May 4, 2019

1348 words 7 mins read

Paper Group NANR 163

Paper Group NANR 163

Structure-Blind Signal Recovery. Linguistic Benchmarks of Online News Article Quality. ISTI-CNR at SemEval-2016 Task 4: Quantification on an Ordinal Scale. Distinguishing Past, On-going, and Future Events: The EventStatus Corpus. TranscRater: a Tool for Automatic Speech Recognition Quality Estimation. Predicting the Compositionality of Nominal Comp …

Structure-Blind Signal Recovery

Title Structure-Blind Signal Recovery
Authors Dmitry Ostrovsky, Zaid Harchaoui, Anatoli Juditsky, Arkadi S. Nemirovski
Abstract We consider the problem of recovering a signal observed in Gaussian noise. If the set of signals is convex and compact, and can be specified beforehand, one can use classical linear estimators that achieve a risk within a constant factor of the minimax risk. However, when the set is unspecified, designing an estimator that is blind to the hidden structure of the signal remains a challenging problem. We propose a new family of estimators to recover signals observed in Gaussian noise. Instead of specifying the set where the signal lives, we assume the existence of a well-performing linear estimator. Proposed estimators enjoy exact oracle inequalities and can be efficiently computed through convex optimization. We present several numerical illustrations that show the potential of the approach.
Tasks
Published 2016-12-01
URL http://papers.nips.cc/paper/6063-structure-blind-signal-recovery
PDF http://papers.nips.cc/paper/6063-structure-blind-signal-recovery.pdf
PWC https://paperswithcode.com/paper/structure-blind-signal-recovery
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Framework

Linguistic Benchmarks of Online News Article Quality

Title Linguistic Benchmarks of Online News Article Quality
Authors Ioannis Arapakis, Filipa Peleja, Barla Berkant, Joao Magalhaes
Abstract
Tasks
Published 2016-08-01
URL https://www.aclweb.org/anthology/P16-1178/
PDF https://www.aclweb.org/anthology/P16-1178
PWC https://paperswithcode.com/paper/linguistic-benchmarks-of-online-news-article
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Framework

ISTI-CNR at SemEval-2016 Task 4: Quantification on an Ordinal Scale

Title ISTI-CNR at SemEval-2016 Task 4: Quantification on an Ordinal Scale
Authors Andrea Esuli
Abstract
Tasks
Published 2016-06-01
URL https://www.aclweb.org/anthology/S16-1011/
PDF https://www.aclweb.org/anthology/S16-1011
PWC https://paperswithcode.com/paper/isti-cnr-at-semeval-2016-task-4
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Framework

Distinguishing Past, On-going, and Future Events: The EventStatus Corpus

Title Distinguishing Past, On-going, and Future Events: The EventStatus Corpus
Authors Ruihong Huang, Ignacio Cases, Dan Jurafsky, Cleo Condoravdi, Ellen Riloff
Abstract
Tasks
Published 2016-11-01
URL https://www.aclweb.org/anthology/D16-1005/
PDF https://www.aclweb.org/anthology/D16-1005
PWC https://paperswithcode.com/paper/distinguishing-past-on-going-and-future
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Framework

TranscRater: a Tool for Automatic Speech Recognition Quality Estimation

Title TranscRater: a Tool for Automatic Speech Recognition Quality Estimation
Authors Shahab Jalalvand, Matteo Negri, Marco Turchi, José G. C. de Souza, Falavigna Daniele, Mohammed R. H. Qwaider
Abstract
Tasks Machine Translation, Question Answering, Speech Recognition
Published 2016-08-01
URL https://www.aclweb.org/anthology/papers/P16-4008/p16-4008
PDF https://www.aclweb.org/anthology/P16-4008
PWC https://paperswithcode.com/paper/transcrater-a-tool-for-automatic-speech
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Predicting the Compositionality of Nominal Compounds: Giving Word Embeddings a Hard Time

