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Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers)
Hinrich Schuetze | Pascale Fung | Massimo Poesio

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Translating Dialectal Arabic to English
Hassan Sajjad | Kareem Darwish | Yonatan Belinkov

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Exact Maximum Inference for the Fertility Hidden Markov Model
Chris Quirk

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A Tale about PRO and Monsters
Preslav Nakov | Francisco Guzmán | Stephan Vogel

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Supervised Model Learning with Feature Grouping based on a Discrete Constraint
Jun Suzuki | Masaaki Nagata

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Exploiting Topic based Twitter Sentiment for Stock Prediction
Jianfeng Si | Arjun Mukherjee | Bing Liu | Qing Li | Huayi Li | Xiaotie Deng

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Learning Entity Representation for Entity Disambiguation
Zhengyan He | Shujie Liu | Mu Li | Ming Zhou | Longkai Zhang | Houfeng Wang

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Natural Language Models for Predicting Programming Comments
Dana Movshovitz-Attias | William W. Cohen

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Paraphrasing Adaptation for Web Search Ranking
Chenguang Wang | Nan Duan | Ming Zhou | Ming Zhang

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Semantic Parsing as Machine Translation
Jacob Andreas | Andreas Vlachos | Stephen Clark

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A relatedness benchmark to test the role of determiners in compositional distributional semantics
Raffaella Bernardi | Georgiana Dinu | Marco Marelli | Marco Baroni

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An Empirical Study on Uncertainty Identification in Social Media Context
Zhongyu Wei | Junwen Chen | Wei Gao | Binyang Li | Lanjun Zhou | Yulan He | Kam-Fai Wong

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PARMA: A Predicate Argument Aligner
Travis Wolfe | Benjamin Van Durme | Mark Dredze | Nicholas Andrews | Charley Beller | Chris Callison-Burch | Jay DeYoung | Justin Snyder | Jonathan Weese | Tan Xu | Xuchen Yao

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Aggregated Word Pair Features for Implicit Discourse Relation Disambiguation
Or Biran | Kathleen McKeown

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Implicatures and Nested Beliefs in Approximate Decentralized-POMDPs
Adam Vogel | Christopher Potts | Dan Jurafsky

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Domain-Specific Coreference Resolution with Lexicalized Features
Nathan Gilbert | Ellen Riloff

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Learning to Order Natural Language Texts
Jiwei Tan | Xiaojun Wan | Jianguo Xiao

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Universal Dependency Annotation for Multilingual Parsing
Ryan McDonald | Joakim Nivre | Yvonne Quirmbach-Brundage | Yoav Goldberg | Dipanjan Das | Kuzman Ganchev | Keith Hall | Slav Petrov | Hao Zhang | Oscar Täckström | Claudia Bedini | Núria Bertomeu Castelló | Jungmee Lee

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An Empirical Examination of Challenges in Chinese Parsing
Jonathan K. Kummerfeld | Daniel Tse | James R. Curran | Dan Klein

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Joint Inference for Heterogeneous Dependency Parsing
Guangyou Zhou | Jun Zhao

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Easy-First POS Tagging and Dependency Parsing with Beam Search
Ji Ma | Jingbo Zhu | Tong Xiao | Nan Yang

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Arguments and Modifiers from the Learner’s Perspective
Leon Bergen | Edward Gibson | Timothy J. O’Donnell

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Benefactive/Malefactive Event and Writer Attitude Annotation
Lingjia Deng | Yoonjung Choi | Janyce Wiebe

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GuiTAR-based Pronominal Anaphora Resolution in Bengali
Apurbalal Senapati | Utpal Garain

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A Decade of Automatic Content Evaluation of News Summaries: Reassessing the State of the Art
Peter A. Rankel | John M. Conroy | Hoa Trang Dang | Ani Nenkova

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On the Predictability of Human Assessment: when Matrix Completion Meets NLP Evaluation
Guillaume Wisniewski

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Automated Pyramid Scoring of Summaries using Distributional Semantics
Rebecca J. Passonneau | Emily Chen | Weiwei Guo | Dolores Perin

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Are Semantically Coherent Topic Models Useful for Ad Hoc Information Retrieval?
Romain Deveaud | Eric SanJuan | Patrice Bellot

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Post-Retrieval Clustering Using Third-Order Similarity Measures
José G. Moreno | Gaël Dias | Guillaume Cleuziou

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Automatic Coupling of Answer Extraction and Information Retrieval
Xuchen Yao | Benjamin Van Durme | Peter Clark

