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This paper presents the team BRUMS submission to SemEval-2020 Task 3: Graded Word Similarity in Context. The system utilises state-of-the-art contextualised word embeddings, which have some task-specific adaptations, including stacked…

Computation and Language · Computer Science 2021-05-21 Hansi Hettiarachchi , Tharindu Ranasinghe

Automating ontology construction and curation is an important but challenging task in knowledge engineering and artificial intelligence. Prediction by machine learning techniques such as contextual semantic embedding is a promising…

Artificial Intelligence · Computer Science 2023-03-21 Jiaoyan Chen , Yuan He , Yuxia Geng , Ernesto Jimenez-Ruiz , Hang Dong , Ian Horrocks

In this paper, we investigate the modeling power of contextualized embeddings from pre-trained language models, e.g. BERT, on the E2E-ABSA task. Specifically, we build a series of simple yet insightful neural baselines to deal with…

Computation and Language · Computer Science 2019-10-07 Xin Li , Lidong Bing , Wenxuan Zhang , Wai Lam

Word embeddings have recently seen a strong increase in interest as a result of strong performance gains on a variety of tasks. However, most of this research also underlined the importance of benchmark datasets, and the difficulty of…

Computation and Language · Computer Science 2016-07-04 Stéphan Tulkens , Chris Emmery , Walter Daelemans

The content on the web is in a constant state of flux. New entities, issues, and ideas continuously emerge, while the semantics of the existing conversation topics gradually shift. In recent years, pre-trained language models like BERT…

Computation and Language · Computer Science 2021-06-14 Spurthi Amba Hombaiah , Tao Chen , Mingyang Zhang , Michael Bendersky , Marc Najork

Accurate mapping of the built asset information to established data classification systems and taxonomies is crucial for effective asset management, whether for compliance at project handover or ad-hoc data integration scenarios. Due to the…

Computation and Language · Computer Science 2024-11-20 Mehrzad Shahinmoghadam , Ali Motamedi

Models based on the transformer architecture, such as BERT, have marked a crucial step forward in the field of Natural Language Processing. Importantly, they allow the creation of word embeddings that capture important semantic information…

Computation and Language · Computer Science 2021-01-01 Jacob Turton , David Vinson , Robert Elliott Smith

Recent years have witnessed a surge of publications aimed at tracing temporal changes in lexical semantics using distributional methods, particularly prediction-based word embedding models. However, this vein of research lacks the cohesion,…

Computation and Language · Computer Science 2018-06-14 Andrey Kutuzov , Lilja Øvrelid , Terrence Szymanski , Erik Velldal

State-of-the-art contextual embeddings are obtained from large language models available only for a few languages. For others, we need to learn representations using a multilingual model. There is an ongoing debate on whether multilingual…

Computation and Language · Computer Science 2021-09-13 Tomasz Limisiewicz , David Mareček

Although exact term match between queries and documents is the dominant method to perform first-stage retrieval, we propose a different approach, called RepBERT, to represent documents and queries with fixed-length contextualized…

Information Retrieval · Computer Science 2020-07-21 Jingtao Zhan , Jiaxin Mao , Yiqun Liu , Min Zhang , Shaoping Ma

Pre-trained contextual language models are ubiquitously employed for language understanding tasks, but are unsuitable for resource-constrained systems. Noncontextual word embeddings are an efficient alternative in these settings. Such…

Computation and Language · Computer Science 2023-04-24 Anik Saha , Alex Gittens , Bulent Yener

In the era of high performing Large Language Models, researchers have widely acknowledged that contextual word representations are one of the key drivers in achieving top performances in downstream tasks. In this work, we investigate the…

Computation and Language · Computer Science 2024-09-24 Soniya Vijayakumar , Josef van Genabith , Simon Ostermann

Sentence encoders map sentences to real valued vectors for use in downstream applications. To peek into these representations - e.g., to increase interpretability of their results - probing tasks have been designed which query them for…

Computation and Language · Computer Science 2020-10-29 Steffen Eger , Johannes Daxenberger , Iryna Gurevych

Recent advancements in language models and pre-trained language models like BERT and RoBERTa have revolutionized natural language processing, enabling a deeper understanding of human-like language. In this paper, we explore enhancing…

Information Retrieval · Computer Science 2025-04-15 Ngoc Luyen Le , Marie-Hélène Abel

This work presents an unsupervised approach for improving WordNet that builds upon recent advances in document and sense representation via distributional semantics. We apply our methods to construct Wordnets in French and Russian,…

Computation and Language · Computer Science 2017-05-02 Mikhail Khodak , Andrej Risteski , Christiane Fellbaum , Sanjeev Arora

We present a novel way of injecting factual knowledge about entities into the pretrained BERT model (Devlin et al., 2019): We align Wikipedia2Vec entity vectors (Yamada et al., 2016) with BERT's native wordpiece vector space and use the…

Computation and Language · Computer Science 2020-05-04 Nina Poerner , Ulli Waltinger , Hinrich Schütze

Dense vector representations for textual data are crucial in modern NLP. Word embeddings and sentence embeddings estimated from raw texts are key in achieving state-of-the-art results in various tasks requiring semantic understanding.…

Computation and Language · Computer Science 2023-07-06 Sonal Sannigrahi , Josef van Genabith , Cristina Espana-Bonet

We study the utility of the lexical translation model (IBM Model 1) for English text retrieval, in particular, its neural variants that are trained end-to-end. We use the neural Model1 as an aggregator layer applied to context-free or…

Computation and Language · Computer Science 2021-03-19 Leonid Boytsov , Zico Kolter

We present a systematic investigation of layer-wise BERT activations for general-purpose text representations to understand what linguistic information they capture and how transferable they are across different tasks. Sentence-level…

Computation and Language · Computer Science 2019-10-25 Xiaofei Ma , Zhiguo Wang , Patrick Ng , Ramesh Nallapati , Bing Xiang

In the contemporary digital era, the Internet functions as an unparalleled catalyst, dismantling geographical and linguistic barriers particularly evident in texting. This evolution facilitates global communication, transcending physical…

Computation and Language · Computer Science 2024-01-10 Selva Kumar S , Afifah Khan Mohammed Ajmal Khan , Chirag Manjeshwar , Imadh Ajaz Banday