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This paper studies the differences between different types of newspapers in expressing temporal information, which is a topic that has not received much attention. Techniques from the fields of temporal processing and pattern mining are…

计算与语言 · 计算机科学 2020-11-25 Yingxue Fu , Elaine Ui Dhonnchadha

This paper evaluates global-scale dialect identification for 14 national varieties of English as a means for studying syntactic variation. The paper makes three main contributions: (i) introducing data-driven language mapping as a method…

计算与语言 · 计算机科学 2019-04-12 Jonathan Dunn

Monitoring news content automatically is an important problem. The news content, unlike traditional text, has a temporal component. However, few works have explored the combination of natural language processing and dynamic system models.…

计算与语言 · 计算机科学 2022-02-15 Honggen Zhang , June Zhang

We present a clustering-based language model using word embeddings for text readability prediction. Presumably, an Euclidean semantic space hypothesis holds true for word embeddings whose training is done by observing word co-occurrences.…

计算与语言 · 计算机科学 2017-09-07 Miriam Cha , Youngjune Gwon , H. T. Kung

Analyzing the pattern of semantic variation in long real-world texts such as books or transcripts is interesting from the stylistic, cognitive, and linguistic perspectives. It is also useful for applications such as text segmentation,…

计算与语言 · 计算机科学 2023-08-10 Deven M. Mistry , Ali A. Minai

Learning by contrasting positive and negative samples is a general strategy adopted by many methods. Noise contrastive estimation (NCE) for word embeddings and translating embeddings for knowledge graphs are examples in NLP employing this…

计算与语言 · 计算机科学 2018-08-06 Avishek Joey Bose , Huan Ling , Yanshuai Cao

Neural language models are a powerful tool to embed words into semantic vector spaces. However, learning such models generally relies on the availability of abundant and diverse training examples. In highly specialised domains this…

计算与语言 · 计算机科学 2015-12-04 Stephanie L. Hyland , Theofanis Karaletsos , Gunnar Rätsch

Cross-lingual word embeddings are becoming increasingly important in multilingual NLP. Recently, it has been shown that these embeddings can be effectively learned by aligning two disjoint monolingual vector spaces through linear…

计算与语言 · 计算机科学 2018-08-28 Yerai Doval , Jose Camacho-Collados , Luis Espinosa-Anke , Steven Schockaert

Research in linguistics has shown that humans can read words with internally scrambled letters, a phenomenon recently dubbed typoglycemia. Some specific NLP models have recently been proposed that similarly demonstrate robustness to such…

计算与语言 · 计算机科学 2025-10-27 Gianluca Sperduti , Alejandro Moreo

Probabilistic topic models are widely used to discover latent topics in document collections, while latent feature vector representations of words have been used to obtain high performance in many NLP tasks. In this paper, we extend two…

计算与语言 · 计算机科学 2018-10-16 Dat Quoc Nguyen , Richard Billingsley , Lan Du , Mark Johnson

Remote sensing image segmentation faces persistent challenges in distinguishing morphologically similar categories and adapting to diverse scene variations. While existing methods rely on implicit representation learning paradigms, they…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Xuechao Zou , Yue Li , Shun Zhang , Kai Li , Shiying Wang , Pin Tao , Junliang Xing , Congyan Lang

Contextual word embeddings obtained from pre-trained language model (PLM) have proven effective for various natural language processing tasks at the word level. However, interpreting the hidden aspects within embeddings, such as syntax and…

计算与语言 · 计算机科学 2023-10-10 Nayoung Choi

Vector representations of sentences, trained on massive text corpora, are widely used as generic sentence embeddings across a variety of NLP problems. The learned representations are generally assumed to be continuous and real-valued,…

Word embeddings have been a key building block for NLP in which models relied heavily on word embeddings in many different tasks. In this paper, a model is proposed based on using Bidirectional LSTM/CRF with word embeddings to perform named…

计算与语言 · 计算机科学 2025-03-20 Omar E. Rakha , Hazem M. Abbas

Representing words by vectors, or embeddings, enables computational reasoning and is foundational to automating natural language tasks. For example, if word embeddings of similar words contain similar values, word similarity can be readily…

计算与语言 · 计算机科学 2022-02-02 Carl Allen

Though language model text embeddings have revolutionized NLP research, their ability to capture high-level semantic information, such as relations between entities in text, is limited. In this paper, we propose a novel contrastive learning…

计算与语言 · 计算机科学 2023-10-10 Christos Theodoropoulos , James Henderson , Andrei C. Coman , Marie-Francine Moens

We present a method of finding and analyzing shifts in grammatical relations found in diachronic corpora. Inspired by the econometric technique of measuring return and volatility instead of relative frequencies, we propose them as a way to…

计算与语言 · 计算机科学 2012-12-14 Aaron Gerow , Khurshid Ahmad

Recent studies have been revisiting whole words as the basic modelling unit in speech recognition and query applications, instead of phonetic units. Such whole-word segmental systems rely on a function that maps a variable-length speech…

计算与语言 · 计算机科学 2016-01-11 Herman Kamper , Weiran Wang , Karen Livescu

Most state-of-the-art models in natural language processing (NLP) are neural models built on top of large, pre-trained, contextual language models that generate representations of words in context and are fine-tuned for the task at hand.…

计算与语言 · 计算机科学 2020-10-13 Brian Lester , Daniel Pressel , Amy Hemmeter , Sagnik Ray Choudhury , Srinivas Bangalore

Large language models (LLMs) excel at operating at scale by leveraging social media and various data crawled from the web. Whereas existing corpora are diverse, their frequent lack of long-term temporal structure may however limit an LLM's…