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In natural language the intended meaning of a word or phrase is often implicit and depends on the context. In this work, we propose a simple yet effective method for sentiment analysis using contextual embeddings and a self-attention…

Computation and Language · Computer Science 2020-10-07 Katarzyna Biesialska , Magdalena Biesialska , Henryk Rybinski

The labor market is a complex ecosystem comprising diverse, interconnected entities, such as industries, occupations, skills, and firms. Due to the lack of a systematic method to map these heterogeneous entities together, each entity has…

Physics and Society · Physics 2024-02-28 Seongwoon Kim , Yong-Yeol Ahn , Jaehyuk Park

While cross-lingual word embeddings have been studied extensively in recent years, the qualitative differences between the different algorithms remain vague. We observe that whether or not an algorithm uses a particular feature set…

Computation and Language · Computer Science 2017-01-11 Omer Levy , Anders Søgaard , Yoav Goldberg

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…

Computation and Language · Computer Science 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Due to the lack of structured knowledge applied in learning distributed representation of cate- gories, existing work cannot incorporate category hierarchies into entity information. We propose a framework that embeds entities and…

Computation and Language · Computer Science 2016-07-28 Yuezhang Li , Ronghuo Zheng , Tian Tian , Zhiting Hu , Rahul Iyer , Katia Sycara

We consider the problem of finding plausible knowledge that is missing from a given ontology, as a generalisation of the well-studied taxonomy expansion task. One line of work treats this task as a Natural Language Inference (NLI) problem,…

Computation and Language · Computer Science 2024-03-27 Na Li , Thomas Bailleux , Zied Bouraoui , Steven Schockaert

We consider the task of aligning two sets of points in high dimension, which has many applications in natural language processing and computer vision. As an example, it was recently shown that it is possible to infer a bilingual lexicon,…

Machine Learning · Computer Science 2018-05-30 Edouard Grave , Armand Joulin , Quentin Berthet

Finding concepts in large clinical ontologies can be challenging when queries use different vocabularies. A search algorithm that overcomes this problem is useful in applications such as concept normalisation and ontology matching, where…

Computation and Language · Computer Science 2022-01-04 Duy-Hoa Ngo , Madonna Kemp , Donna Truran , Bevan Koopman , Alejandro Metke-Jimenez

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…

Computation and Language · Computer Science 2023-10-10 Nayoung Choi

Knowledge graph completion (a.k.a.~link prediction), i.e.,~the task of inferring missing information from knowledge graphs, is a widely used task in many applications, such as product recommendation and question answering. The…

Artificial Intelligence · Computer Science 2022-07-05 Zoi Kaoudi , Abelardo Carlos Martinez Lorenzo , Volker Markl

One of the most important problems in machine translation (MT) evaluation is to evaluate the similarity between translation hypotheses with different surface forms from the reference, especially at the segment level. We propose to use word…

Computation and Language · Computer Science 2017-04-04 Junki Matsuo , Mamoru Komachi , Katsuhito Sudoh

Applying machine learning algorithms to large-scale, text-based corpora (embeddings) presents a unique opportunity to investigate at scale how human semantic knowledge is organized and how people use it to judge fundamental relationships,…

Computation and Language · Computer Science 2020-07-17 Marius Cătălin Iordan , Tyler Giallanza , Cameron T. Ellis , Nicole M. Beckage , Jonathan D. Cohen

Data Spaces are an emerging concept for the trusted implementation of data-based applications and business models, offering a high degree of flexibility and sovereignty to all stakeholders. As Data Spaces are currently emerging in different…

Artificial Intelligence · Computer Science 2023-08-29 Maximilian Staebler , Frank Koester , Christoph Schlueter-Langdon

We use paraphrases as a unique source of data to analyze contextualized embeddings, with a particular focus on BERT. Because paraphrases naturally encode consistent word and phrase semantics, they provide a unique lens for investigating…

Computation and Language · Computer Science 2022-07-13 Laura Burdick , Jonathan K. Kummerfeld , Rada Mihalcea

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

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

So far, multi-label classification algorithms have been evaluated using statistical methods that do not consider the semantics of the considered classes and that fully depend on abstract computations such as Bayesian Reasoning. Currently,…

Machine Learning · Computer Science 2021-08-17 Houcemeddine Turki , Mohamed Ali Hadj Taieb , Mohamed Ben Aouicha

We propose a new uniform framework for text classification and ranking that can automate the process of identifying check-worthy sentences in political debates and speech transcripts. Our framework combines the semantic analysis of the…

Computation and Language · Computer Science 2022-11-22 Ting Su , Craig Macdonald , Iadh Ounis

Data integration tasks such as the creation and extension of knowledge graphs involve the fusion of heterogeneous entities from many sources. Matching and fusion of such entities require to also match and combine their properties…

Databases · Computer Science 2020-10-06 Daniel Ayala , Inma Hernández , David Ruiz , Erhard Rahm

Despite their remarkable ability to capture linguistic nuances across diverse languages, questions persist regarding the degree of alignment between languages in multilingual embeddings. Drawing inspiration from research on high-dimensional…

Computation and Language · Computer Science 2024-05-24 Basel Mousi , Nadir Durrani , Fahim Dalvi , Majd Hawasly , Ahmed Abdelali