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An improved MDL-based compression algorithm for unsupervised word segmentation
Ruey-Cheng Chen

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Co-regularizing character-based and word-based models for semi-supervised Chinese word segmentation
Xiaodong Zeng | Derek F. Wong | Lidia S. Chao | Isabel Trancoso

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Improving Chinese Word Segmentation on Micro-blog Using Rich Punctuations
Longkai Zhang | Li Li | Zhengyan He | Houfeng Wang | Ni Sun

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Accurate Word Segmentation using Transliteration and Language Model Projection
Masato Hagiwara | Satoshi Sekine

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Broadcast News Story Segmentation Using Manifold Learning on Latent Topic Distributions
Xiaoming Lu | Lei Xie | Cheung-Chi Leung | Bin Ma | Haizhou Li

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Is word-to-phone mapping better than phone-phone mapping for handling English words?
Naresh Kumar Elluru | Anandaswarup Vadapalli | Raghavendra Elluru | Hema Murthy | Kishore Prahallad

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Enriching Entity Translation Discovery using Selective Temporality
Gae-won You | Young-rok Cha | Jinhan Kim | Seung-won Hwang

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Combination of Recurrent Neural Networks and Factored Language Models for Code-Switching Language Modeling
Heike Adel | Ngoc Thang Vu | Tanja Schultz

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Latent Semantic Matching: Application to Cross-language Text Categorization without Alignment Information
Tsutomu Hirao | Tomoharu Iwata | Masaaki Nagata

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TopicSpam: a Topic-Model based approach for spam detection
Jiwei Li | Claire Cardie | Sujian Li

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Semantic Neighborhoods as Hypergraphs
Chris Quirk | Pallavi Choudhury

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Unsupervised joke generation from big data
Saša Petrović | David Matthews

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Modeling of term-distance and term-occurrence information for improving n-gram language model performance
Tze Yuang Chong | Rafael E. Banchs | Eng Siong Chng | Haizhou Li

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Discriminative Approach to Fill-in-the-Blank Quiz Generation for Language Learners
Keisuke Sakaguchi | Yuki Arase | Mamoru Komachi

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“Let Everything Turn Well in Your Wife”: Generation of Adult Humor Using Lexical Constraints
Alessandro Valitutti | Hannu Toivonen | Antoine Doucet | Jukka M. Toivanen

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Random Walk Factoid Annotation for Collective Discourse
Ben King | Rahul Jha | Dragomir Radev | Robert Mankoff

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Identifying English and Hungarian Light Verb Constructions: A Contrastive Approach
Veronika Vincze | István Nagy T. | Richárd Farkas

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English-to-Russian MT evaluation campaign
Pavel Braslavski | Alexander Beloborodov | Maxim Khalilov | Serge Sharoff

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IndoNet: A Multilingual Lexical Knowledge Network for Indian Languages
Brijesh Bhatt | Lahari Poddar | Pushpak Bhattacharyya

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Building Japanese Textual Entailment Specialized Data Sets for Inference of Basic Sentence Relations
Kimi Kaneko | Yusuke Miyao | Daisuke Bekki

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Building Comparable Corpora Based on Bilingual LDA Model
Zede Zhu | Miao Li | Lei Chen | Zhenxin Yang

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Using Lexical Expansion to Learn Inference Rules from Sparse Data
Oren Melamud | Ido Dagan | Jacob Goldberger | Idan Szpektor

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Mining Equivalent Relations from Linked Data
Ziqi Zhang | Anna Lisa Gentile | Isabelle Augenstein | Eva Blomqvist | Fabio Ciravegna

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Context-Dependent Multilingual Lexical Lookup for Under-Resourced Languages
Lian Tze Lim | Lay-Ki Soon | Tek Yong Lim | Enya Kong Tang | Bali Ranaivo-Malançon

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Sorani Kurdish versus Kurmanji Kurdish: An Empirical Comparison
Kyumars Sheykh Esmaili | Shahin Salavati

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Enhanced and Portable Dependency Projection Algorithms Using Interlinear Glossed Text
Ryan Georgi | Fei Xia | William D. Lewis

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Cross-lingual Projections between Languages from Different Families
Mo Yu | Tiejun Zhao | Yalong Bai | Hao Tian | Dianhai Yu

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Using Context Vectors in Improving a Machine Translation System with Bridge Language
Samira Tofighi Zahabi | Somayeh Bakhshaei | Shahram Khadivi