Title Predicting the Compositionality of Nominal Compounds: Giving Word Embeddings a Hard Time
Authors Silvio Cordeiro, Carlos Ramisch, Marco Idiart, Aline Villavicencio
Abstract
Tasks Lemmatization, Machine Translation, Semantic Parsing, Word Embeddings, Word Sense Disambiguation
Published 2016-08-01
URL https://www.aclweb.org/anthology/P16-1187/
PDF https://www.aclweb.org/anthology/P16-1187
PWC https://paperswithcode.com/paper/predicting-the-compositionality-of-nominal
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Framework

Sentence Embedding Evaluation Using Pyramid Annotation

Title Sentence Embedding Evaluation Using Pyramid Annotation
Authors Tal Baumel, Raphael Cohen, Michael Elhadad
Abstract
Tasks Natural Language Inference, Semantic Role Labeling, Sentence Embedding, Sentiment Analysis, Word Embeddings
Published 2016-08-01
URL https://www.aclweb.org/anthology/W16-2526/
PDF https://www.aclweb.org/anthology/W16-2526
PWC https://paperswithcode.com/paper/sentence-embedding-evaluation-using-pyramid
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Framework

DART: a Dataset of Arguments and their Relations on Twitter

Title DART: a Dataset of Arguments and their Relations on Twitter
Authors Tom Bosc, Elena Cabrio, Serena Villata
Abstract The problem of understanding the stream of messages exchanged on social media such as Facebook and Twitter is becoming a major challenge for automated systems. The tremendous amount of data exchanged on these platforms as well as the specific form of language adopted by social media users constitute a new challenging context for existing argument mining techniques. In this paper, we describe a resource of natural language arguments called DART (Dataset of Arguments and their Relations on Twitter) where the complete argument mining pipeline over Twitter messages is considered: (i) we identify which tweets can be considered as arguments and which cannot, and (ii) we identify what is the relation, i.e., support or attack, linking such tweets to each other.
Tasks Argument Mining
Published 2016-05-01
URL https://www.aclweb.org/anthology/L16-1200/
PDF https://www.aclweb.org/anthology/L16-1200
PWC https://paperswithcode.com/paper/dart-a-dataset-of-arguments-and-their
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Framework

System Description of bjtu_nlp Neural Machine Translation System

Title System Description of bjtu_nlp Neural Machine Translation System
Authors Shaotong Li, JinAn Xu, Yufeng Chen, Yujie Zhang
Abstract This paper presents our machine translation system that developed for the WAT2016 evalua-tion tasks of ja-en, ja-zh, en-ja, zh-ja, JPCja-en, JPCja-zh, JPCen-ja, JPCzh-ja. We build our system based on encoder{–}decoder framework by integrating recurrent neural network (RNN) and gate recurrent unit (GRU), and we also adopt an attention mechanism for solving the problem of information loss. Additionally, we propose a simple translation-specific approach to resolve the unknown word translation problem. Experimental results show that our system performs better than the baseline statistical machine translation (SMT) systems in each task. Moreover, it shows that our proposed approach of unknown word translation performs effec-tively improvement of translation results.
Tasks Machine Translation
Published 2016-12-01
URL https://www.aclweb.org/anthology/W16-4608/
PDF https://www.aclweb.org/anthology/W16-4608
PWC https://paperswithcode.com/paper/system-description-of-bjtu_nlp-neural-machine
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Framework

Double Topic Shifts in Open Domain Conversations: Natural Language Interface for a Wikipedia-based Robot Application

Title Double Topic Shifts in Open Domain Conversations: Natural Language Interface for a Wikipedia-based Robot Application
Authors Kristiina Jokinen, Graham Wilcock
Abstract The paper describes topic shifting in dialogues with a robot that provides information from Wiki-pedia. The work focuses on a double topical construction of dialogue coherence which refers to discourse coherence on two levels: the evolution of dialogue topics via the interaction between the user and the robot system, and the creation of discourse topics via the content of the Wiki-pedia article itself. The user selects topics that are of interest to her, and the system builds a list of potential topics, anticipated to be the next topic, by the links in the article and by the keywords extracted from the article. The described system deals with Wikipedia articles, but could easily be adapted to other digital information providing systems.
Tasks Chatbot, Goal-Oriented Dialogue Systems, Question Answering
Published 2016-12-01
URL https://www.aclweb.org/anthology/W16-4408/
PDF https://www.aclweb.org/anthology/W16-4408
PWC https://paperswithcode.com/paper/double-topic-shifts-in-open-domain
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Framework

