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Related papers: Large Scale Substitution-based Word Sense Inductio…

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We present a novel online algorithm that learns the essence of each dimension in word embeddings by minimizing the within-group distance of contextualized embedding groups. Three state-of-the-art neural-based language models are used,…

Computation and Language · Computer Science 2020-05-26 Xinyi Jiang , Zhengzhe Yang , Jinho D. Choi

Word embeddings are now ubiquitous forms of word representation in natural language processing. There have been applications of word embeddings for monolingual word sense disambiguation (WSD) in English, but few comparisons have been done.…

Computation and Language · Computer Science 2017-04-11 Hong Jin Kang , Tao Chen , Muthu Kumar Chandrasekaran , Min-Yen Kan

We introduce a neural network-based system of Word Sense Disambiguation (WSD) for German that is based on SenseFitting, a novel method for optimizing WSD. We outperform knowledge-based WSD methods by up to 25% F1-score and produce a new…

Computation and Language · Computer Science 2019-08-01 Manuel Stoeckel , Sajawel Ahmed , Alexander Mehler

Word sense induction (WSI), which addresses polysemy by unsupervised discovery of multiple word senses, resolves ambiguities for downstream NLP tasks and also makes word representations more interpretable. This paper proposes an accurate…

Computation and Language · Computer Science 2018-05-31 Haw-Shiuan Chang , Amol Agrawal , Ananya Ganesh , Anirudha Desai , Vinayak Mathur , Alfred Hough , Andrew McCallum

An established method for Word Sense Induction (WSI) uses a language model to predict probable substitutes for target words, and induces senses by clustering these resulting substitute vectors. We replace the ngram-based language model (LM)…

Computation and Language · Computer Science 2018-08-31 Asaf Amrami , Yoav Goldberg

We propose an unsupervised method to obtain cross-lingual embeddings without any parallel data or pre-trained word embeddings. The proposed model, which we call multilingual neural language models, takes sentences of multiple languages as…

Computation and Language · Computer Science 2018-09-10 Takashi Wada , Tomoharu Iwata

Contextualised word embeddings generated from Neural Language Models (NLMs), such as BERT, represent a word with a vector that considers the semantics of the target word as well its context. On the other hand, static word embeddings such as…

Computation and Language · Computer Science 2021-10-07 Yi Zhou , Danushka Bollegala

Large Language Models (LLM) have emerged as a tool for robots to generate task plans using common sense reasoning. For the LLM to generate actionable plans, scene context must be provided, often through a map. Recent works have shifted from…

Robotics · Computer Science 2024-09-25 Mike Zhang , Kaixian Qu , Vaishakh Patil , Cesar Cadena , Marco Hutter

Large language models (LLMs) have recently garnered significant interest. With in-context learning, LLMs achieve impressive results in various natural language tasks. However, the application of LLMs to sentence embeddings remains an area…

Computation and Language · Computer Science 2023-08-01 Ting Jiang , Shaohan Huang , Zhongzhi Luan , Deqing Wang , Fuzhen Zhuang

One of the long-standing challenges in lexical semantics consists in learning representations of words which reflect their semantic properties. The remarkable success of word embeddings for this purpose suggests that high-quality…

Computation and Language · Computer Science 2021-06-16 Yixiao Wang , Zied Bouraoui , Luis Espinosa Anke , Steven Schockaert

To avoid the "meaning conflation deficiency" of word embeddings, a number of models have aimed to embed individual word senses. These methods at one time performed well on tasks such as word sense induction (WSI), but they have since been…

Computation and Language · Computer Science 2021-01-27 Alan Ansell , Felipe Bravo-Marquez , Bernhard Pfahringer

Most state-of-the-art approaches for named-entity recognition (NER) use semi supervised information in the form of word clusters and lexicons. Recently neural network-based language models have been explored, as they as a byproduct generate…

Computation and Language · Computer Science 2014-04-23 Alexandre Passos , Vineet Kumar , Andrew McCallum

Visual Word Sense Disambiguation (VWSD) is a novel challenging task with the goal of retrieving an image among a set of candidates, which better represents the meaning of an ambiguous word within a given context. In this paper, we make a…

Computation and Language · Computer Science 2024-04-23 Anastasia Kritharoula , Maria Lymperaiou , Giorgos Stamou

A promising approach for knowledge-based Word Sense Disambiguation (WSD) is to select the sense whose contextualized embeddings computed for its definition sentence are closest to those computed for a target word in a given sentence. This…

Computation and Language · Computer Science 2023-04-25 Sakae Mizuki , Naoaki Okazaki

Taking advantage of the widespread use of ontologies to organise and harmonize knowledge across several distinct domains, this paper proposes a novel approach to improve an embedding-Large Language Model (embedding-LLM) of interest by…

Computation and Language · Computer Science 2024-06-03 Francesco Ronzano , Jay Nanavati

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…

Computation and Language · Computer Science 2017-06-27 Shyam Upadhyay , Kai-Wei Chang , Matt Taddy , Adam Kalai , James Zou

Neural word representations have proven useful in Natural Language Processing (NLP) tasks due to their ability to efficiently model complex semantic and syntactic word relationships. However, most techniques model only one representation…

Computation and Language · Computer Science 2015-11-23 Andrew Trask , Phil Michalak , John Liu

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…

Computation and Language · Computer Science 2023-05-31 Haochen Luo , Yi Zhou , Danushka Bollegala

Sentiment-aware intelligent systems are essential to a wide array of applications. These systems are driven by language models which broadly fall into two paradigms: Lexicon-based and contextual. Although recent contextual models are…

Pre-trained contextual language models are ubiquitously employed for language understanding tasks, but are unsuitable for resource-constrained systems. Noncontextual word embeddings are an efficient alternative in these settings. Such…

Computation and Language · Computer Science 2023-04-24 Anik Saha , Alex Gittens , Bulent Yener