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Task Alternation in Parallel Sentence Retrieval for Twitter Translation
Felix Hieber | Laura Jehl | Stefan Riezler

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Sign Language Lexical Recognition With Propositional Dynamic Logic
Arturo Curiel | Christophe Collet

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Stacking for Statistical Machine Translation
Majid Razmara | Anoop Sarkar

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Bilingual Data Cleaning for SMT using Graph-based Random Walk
Lei Cui | Dongdong Zhang | Shujie Liu | Mu Li | Ming Zhou

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Automatically Predicting Sentence Translation Difficulty
Abhijit Mishra | Pushpak Bhattacharyya | Michael Carl

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Learning to Prune: Context-Sensitive Pruning for Syntactic MT
Wenduan Xu | Yue Zhang | Philip Williams | Philipp Koehn

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A Novel Graph-based Compact Representation of Word Alignment
Qun Liu | Zhaopeng Tu | Shouxun Lin

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Stem Translation with Affix-Based Rule Selection for Agglutinative Languages
Zhiyang Wang | Yajuan Lü | Meng Sun | Qun Liu

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A Novel Translation Framework Based on Rhetorical Structure Theory
Mei Tu | Yu Zhou | Chengqing Zong

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Improving machine translation by training against an automatic semantic frame based evaluation metric
Chi-kiu Lo | Karteek Addanki | Markus Saers | Dekai Wu

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Bilingual Lexical Cohesion Trigger Model for Document-Level Machine Translation
Guosheng Ben | Deyi Xiong | Zhiyang Teng | Yajuan Lü | Qun Liu

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Generalized Reordering Rules for Improved SMT
Fei Huang | Cezar Pendus

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A Tightly-coupled Unsupervised Clustering and Bilingual Alignment Model for Transliteration
Tingting Li | Tiejun Zhao | Andrew Finch | Chunyue Zhang

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Can Markov Models Over Minimal Translation Units Help Phrase-Based SMT?
Nadir Durrani | Alexander Fraser | Helmut Schmid | Hieu Hoang | Philipp Koehn

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Learning Non-linear Features for Machine Translation Using Gradient Boosting Machines
Kristina Toutanova | Byung-Gyu Ahn

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Language Independent Connectivity Strength Features for Phrase Pivot Statistical Machine Translation
Ahmed El Kholy | Nizar Habash | Gregor Leusch | Evgeny Matusov | Hassan Sawaf

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Semantic Roles for String to Tree Machine Translation
Marzieh Bazrafshan | Daniel Gildea

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Minimum Bayes Risk based Answer Re-ranking for Question Answering
Nan Duan

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Question Classification Transfer
Anne-Laure Ligozat

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Latent Semantic Tensor Indexing for Community-based Question Answering
Xipeng Qiu | Le Tian | Xuanjing Huang

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Measuring semantic content in distributional vectors
Aurélie Herbelot | Mohan Ganesalingam

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Modeling Human Inference Process for Textual Entailment Recognition
Hen-Hsen Huang | Kai-Chun Chang | Hsin-Hsi Chen

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Recognizing Partial Textual Entailment
Omer Levy | Torsten Zesch | Ido Dagan | Iryna Gurevych

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Sentence Level Dialect Identification in Arabic
Heba Elfardy | Mona Diab

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Leveraging Domain-Independent Information in Semantic Parsing
Dan Goldwasser | Dan Roth

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A Structured Distributional Semantic Model for Event Co-reference
Kartik Goyal | Sujay Kumar Jauhar | Huiying Li | Mrinmaya Sachan | Shashank Srivastava | Eduard Hovy

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Text Classification from Positive and Unlabeled Data using Misclassified Data Correction
Fumiyo Fukumoto | Yoshimi Suzuki | Suguru Matsuyoshi

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Character-to-Character Sentiment Analysis in Shakespeare’s Plays
Eric T. Nalisnick | Henry S. Baird

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A Novel Classifier Based on Quantum Computation
Ding Liu | Xiaofang Yang | Minghu Jiang

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Re-embedding words
Igor Labutov | Hod Lipson

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LABR: A Large Scale Arabic Book Reviews Dataset
Mohamed Aly | Amir Atiya

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Generating Recommendation Dialogs by Extracting Information from User Reviews
Kevin Reschke | Adam Vogel | Dan Jurafsky

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Exploring Sentiment in Social Media: Bootstrapping Subjectivity Clues from Multilingual Twitter Streams
Svitlana Volkova | Theresa Wilson | David Yarowsky

