity Estimates
Octavian Popescu

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Learning Linear Ordering Problems for Better Translation
Roy Tromble | Jason Eisner

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Weighted Alignment Matrices for Statistical Machine Translation
Yang Liu | Tian Xia | Xinyan Xiao | Qun Liu

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Sinuhe – Statistical Machine Translation using a Globally Trained Conditional Exponential Family Translation Model
Matti Kääriäinen

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Fast Translation Rule Matching for Syntax-based Statistical Machine Translation
Hui Zhang | Min Zhang | Haizhou Li | Chew Lim Tan

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Gazpacho and summer rash: lexical relationships from temporal patterns of web search queries
Enrique Alfonseca | Massimiliano Ciaramita | Keith Hall

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A Compact Forest for Scalable Inference over Entailment and Paraphrase Rules
Roy Bar-Haim | Jonathan Berant | Ido Dagan

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Discriminative Substring Decoding for Transliteration
Colin Cherry | Hisami Suzuki

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Re-Ranking Models Based-on Small Training Data for Spoken Language Understanding
Marco Dinarelli | Alessandro Moschitti | Giuseppe Riccardi

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Empirical Exploitation of Click Data for Task Specific Ranking
Anlei Dong | Yi Chang | Shihao Ji | Ciya Liao | Xin Li | Zhaohui Zheng

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The Feature Subspace Method for SMT System Combination
Nan Duan | Mu Li | Tong Xiao | Ming Zhou

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Lattice-based System Combination for Statistical Machine Translation
Yang Feng | Yang Liu | Haitao Mi | Qun Liu | Yajuan Lü

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A Joint Language Model With Fine-grain Syntactic Tags
Denis Filimonov | Mary Harper

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Bidirectional Phrase-based Statistical Machine Translation
Andrew Finch | Eiichiro Sumita

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Real-time decision detection in multi-party dialogue
Matthew Frampton | Jia Huang | Trung Bui | Stanley Peters

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On the Role of Lexical Features in Sequence Labeling
Yoav Goldberg | Michael Elhadad

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Simple Coreference Resolution with Rich Syntactic and Semantic Features
Aria Haghighi | Dan Klein

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Descriptive and Empirical Approaches to Capturing Underlying Dependencies among Parsing Errors
Tadayoshi Hara | Yusuke Miyao | Jun’ichi Tsujii

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Large-Scale Verb Entailment Acquisition from the Web
Chikara Hashimoto | Kentaro Torisawa | Kow Kuroda | Stijn De Saeger | Masaki Murata | Jun’ichi Kazama

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A Syntactified Direct Translation Model with Linear-time Decoding
Hany Hassan | Khalil Sima’an | Andy Way

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Cross-lingual Semantic Relatedness Using Encyclopedic Knowledge
Samer Hassan | Rada Mihalcea

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Joint Optimization for Machine Translation System Combination
Xiaodong He | Kristina Toutanova

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Fully Lexicalising CCGbank with Hat Categories
Matthew Honnibal | James R. Curran

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Bilingually-Constrained (Monolingual) Shift-Reduce Parsing
Liang Huang | Wenbin Jiang | Qun Liu

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Accurate Semantic Class Classifier for Coreference Resolution
Zhiheng Huang | Guangping Zeng | Weiqun Xu | Asli Celikyilmaz

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Real-Word Spelling Correction using Google Web 1T 3-grams
Aminul Islam | Diana Inkpen

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Semi-supervised Speech Act Recognition in Emails and Forums
Minwoo Jeong | Chin-Yew Lin | Gary Geunbae Lee

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Using Morphological and Syntactic Structures for Chinese Opinion Analysis
Lun-Wei Ku | Ting-Hao Huang | Hsin-Hsi Chen

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Finding Short Definitions of Terms on Web Pages
Gerasimos Lampouras | Ion Androutsopoulos

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Improving Nominal SRL in Chinese Language with Verbal SRL Information and Automatic Predicate Recognition
Junhui Li | Guodong Zhou | Hai Zhao | Qiaoming Zhu | Peide Qian

