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Existing corpora for intrinsic evaluation are not targeted towards tasks in informal domains such as Twitter or news comment forums. We want to test whether a representation of informal words fulfills the promise of eliding explicit text…

计算与语言 · 计算机科学 2016-06-28 Naomi Saphra , Adam Lopez

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…

计算与语言 · 计算机科学 2018-05-15 Prathusha Kameswara Sarma , Bill Sethares

Measuring semantic change has thus far remained a task where methods using contextual embeddings have struggled to improve upon simpler techniques relying only on static word vectors. Moreover, many of the previously proposed approaches…

计算与语言 · 计算机科学 2023-09-07 Dallas Card

In this paper we propose and carefully evaluate a sequence labeling framework which solely utilizes sparse indicator features derived from dense distributed word representations. The proposed model obtains (near) state-of-the art…

计算与语言 · 计算机科学 2016-12-22 Gábor Berend

While medical Vision-Language models (VLMs) achieve strong performance on tasks such as tumor or organ segmentation and diagnosis prediction, their opaque latent representations limit clinical trust and the ability to explain predictions.…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Md Rakibul Haque , KM Arefeen Sultan , Tushar Kataria , Shireen Elhabian

Word embeddings are ubiquitous in NLP and information retrieval, but it is unclear what they represent when the word is polysemous. Here it is shown that multiple word senses reside in linear superposition within the word embedding and…

计算与语言 · 计算机科学 2018-12-10 Sanjeev Arora , Yuanzhi Li , Yingyu Liang , Tengyu Ma , Andrej Risteski

We evaluate chemical patent word embeddings against known biomedical embeddings and show that they outperform the latter extrinsically and intrinsically. We also show that using contextualized embeddings can induce predictive models of…

计算与语言 · 计算机科学 2020-10-27 Camilo Thorne , Saber Akhondi

Cross-lingual representations of words enable us to reason about word meaning in multilingual contexts and are a key facilitator of cross-lingual transfer when developing natural language processing models for low-resource languages. In…

计算与语言 · 计算机科学 2019-10-08 Sebastian Ruder , Ivan Vulić , Anders Søgaard

Much of biomedical and healthcare data is encoded in discrete, symbolic form such as text and medical codes. There is a wealth of expert-curated biomedical domain knowledge stored in knowledge bases and ontologies, but the lack of reliable…

人工智能 · 计算机科学 2020-06-25 David Chang , Ivana Balazevic , Carl Allen , Daniel Chawla , Cynthia Brandt , Richard Andrew Taylor

As AI models achieve remarkable capabilities across diverse domains, understanding what representations they learn and how they encode concepts has become increasingly important for both scientific progress and trustworthy deployment.…

机器学习 · 计算机科学 2026-05-05 Yiming Tang , Harshvardhan Saini , Zhaoqian Yao , Zheng Lin , Yizhen Liao , Jingyi Cui , Yisen Wang , Mengnan Du , Dianbo Liu

Machine translation models have discrete vocabularies and commonly use subword segmentation techniques to achieve an 'open vocabulary.' This approach relies on consistent and correct underlying unicode sequences, and makes models…

计算与语言 · 计算机科学 2021-12-13 Elizabeth Salesky , David Etter , Matt Post

Sentence embedding techniques aim to encode key concepts of a sentence's meaning in a vector space. However, the majority of evaluation approaches for sentence embedding quality rely on the use of additional classifiers or downstream tasks.…

计算与语言 · 计算机科学 2026-04-24 Paul Keuren , Marc Ponsen , Robert Ayoub Bagheri

Language carries implicit human biases, functioning both as a reflection and a perpetuation of stereotypes that people carry with them. Recently, ML-based NLP methods such as word embeddings have been shown to learn such language biases…

计算与语言 · 计算机科学 2022-01-26 Xavier Ferrer-Aran , Tom van Nuenen , Natalia Criado , Jose M. Such

Due to the cross-domain distribution shift aroused from diverse medical imaging systems, many deep learning segmentation methods fail to perform well on unseen data, which limits their real-world applicability. Recent works have shown the…

计算机视觉与模式识别 · 计算机科学 2023-03-06 Shangqi Gao , Hangqi Zhou , Yibo Gao , Xiahai Zhuang

Cross-lingual word embeddings are vector representations of words in different languages where words with similar meaning are represented by similar vectors, regardless of the language. Recent developments which construct these embeddings…

计算与语言 · 计算机科学 2020-03-04 Yerai Doval , Jose Camacho-Collados , Luis Espinosa-Anke , Steven Schockaert

Grounding language in vision is an active field of research seeking to construct cognitively plausible word and sentence representations by incorporating perceptual knowledge from vision into text-based representations. Despite many…

计算与语言 · 计算机科学 2023-11-01 Hassan Shahmohammadi , Maria Heitmeier , Elnaz Shafaei-Bajestan , Hendrik P. A. Lensch , Harald Baayen

Visual Semantic Embedding (VSE) models, which map images into a rich semantic embedding space, have been a milestone in object recognition and zero-shot learning. Current approaches to VSE heavily rely on static word em-bedding techniques.…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Yue Jiao , Jonathon Hare , Adam Prügel-Bennett

Deep Learning and Machine Learning based models have become extremely popular in text processing and information retrieval. However, the non-linear structures present inside the networks make these models largely inscrutable. A significant…

信息检索 · 计算机科学 2026-03-12 Sourav Saha , Debapriyo Majumdar , Mandar Mitra

Distributional word representation methods exploit word co-occurrences to build compact vector encodings of words. While these representations enjoy widespread use in modern natural language processing, it is unclear whether they accurately…

计算与语言 · 计算机科学 2017-06-01 Li Lucy , Jon Gauthier

To truly understand vision models, we must not only interpret their learned features but also validate these interpretations through controlled experiments. While earlier work offers either rich semantics or direct control, few post-hoc…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Samuel Stevens , Wei-Lun Chao , Tanya Berger-Wolf , Yu Su