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Joint Modeling of News Reader’s and Comment Writer’s Emotions
Huanhuan Liu | Shoushan Li | Guodong Zhou | Chu-Ren Huang | Peifeng Li

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An annotated corpus of quoted opinions in news articles
Tim O’Keefe | James R. Curran | Peter Ashwell | Irena Koprinska

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Dual Training and Dual Prediction for Polarity Classification
Rui Xia | Tao Wang | Xuelei Hu | Shoushan Li | Chengqing Zong

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Co-Regression for Cross-Language Review Rating Prediction
Xiaojun Wan

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Extracting Definitions and Hypernym Relations relying on Syntactic Dependencies and Support Vector Machines
Guido Boella | Luigi Di Caro

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Neighbors Help: Bilingual Unsupervised WSD Using Context
Sudha Bhingardive | Samiulla Shaikh | Pushpak Bhattacharyya

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Reducing Annotation Effort for Quality Estimation via Active Learning
Daniel Beck | Lucia Specia | Trevor Cohn

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Reranking with Linguistic and Semantic Features for Arabic Optical Character Recognition
Nadi Tomeh | Nizar Habash | Ryan Roth | Noura Farra | Pradeep Dasigi | Mona Diab

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Evolutionary Hierarchical Dirichlet Process for Timeline Summarization
Jiwei Li | Sujian Li

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Using Integer Linear Programming in Concept-to-Text Generation to Produce More Compact Texts
Gerasimos Lampouras | Ion Androutsopoulos

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Sequential Summarization: A New Application for Timely Updated Twitter Trending Topics
Dehong Gao | Wenjie Li | Renxian Zhang

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A System for Summarizing Scientific Topics Starting from Keywords
Rahul Jha | Amjad Abu-Jbara | Dragomir Radev

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A Unified Morpho-Syntactic Scheme of Stanford Dependencies
Reut Tsarfaty

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Dependency Parser Adaptation with Subtrees from Auto-Parsed Target Domain Data
Xuezhe Ma | Fei Xia

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Iterative Transformation of Annotation Guidelines for Constituency Parsing
Xiang Li | Wenbin Jiang | Yajuan Lü | Qun Liu

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Nonparametric Bayesian Inference and Efficient Parsing for Tree-adjoining Grammars
Elif Yamangil | Stuart M. Shieber

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Using CCG categories to improve Hindi dependency parsing
Bharat Ram Ambati | Tejaswini Deoskar | Mark Steedman

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The Effect of Higher-Order Dependency Features in Discriminative Phrase-Structure Parsing
Greg Coppola | Mark Steedman

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Turning on the Turbo: Fast Third-Order Non-Projective Turbo Parsers
André Martins | Miguel Almeida | Noah A. Smith

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A Lattice-based Framework for Joint Chinese Word Segmentation, POS Tagging and Parsing
Zhiguo Wang | Chengqing Zong | Nianwen Xue

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Efficient Implementation of Beam-Search Incremental Parsers
Yoav Goldberg | Kai Zhao | Liang Huang

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Simpler unsupervised POS tagging with bilingual projections
Long Duong | Paul Cook | Steven Bird | Pavel Pecina

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Part-of-speech tagging with antagonistic adversaries
Anders Søgaard

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Temporal Signals Help Label Temporal Relations
Leon Derczynski | Robert Gaizauskas

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Diverse Keyword Extraction from Conversations
Maryam Habibi | Andrei Popescu-Belis

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Understanding Tables in Context Using Standard NLP Toolkits
Vidhya Govindaraju | Ce Zhang | Christopher Ré

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Filling Knowledge Base Gaps for Distant Supervision of Relation Extraction
Wei Xu | Raphael Hoffmann | Le Zhao | Ralph Grishman

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Joint Apposition Extraction with Syntactic and Semantic Constraints
Will Radford | James R. Curran

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Adaptation Data Selection using Neural Language Models: Experiments in Machine Translation
Kevin Duh | Graham Neubig | Katsuhito Sudoh | Hajime Tsukada

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Mapping Source to Target Strings without Alignment by Analogical Learning: A Case Study with Transliteration
Phillippe Langlais

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Scalable Modified Kneser-Ney Language Model Estimation
Kenneth Heafield | Ivan Pouzyrevsky | Jonathan H. Clark | Philipp Koehn

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Incremental Topic-Based Translation Model Adaptation for Conversational Spoken Language Translation
Sanjika Hewavitharana | Dennis Mehay | Sankaranarayanan Ananthakrishnan | Prem Natarajan

