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The words-as-classifiers model of grounded lexical semantics learns a semantic fitness score between physical entities and the words that are used to denote those entities. In this paper, we explore how such a model can incrementally…

计算与语言 · 计算机科学 2019-11-11 Daniele Moro , Stacy Black , Casey Kennington

Word alignment over parallel corpora has a wide variety of applications, including learning translation lexicons, cross-lingual transfer of language processing tools, and automatic evaluation or analysis of translation outputs. The great…

计算与语言 · 计算机科学 2021-08-13 Zi-Yi Dou , Graham Neubig

Pre-trained embeddings such as word embeddings and sentence embeddings are fundamental tools facilitating a wide range of downstream NLP tasks. In this work, we investigate how to learn a general-purpose embedding of textual relations,…

计算与语言 · 计算机科学 2019-06-04 Zhiyu Chen , Hanwen Zha , Honglei Liu , Wenhu Chen , Xifeng Yan , Yu Su

Given a closed-source program, such as most of proprietary software and viruses, binary code analysis is indispensable for many tasks, such as code plagiarism detection and malware analysis. Today, source code is very often compiled for…

密码学与安全 · 计算机科学 2018-12-27 Kimberly Redmond , Lannan Luo , Qiang Zeng

Implicit discourse relations bind smaller linguistic units into coherent texts. Automatic sense prediction for implicit relations is hard, because it requires understanding the semantics of the linked arguments. Furthermore, annotated…

计算与语言 · 计算机科学 2022-10-21 Murali Raghu Babu Balusu , Yangfeng Ji , Jacob Eisenstein

In recent years, many deep-learning based models are proposed for text classification. This kind of models well fits the training set from the statistical point of view. However, it lacks the capacity of utilizing instance-level information…

计算与语言 · 计算机科学 2017-08-29 Zhiguo Wang , Wael Hamza , Linfeng Song

We present a novel technique for learning semantic representations, which extends the distributional hypothesis to multilingual data and joint-space embeddings. Our models leverage parallel data and learn to strongly align the embeddings of…

计算与语言 · 计算机科学 2014-04-21 Karl Moritz Hermann , Phil Blunsom

Graph embedding techniques have led to significant progress in recent years. However, present techniques are not effective enough to capture the patterns of networks. This paper propose neighbor2vec, a neighbor-based sampling strategy used…

社会与信息网络 · 计算机科学 2022-01-11 Zhiming Lin

Since their inception, embeddings have become a primary ingredient in many flavours of Natural Language Processing (NLP) tasks supplanting earlier types of representation. Even though multilingual embeddings have been used for the…

计算与语言 · 计算机科学 2024-02-09 Kasun Wickramasinghe , Nisansa de Silva

In the last few years, neural networks have been intensively used to develop meaningful distributed representations of words and contexts around them. When these representations, also known as "embeddings", are learned from unsupervised…

计算与语言 · 计算机科学 2019-08-07 Giuseppe Marra , Andrea Zugarini , Stefano Melacci , Marco Maggini

Word embeddings are effective intermediate representations for capturing semantic regularities between words, when learning the representations of text sequences. We propose to view text classification as a label-word joint embedding…

计算与语言 · 计算机科学 2018-05-14 Guoyin Wang , Chunyuan Li , Wenlin Wang , Yizhe Zhang , Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

We propose two methods of learning vector representations of words and phrases that each combine sentence context with structural features extracted from dependency trees. Using several variations of neural network classifier, we show that…

计算与语言 · 计算机科学 2015-11-20 James Cross , Bing Xiang , Bowen Zhou

Languages are dynamic entities, where the meanings associated with words constantly change with time. Detecting the semantic variation of words is an important task for various NLP applications that must make time-sensitive predictions.…

计算与语言 · 计算机科学 2023-05-16 Taichi Aida , Danushka Bollegala

Embedding text sequences is a widespread requirement in modern language understanding. Existing approaches focus largely on constant-size representations. This is problematic, as the amount of information contained in text often varies with…

计算与语言 · 计算机科学 2023-10-04 Guanghui Qin , Benjamin Van Durme

Network embeddings, which learn low-dimensional representations for each vertex in a large-scale network, have received considerable attention in recent years. For a wide range of applications, vertices in a network are typically…

计算与语言 · 计算机科学 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Many word clouds provide no semantics to the word placement, but use a random layout optimized solely for aesthetic purposes. We propose a novel approach to model word significance and word affinity within a document, and in comparison to a…

信息检索 · 计算机科学 2017-08-14 Erich Schubert , Andreas Spitz , Michael Weiler , Johanna Geiß , Michael Gertz

Word embeddings have been shown to benefit from ensambling several word embedding sources, often carried out using straightforward mathematical operations over the set of word vectors. More recently, self-supervised learning has been used…

计算与语言 · 计算机科学 2020-01-27 James O' Neill , Danushka Bollegala

Word embeddings are an essential instrument in many NLP tasks. Most available resources are trained on general language from Web corpora or Wikipedia dumps. However, word embeddings for domain-specific language are rare, in particular for…

计算与语言 · 计算机科学 2023-02-14 Ricardo Schiffers , Dagmar Kern , Daniel Hienert

Most approaches that tackle the problem of node classification consider nodes to be similar, if they have shared neighbors or are close to each other in the graph. Recent methods for attributed graphs additionally take attributes of…

机器学习 · 计算机科学 2018-05-23 Evgeniy Faerman , Felix Borutta , Julian Busch , Matthias Schubert

Word embeddings are a key component of high-performing natural language processing (NLP) systems, but it remains a challenge to learn good representations for novel words on the fly, i.e., for words that did not occur in the training data.…

计算与语言 · 计算机科学 2018-11-12 Timo Schick , Hinrich Schütze