Evaluating Sentiment Analysis in the Context of Securities Trading

Title Evaluating Sentiment Analysis in the Context of Securities Trading
Authors Siavash Kazemian, Shunan Zhao, Gerald Penn
Abstract
Tasks Sentiment Analysis
Published 2016-08-01
URL https://www.aclweb.org/anthology/P16-1197/
PDF https://www.aclweb.org/anthology/P16-1197
PWC https://paperswithcode.com/paper/evaluating-sentiment-analysis-in-the-context
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Framework

How Do I Look? Publicity Mining From Distributed Keyword Representation of Socially Infused News Articles

Title How Do I Look? Publicity Mining From Distributed Keyword Representation of Socially Infused News Articles
Authors Yu-Lun Hsieh, Yung-Chun Chang, Chun-Han Chu, Wen-Lian Hsu
Abstract
Tasks Emotion Classification, Opinion Mining, Sentiment Analysis
Published 2016-11-01
URL https://www.aclweb.org/anthology/W16-6211/
PDF https://www.aclweb.org/anthology/W16-6211
PWC https://paperswithcode.com/paper/how-do-i-look-publicity-mining-from
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Framework

Weakly Supervised Tweet Stance Classification by Relational Bootstrapping

Title Weakly Supervised Tweet Stance Classification by Relational Bootstrapping
Authors Javid Ebrahimi, Dejing Dou, Daniel Lowd
Abstract
Tasks Relational Reasoning, Text Classification
Published 2016-11-01
URL https://www.aclweb.org/anthology/D16-1105/
PDF https://www.aclweb.org/anthology/D16-1105
PWC https://paperswithcode.com/paper/weakly-supervised-tweet-stance-classification
Repo
Framework

Exploiting Source-side Monolingual Data in Neural Machine Translation

Title Exploiting Source-side Monolingual Data in Neural Machine Translation
Authors Jiajun Zhang, Chengqing Zong
Abstract
Tasks Machine Translation, Multi-Task Learning
Published 2016-11-01
URL https://www.aclweb.org/anthology/D16-1160/
PDF https://www.aclweb.org/anthology/D16-1160
PWC https://paperswithcode.com/paper/exploiting-source-side-monolingual-data-in
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Framework

Exploitation of Co-reference in Distributional Semantics

Title Exploitation of Co-reference in Distributional Semantics
Authors Dominik Schlechtweg
Abstract The aim of distributional semantics is to model the similarity of the meaning of words via the words they occur with. Thereby, it relies on the distributional hypothesis implying that similar words have similar contexts. Deducing meaning from the distribution of words is interesting as it can be done automatically on large amounts of freely available raw text. It is because of this convenience that most current state-of-the-art-models of distributional semantics operate on raw text, although there have been successful attempts to integrate other kinds of―e.g., syntactic―information to improve distributional semantic models. In contrast, less attention has been paid to semantic information in the research community. One reason for this is that the extraction of semantic information from raw text is a complex, elaborate matter and in great parts not yet satisfyingly solved. Recently, however, there have been successful attempts to integrate a certain kind of semantic information, i.e., co-reference. Two basically different kinds of information contributed by co-reference with respect to the distribution of words will be identified. We will then focus on one of these and examine its general potential to improve distributional semantic models as well as certain more specific hypotheses.
Tasks
Published 2016-05-01
URL https://www.aclweb.org/anthology/L16-1022/
PDF https://www.aclweb.org/anthology/L16-1022
PWC https://paperswithcode.com/paper/exploitation-of-co-reference-in
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Framework
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