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Most compositional distributional semantic models represent sentence meaning with a single vector. In this paper, we propose a Structured Distributional Model (SDM) that combines word embeddings with formal semantics and is based on the…

Computation and Language · Computer Science 2019-06-19 Emmanuele Chersoni , Enrico Santus , Ludovica Pannitto , Alessandro Lenci , Philippe Blache , Chu-Ren Huang

Distributed word representations (word embeddings) have recently contributed to competitive performance in language modeling and several NLP tasks. In this work, we train word embeddings for more than 100 languages using their corresponding…

Computation and Language · Computer Science 2014-06-30 Rami Al-Rfou , Bryan Perozzi , Steven Skiena

Word embeddings provide point representations of words containing useful semantic information. We introduce multimodal word distributions formed from Gaussian mixtures, for multiple word meanings, entailment, and rich uncertainty…

Machine Learning · Statistics 2019-09-10 Ben Athiwaratkun , Andrew Gordon Wilson

We present a simple yet effective approach for learning word sense embeddings. In contrast to existing techniques, which either directly learn sense representations from corpora or rely on sense inventories from lexical resources, our…

Computation and Language · Computer Science 2017-08-14 Maria Pelevina , Nikolay Arefyev , Chris Biemann , Alexander Panchenko

According to the distributional inclusion hypothesis, entailment between words can be measured via the feature inclusions of their distributional vectors. In recent work, we showed how this hypothesis can be extended from words to phrases…

Computation and Language · Computer Science 2016-10-17 Dimitri Kartsaklis , Mehrnoosh Sadrzadeh

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…

Computation and Language · Computer Science 2017-07-25 Yuanzhi Ke , Masafumi Hagiwara

Sense embedding learning methods learn different embeddings for the different senses of an ambiguous word. One sense of an ambiguous word might be socially biased while its other senses remain unbiased. In comparison to the numerous prior…

Computation and Language · Computer Science 2022-03-17 Yi Zhou , Masahiro Kaneko , Danushka Bollegala

Words can have multiple senses. Compositional distributional models of meaning have been argued to deal well with finer shades of meaning variation known as polysemy, but are not so well equipped to handle word senses that are…

Computation and Language · Computer Science 2020-10-13 Francois Meyer , Martha Lewis

Word embeddings represent a transformative technology for analyzing text data in social work research, offering sophisticated tools for understanding case notes, policy documents, research literature, and other text-based materials. This…

Computation and Language · Computer Science 2024-11-12 Brian E. Perron , Kelley A. Rivenburgh , Bryan G. Victor , Zia Qi , Hui Luan

Distributed representations of meaning are a natural way to encode covariance relationships between words and phrases in NLP. By overcoming data sparsity problems, as well as providing information about semantic relatedness which is not…

Computation and Language · Computer Science 2014-03-21 Karl Moritz Hermann , Phil Blunsom

We present an approach to combining distributional semantic representations induced from text corpora with manually constructed lexical-semantic networks. While both kinds of semantic resources are available with high lexical coverage, our…

Computation and Language · Computer Science 2017-12-27 Chris Biemann , Stefano Faralli , Alexander Panchenko , Simone Paolo Ponzetto

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…

Computation and Language · Computer Science 2022-06-02 Andrea Lekkas , Peter Schneider-Kamp , Isabelle Augenstein

Word embeddings are now a standard technique for inducing meaning representations for words. For getting good representations, it is important to take into account different senses of a word. In this paper, we propose a mixture model for…

Computation and Language · Computer Science 2017-08-14 Dai Quoc Nguyen , Dat Quoc Nguyen , Ashutosh Modi , Stefan Thater , Manfred Pinkal

Functional Distributional Semantics is a framework that aims to learn, from text, semantic representations which can be interpreted in terms of truth. Here we make two contributions to this framework. The first is to show how a type of…

Computation and Language · Computer Science 2017-09-04 Guy Emerson , Ann Copestake

Word embeddings are an essential component in a wide range of natural language processing applications. However, distributional semantic models are known to struggle when only a small number of context sentences are available. Several…

Computation and Language · Computer Science 2019-10-02 Jeroen Van Hautte , Guy Emerson , Marek Rei

Word embeddings are representations of individual words of a text document in a vector space and they are often use- ful for performing natural language pro- cessing tasks. Current state of the art al- gorithms for learning word embeddings…

Computation and Language · Computer Science 2018-05-15 Prathusha Kameswara Sarma , Bill Sethares

We provide an overview of the hybrid compositional distributional model of meaning, developed in Coecke et al. (arXiv:1003.4394v1 [cs.CL]), which is based on the categorical methods also applied to the analysis of information flow in…

Computation and Language · Computer Science 2011-06-08 Mehrnoosh Sadrzadeh , Edward Grefenstette

Many NLP applications require disambiguating polysemous words. Existing methods that learn polysemous word vector representations involve first detecting various senses and optimizing the sense-specific embeddings separately, which are…

Computation and Language · Computer Science 2017-08-16 Yifan Sun , Nikhil Rao , Weicong Ding

We propose a novel generative model to explore both local and global context for joint learning topics and topic-specific word embeddings. In particular, we assume that global latent topics are shared across documents, a word is generated…

Computation and Language · Computer Science 2020-08-12 Lixing Zhu , Yulan He , Deyu Zhou

Contextualized word embeddings, i.e. vector representations for words in context, are naturally seen as an extension of previous noncontextual distributional semantic models. In this work, we focus on BERT, a deep neural network that…

Computation and Language · Computer Science 2020-05-11 Timothee Mickus , Denis Paperno , Mathieu Constant , Kees van Deemter
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