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A Lightweight and High Performance Monolingual Word Aligner
Xuchen Yao | Benjamin Van Durme | Chris Callison-Burch | Peter Clark

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A Learner Corpus-based Approach to Verb Suggestion for ESL
Yu Sawai | Mamoru Komachi | Yuji Matsumoto

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Learning Semantic Textual Similarity with Structural Representations
Aliaksei Severyn | Massimo Nicosia | Alessandro Moschitti

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Typesetting for Improved Readability using Lexical and Syntactic Information
Ahmed Salama | Kemal Oflazer | Susan Hagan

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Annotation of regular polysemy and underspecification
Héctor Martínez Alonso | Bolette Sandford Pedersen | Núria Bel

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Derivational Smoothing for Syntactic Distributional Semantics
Sebastian Padó | Jan Šnajder | Britta Zeller

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Diathesis alternation approximation for verb clustering
Lin Sun | Diana McCarthy | Anna Korhonen

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Outsourcing FrameNet to the Crowd
Marco Fossati | Claudio Giuliano | Sara Tonelli

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Smatch: an Evaluation Metric for Semantic Feature Structures
Shu Cai | Kevin Knight

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Variable Bit Quantisation for LSH
Sean Moran | Victor Lavrenko | Miles Osborne

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Context Vector Disambiguation for Bilingual Lexicon Extraction from Comparable Corpora
Dhouha Bouamor | Nasredine Semmar | Pierre Zweigenbaum

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The Effects of Lexical Resource Quality on Preference Violation Detection
Jesse Dunietz | Lori Levin | Jaime Carbonell

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Exploiting Qualitative Information from Automatic Word Alignment for Cross-lingual NLP Tasks
José G.C. de Souza | Miquel Esplà-Gomis | Marco Turchi | Matteo Negri

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An Information Theoretic Approach to Bilingual Word Clustering
Manaal Faruqui | Chris Dyer

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Building and Evaluating a Distributional Memory for Croatian
Jan Šnajder | Sebastian Padó | Željko Agić

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Generalizing Image Captions for Image-Text Parallel Corpus
Polina Kuznetsova | Vicente Ordonez | Alexander Berg | Tamara Berg | Yejin Choi

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Recognizing Identical Events with Graph Kernels
Goran Glavaš | Jan Šnajder

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Automatic Term Ambiguity Detection
Tyler Baldwin | Yunyao Li | Bogdan Alexe | Ioana R. Stanoi

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Towards Accurate Distant Supervision for Relational Facts Extraction
Xingxing Zhang | Jianwen Zhang | Junyu Zeng | Jun Yan | Zheng Chen | Zhifang Sui

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Extra-Linguistic Constraints on Stance Recognition in Ideological Debates
Kazi Saidul Hasan | Vincent Ng

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Are School-of-thought Words Characterizable?
Xiaorui Jiang | Xiaoping Sun | Hai Zhuge

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Identifying Opinion Subgroups in Arabic Online Discussions
Amjad Abu-Jbara | Ben King | Mona Diab | Dragomir Radev

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Extracting Events with Informal Temporal References in Personal Histories in Online Communities
Miaomiao Wen | Zeyu Zheng | Hyeju Jang | Guang Xiang | Carolyn Penstein Rosé

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Multimodal DBN for Predicting High-Quality Answers in cQA portals
Haifeng Hu | Bingquan Liu | Baoxun Wang | Ming Liu | Xiaolong Wang

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Bi-directional Inter-dependencies of Subjective Expressions and Targets and their Value for a Joint Model
Roman Klinger | Philipp Cimiano

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Identifying Sentiment Words Using an Optimization-based Model without Seed Words
Hongliang Yu | Zhi-Hong Deng | Shiyingxue Li

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Detecting Turnarounds in Sentiment Analysis: Thwarting
Ankit Ramteke | Akshat Malu | Pushpak Bhattacharyya | J. Saketha Nath

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Explicit and Implicit Syntactic Features for Text Classification
Matt Post | Shane Bergsma

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Does Korean defeat phonotactic word segmentation?
Robert Daland | Kie Zuraw

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Word surprisal predicts N400 amplitude during reading
Stefan L. Frank | Leun J. Otten | Giulia Galli | Gabriella Vigliocco

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Computerized Analysis of a Verbal Fluency Test
James O. Ryan | Serguei Pakhomov | Susan Marino | Charles Bernick | Sarah Banks

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A New Set of Norms for Semantic Relatedness Measures
Sean Szumlanski | Fernando Gomez | Valerie K. Sims