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On the Use of Virtual Evidence in Conditional Random Fields
Xiao Li

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Refining Grammars for Parsing with Hierarchical Semantic Knowledge
Xiaojun Lin | Yang Fan | Meng Zhang | Xihong Wu | Huisheng Chi

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Bayesian Learning of Phrasal Tree-to-String Templates
Ding Liu | Daniel Gildea

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Human-competitive tagging using automatic keyphrase extraction
Olena Medelyan | Eibe Frank | Ian H. Witten

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Supervised Learning of a Probabilistic Lexicon of Verb Semantic Classes
Yusuke Miyao | Jun’ichi Tsujii

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A Study on the Semantic Relatedness of Query and Document Terms in Information Retrieval
Christof Müller | Iryna Gurevych

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Predicting Subjectivity in Multimodal Conversations
Gabriel Murray | Giuseppe Carenini

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Improved Statistical Machine Translation for Resource-Poor Languages Using Related Resource-Rich Languages
Preslav Nakov | Hwee Tou Ng

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What’s in a name? In some languages, grammatical gender
Vivi Nastase | Marius Popescu

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Convolution Kernels on Constituent, Dependency and Sequential Structures for Relation Extraction
Truc-Vien T. Nguyen | Alessandro Moschitti | Giuseppe Riccardi

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Automatic Acquisition of the Argument-Predicate Relations from a Frame-Annotated Corpus
Ekaterina Ovchinnikova | Theodore Alexandrov | Tonio Wandmacher

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Detecting Speculations and their Scopes in Scientific Text
Arzucan Özgür | Dragomir R. Radev

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Cross-Cultural Analysis of Blogs and Forums with Mixed-Collection Topic Models
Michael Paul | Roxana Girju

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Consensus Training for Consensus Decoding in Machine Translation
Adam Pauls | John DeNero | Dan Klein

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Using Word-Sense Disambiguation Methods to Classify Web Queries by Intent
Emily Pitler | Ken Church

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Semi-Supervised Learning for Semantic Relation Classification using Stratified Sampling Strategy
Longhua Qian | Guodong Zhou | Fang Kong | Qiaoming Zhu

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Construction of a Blog Emotion Corpus for Chinese Emotional Expression Analysis
Changqin Quan | Fuji Ren

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A Probabilistic Model for Associative Anaphora Resolution
Ryohei Sasano | Sadao Kurohashi

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Quantifier Scope Disambiguation Using Extracted Pragmatic Knowledge: Preliminary Results
Prakash Srinivasan | Alexander Yates

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Chinese Semantic Role Labeling with Shallow Parsing
Weiwei Sun | Zhifang Sui | Meng Wang | Xin Wang

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Discovery of Term Variation in Japanese Web Search Queries
Hisami Suzuki | Xiao Li | Jianfeng Gao

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Towards Domain-Independent Argumentative Zoning: Evidence from Chemistry and Computational Linguistics
Simone Teufel | Advaith Siddharthan | Colin Batchelor

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Character-level Analysis of Semi-Structured Documents for Set Expansion
Richard C. Wang | William W. Cohen

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Classifying Relations for Biomedical Named Entity Disambiguation
Xinglong Wang | Jun’ichi Tsujii | Sophia Ananiadou

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Domain adaptive bootstrapping for named entity recognition
Dan Wu | Wee Sun Lee | Nan Ye | Hai Leong Chieu

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Phrase Dependency Parsing for Opinion Mining
Yuanbin Wu | Qi Zhang | Xuanjing Huang | Lide Wu

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Polynomial to Linear: Efficient Classification with Conjunctive Features
Naoki Yoshinaga | Masaru Kitsuregawa

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K-Best Combination of Syntactic Parsers
Hui Zhang | Min Zhang | Chew Lim Tan | Haizhou Li

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Chinese Novelty Mining
Yi Zhang | Flora S. Tsai

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Latent Document Re-Ranking
Dong Zhou | Vincent Wade