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Neural network based models are a very powerful tool for creating word embeddings, the objective of these models is to group similar words together. These embeddings have been used as features to improve results in various applications such…

计算与语言 · 计算机科学 2016-11-27 Salman Mahmood , Rami Al-Rfou , Klaus Mueller

Word evolution refers to the changing meanings and associations of words throughout time, as a byproduct of human language evolution. By studying word evolution, we can infer social trends and language constructs over different periods of…

计算与语言 · 计算机科学 2018-02-14 Zijun Yao , Yifan Sun , Weicong Ding , Nikhil Rao , Hui Xiong

Visualizing changes over time is fundamental to learning from the past and anticipating the future. However, temporal semantics can be complicated, and existing visualization tools often struggle to accurately represent these complexities.…

人机交互 · 计算机科学 2025-10-30 Cynthia A. Huang , Mitchell O'Hara-Wild , Rob J. Hyndman , Matthew Kay

The meaning of a word is closely linked to sociocultural factors that can change over time and location, resulting in corresponding meaning changes. Taking a global view of words and their meanings in a widely used language, such as…

计算与语言 · 计算机科学 2020-10-05 Hongyu Gong , Suma Bhat , Pramod Viswanath

More than 80% of today's data is unstructured in nature, and these unstructured datasets evolve over time. A large part of these datasets are text documents generated by media outlets, scholarly articles in digital libraries, findings from…

计算与语言 · 计算机科学 2019-03-21 Roberto Camacho Barranco , Raimundo F. Dos Santos , M. Shahriar Hossain

Temporal word embeddings have been proposed to support the analysis of word meaning shifts during time and to study the evolution of languages. Different approaches have been proposed to generate vector representations of words that embed…

计算与语言 · 计算机科学 2019-06-07 Valerio Di Carlo , Federico Bianchi , Matteo Palmonari

We consider two graph models of semantic change. The first is a time-series model that relates embedding vectors from one time period to embedding vectors of previous time periods. In the second, we construct one graph for each word: nodes…

计算与语言 · 计算机科学 2017-04-11 Steffen Eger , Alexander Mehler

Many words have evolved in meaning as a result of cultural and social change. Understanding such changes is crucial for modelling language and cultural evolution. Low-dimensional embedding methods have shown promise in detecting words'…

计算与语言 · 计算机科学 2019-10-22 Xiaofei Xu , Ke Deng , Fei Hu , Li Li

Dynamic topic modeling is useful at discovering the development and change in latent topics over time. However, present methodology relies on algorithms that separate document and word representations. This prevents the creation of a…

计算与语言 · 计算机科学 2024-09-19 Daniel Palamarchuk , Lemara Williams , Brian Mayer , Thomas Danielson , Rebecca Faust , Larry Deschaine , Chris North

Meaning of words constantly changes given the events in modern civilization. Large Language Models use word embeddings, which are often static and thus cannot cope with this semantic change. Thus,it is important to resolve ambiguity in word…

计算与语言 · 计算机科学 2022-11-18 Mihir Godbole , Parth Dandavate , Aditya Kane

Semantic change detection concerns the task of identifying words whose meaning has changed over time. The current state-of-the-art detects the level of semantic change in a word by comparing its vector representation in two distinct time…

计算与语言 · 计算机科学 2020-04-29 Adam Tsakalidis , Maria Liakata

Word embeddings use vectors to represent words such that the geometry between vectors captures semantic relationship between the words. In this paper, we develop a framework to demonstrate how the temporal dynamics of the embedding can be…

计算与语言 · 计算机科学 2018-06-20 Nikhil Garg , Londa Schiebinger , Dan Jurafsky , James Zou

Many real-world datasets -- from an artist's body of work to a person's social media history -- exhibit meaningful semantic changes over time that are difficult to capture with existing dimensionality reduction methods. To address this gap,…

人机交互 · 计算机科学 2025-09-03 Matte Lim , Catherine Yeh , Martin Wattenberg , Fernanda Viégas , Panagiotis Michalatos

State-of-the-art approaches for metaphor detection compare their literal - or core - meaning and their contextual meaning using metaphor classifiers based on neural networks. However, metaphorical expressions evolve over time due to various…

计算与语言 · 计算机科学 2022-05-02 Giorgio Ottolina , Matteo Palmonari , Mehwish Alam , Manuel Vimercati

Co-occurrence statistics based word embedding techniques have proved to be very useful in extracting the semantic and syntactic representation of words as low dimensional continuous vectors. In this work, we discovered that dictionary…

计算与语言 · 计算机科学 2021-03-16 Juexiao Zhang , Yubei Chen , Brian Cheung , Bruno A Olshausen

The meanings and relationships of words shift over time. This phenomenon is referred to as semantic shift. Research focused on understanding how semantic shifts occur over multiple time periods is essential for gaining a detailed…

计算与语言 · 计算机科学 2025-01-20 Hajime Kiyama , Taichi Aida , Mamoru Komachi , Toshinobu Ogiso , Hiroya Takamura , Daichi Mochihashi

This paper introduces a large collection of time series data derived from Twitter, postprocessed using word embedding techniques, as well as specialized fine-tuned language models. This data comprises the past five years and captures…

Word embeddings are a fixed, distributional representation of the context of words in a corpus learned from word co-occurrences. While word embeddings have proven to have many practical uses in natural language processing tasks, they…

计算与语言 · 计算机科学 2020-10-02 James Powell , Kari Sentz

We suggest a model for metaphor interpretation using word embeddings trained over a relatively large corpus. Our system handles nominal metaphors, like "time is money". It generates a ranked list of potential interpretations of given…

计算与语言 · 计算机科学 2021-12-07 Kfir Bar , Nachum Dershowitz , Lena Dankin

Though languages can evolve slowly, they can also react strongly to dramatic world events. By studying the connection between words and events, it is possible to identify which events change our vocabulary and in what way. In this work, we…

计算与语言 · 计算机科学 2019-09-24 Guy D. Rosin , Kira Radinsky
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