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We introduce Probabilistic FastText, a new model for word embeddings that can capture multiple word senses, sub-word structure, and uncertainty information. In particular, we represent each word with a Gaussian mixture density, where the…

计算与语言 · 计算机科学 2018-06-11 Ben Athiwaratkun , Andrew Gordon Wilson , Anima Anandkumar

We describe a method for automatic word sense disambiguation using a text corpus and a machine-readable dictionary (MRD). The method is based on word similarity and context similarity measures. Words are considered similar if they appear in…

cmp-lg · 计算机科学 2008-02-03 Yael Karov , Shimon Edelman

Polysemy and synonymy are two crucial interrelated facets of lexical ambiguity. While both phenomena are widely documented in lexical resources and have been studied extensively in NLP, leading to dedicated systems, they are often being…

计算与语言 · 计算机科学 2025-11-10 Bastien Liétard , Pascal Denis , Mikaela Keller

This paper presents a novel approach to the problem of semantic parsing via learning the correspondences between complex sentences and rich sets of events. Our main intuition is that correct correspondences tend to occur more frequently.…

计算与语言 · 计算机科学 2012-10-19 Hannaneh Hajishirzi , Mohammad Rastegari , Ali Farhadi , Jessica K. Hodgins

Text search based on lexical matching of keywords is not satisfactory due to polysemous and synonymous words. Semantic search that exploits word meanings, in general, improves search performance. In this paper, we survey WordNet-based…

计算与语言 · 计算机科学 2018-07-17 Vuong M. Ngo , Tru H. Cao , Tuan M. V. Le

Commonsense knowledge has proven to be beneficial to a variety of application areas, including question answering and natural language understanding. Previous work explored collecting commonsense knowledge triples automatically from text to…

计算与语言 · 计算机科学 2021-02-02 Zhicheng Liang , Deborah L. McGuinness

The effectiveness of a language model is influenced by its token representations, which must encode contextual information and handle the same word form having a plurality of meanings (polysemy). Currently, none of the common language…

计算与语言 · 计算机科学 2022-06-02 Andrea Lekkas , Peter Schneider-Kamp , Isabelle Augenstein

Reasoning about implied relationships (e.g., paraphrastic, common sense, encyclopedic) between pairs of words is crucial for many cross-sentence inference problems. This paper proposes new methods for learning and using embeddings of word…

计算与语言 · 计算机科学 2019-04-09 Mandar Joshi , Eunsol Choi , Omer Levy , Daniel S. Weld , Luke Zettlemoyer

We investigate a new setting for foreign language learning, where learners infer the meaning of unfamiliar words in a multimodal context of a sentence describing a paired image. We conduct studies with human participants using different…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Yufei Wang , Adriana Kovashka , Loretta Fernández , Marc N. Coutanche , Seth Wiener

The number of senses of a given word, or polysemy, is a very subjective notion, which varies widely across annotators and resources. We propose a novel method to estimate polysemy, based on simple geometry in the contextual embedding space.…

计算与语言 · 计算机科学 2023-05-03 Christos Xypolopoulos , Antoine J. -P. Tixier , Michalis Vazirgiannis

The proposed algorithmic approach deals with finding the sense of a word in an electronic data. Now a day,in different communication mediums like internet, mobile services etc. people use few words, which are slang in nature. This approach…

计算与语言 · 计算机科学 2017-02-15 Alok Ranjan Pal , Diganta Saha

We present an approach to learning multi-sense word embeddings relying both on monolingual and bilingual information. Our model consists of an encoder, which uses monolingual and bilingual context (i.e. a parallel sentence) to choose a…

计算与语言 · 计算机科学 2016-03-31 Simon Šuster , Ivan Titov , Gertjan van Noord

This paper describes a hybrid system for WSD, presented to the English all-words and lexical-sample tasks, that relies on two different unsupervised approaches. The first one selects the senses according to mutual information proximity…

计算与语言 · 计算机科学 2009-10-29 David Fernandez-Amoros

There have been some works that learn a lexicon together with the corpus to improve the word embeddings. However, they either model the lexicon separately but update the neural networks for both the corpus and the lexicon by the same…

计算与语言 · 计算机科学 2017-07-25 Yuanzhi Ke , Masafumi Hagiwara

Sense embedding learning methods learn multiple vectors for a given ambiguous word, corresponding to its different word senses. For this purpose, different methods have been proposed in prior work on sense embedding learning that use…

计算与语言 · 计算机科学 2023-05-31 Haochen Luo , Yi Zhou , Danushka Bollegala

Word embeddings, which represent a word as a point in a vector space, have become ubiquitous to several NLP tasks. A recent line of work uses bilingual (two languages) corpora to learn a different vector for each sense of a word, by…

计算与语言 · 计算机科学 2017-06-27 Shyam Upadhyay , Kai-Wei Chang , Matt Taddy , Adam Kalai , James Zou

In this paper, we are going to find meaning of words based on distinct situations. Word Sense Disambiguation is used to find meaning of words based on live contexts using supervised and unsupervised approaches. Unsupervised approaches use…

计算与语言 · 计算机科学 2016-11-04 Alok Ranjan Pal , Anirban Kundu , Abhay Singh , Raj Shekhar , Kunal Sinha

In a bag-of-words model, the senses of a word with multiple meanings, e.g. "bank" (used either in a river-bank or an institution sense), are represented as probability distributions over context words, and sense prevalence is represented as…

计算与语言 · 计算机科学 2023-11-02 Schyan Zafar , Geoff Nicholls

Learning word embeddings using distributional information is a task that has been studied by many researchers, and a lot of studies are reported in the literature. On the contrary, less studies were done for the case of multiple languages.…

计算与语言 · 计算机科学 2020-04-15 Marco Berlot , Evan Kaplan

The automatic disambiguation of word senses (i.e., the identification of which of the meanings is used in a given context for a word that has multiple meanings) is essential for such applications as machine translation and information…

物理与社会 · 物理学 2013-02-20 Diego R. Amancio , Osvaldo N. Oliveira , Luciano da F. Costa