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Sentence embeddings encode natural language sentences as low-dimensional dense vectors. A great deal of effort has been put into using sentence embeddings to improve several important natural language processing tasks. Relation extraction…

计算与语言 · 计算机科学 2020-09-24 Alexander Kalinowski , Yuan An

This paper introduces the concept of Conjectural Link for Complex Networks, in particular, social networks. Conjectural Link we understand as an implicit link, not available in the network, but supposed to be present, based on the…

社会与信息网络 · 计算机科学 2016-08-03 A. A. Snarskii , D. I. Zorinets , D. V. Lande

Discriminating lexical relations among distributionally similar words has always been a challenge for natural language processing (NLP) community. In this paper, we investigate whether the network embedding of distributional thesaurus can…

计算与语言 · 计算机科学 2020-02-27 Abhik Jana , Nikhil Reddy Varimalla , Pawan Goyal

The identification of semantic relations between terms within texts is a fundamental task in Natural Language Processing which can support applications requiring a lightweight semantic interpretation model. Currently, semantic relation…

计算与语言 · 计算机科学 2018-06-21 Vivian S. Silva , Manuela Hürliman , Brian Davis , Siegfried Handschuh , André Freitas

Reasoning about the relationships between object pairs in images is a crucial task for holistic scene understanding. Most of the existing works treat this task as a pure visual classification task: each type of relationship or phrase is…

计算机视觉与模式识别 · 计算机科学 2017-11-22 Wentong Liao , Lin Shuai , Bodo Rosenhahn , Michael Ying Yang

This paper describes our submission to the DISRPT2021 Shared Task on Discourse Unit Segmentation, Connective Detection, and Relation Classification. Our system, called DisCoDisCo, is a Transformer-based neural classifier which enhances…

计算与语言 · 计算机科学 2021-09-22 Luke Gessler , Shabnam Behzad , Yang Janet Liu , Siyao Peng , Yilun Zhu , Amir Zeldes

Relation classification aims to extract semantic relations between entity pairs from the sentences. However, most existing methods can only identify seen relation classes that occurred during training. To recognize unseen relations at test…

计算与语言 · 计算机科学 2020-11-02 Juan Li , Ruoxu Wang , Ningyu Zhang , Wen Zhang , Fan Yang , Huajun Chen

Semantic networks qualify the meaning of an edge relating any two vertices. Determining which vertices are most "central" in a semantic network is difficult because one relationship type may be deemed subjectively more important than…

人工智能 · 计算机科学 2008-09-11 Marko A. Rodriguez

In this paper we present the practical benefits of a new random forest algorithm to deal withmissing values in the sample. The purpose of this work is to compare the different solutionsto deal with missing values with random forests and…

统计理论 · 数学 2021-10-19 Irving Gómez-Méndez , Emilien Joly

This paper studies the performances of BERT combined with tree structure in short sentence ranking task. In retrieval-based question answering system, we retrieve the most similar question of the query question by ranking all the questions…

计算与语言 · 计算机科学 2019-09-09 Tong Guo , Huilin Gao

We consider the problem of the extraction of semantic attributes, supervised only with classification labels. For example, when learning to classify images of birds into species, we would like to observe the emergence of features that…

机器学习 · 计算机科学 2021-06-14 Ameen Ali , Tomer Galanti , Evgeniy Zheltonozhskiy , Chaim Baskin , Lior Wolf

In natural language, often multiple entities appear in the same text. However, most previous works in Relation Extraction (RE) limit the scope to identifying the relation between two entities at a time. Such an approach induces a quadratic…

计算与语言 · 计算机科学 2020-10-13 Zhijing Jin , Yongyi Yang , Xipeng Qiu , Zheng Zhang

Link prediction is one of the fundamental problems in network analysis. In many applications, notably in genetics, a partially observed network may not contain any negative examples of absent edges, which creates a difficulty for many…

机器学习 · 统计学 2013-01-30 Yunpeng Zhao , Elizaveta Levina , Ji Zhu

South Africa and the Democratic Republic of Congo (DRC) present a complex linguistic landscape with languages such as Zulu, Sepedi, Afrikaans, French, English, and Tshiluba (Ciluba), which creates unique challenges for AI-driven translation…

计算与语言 · 计算机科学 2024-11-08 Melusi Malinga , Isaac Lupanda , Mike Wa Nkongolo , Phil van Deventer

One of the fundamental principles of contemporary linguistics states that language processing requires the ability to extract recursively nested tree structures. However, it remains unclear whether and how this code could be implemented in…

计算与语言 · 计算机科学 2021-01-08 Yair Lakretz , Théo Desbordes , Jean-Rémi King , Benoît Crabbé , Maxime Oquab , Stanislas Dehaene

Within this study, we propose a new approach for natural language processing using Bayesian networks to predict and analyze the context and how this approach can be applied to the Community Question Answering domain. We discuss how Bayesian…

机器学习 · 计算机科学 2023-08-04 Alexey Gorbatovski , Sergey Kovalchuk

Large Language Models have been successful in a wide variety of Natural Language Processing tasks by capturing the compositionality of the text representations. In spite of their great success, these vector representations fail to capture…

计算与语言 · 计算机科学 2022-10-18 Yash Jakhotiya , Vaibhav Kumar , Ashwin Pathak , Raj Shah

Low-frequency words place a major challenge for automatic speech recognition (ASR). The probabilities of these words, which are often important name entities, are generally under-estimated by the language model (LM) due to their limited…

计算与语言 · 计算机科学 2015-06-17 Xi Ma , Xiaoxi Wang , Dong Wang , Zhiyong Zhang

Large Language Models (LLMs) have shown promising results on various language and vision tasks. Recently, there has been growing interest in applying LLMs to graph-based tasks, particularly on Text-Attributed Graphs (TAGs). However, most…

机器学习 · 计算机科学 2024-06-10 Zhongmou He , Jing Zhu , Shengyi Qian , Joyce Chai , Danai Koutra

Relation classification is associated with many potential applications in the artificial intelligence area. Recent approaches usually leverage neural networks based on structure features such as syntactic or dependency features to solve…

计算与语言 · 计算机科学 2016-08-30 Fei Li , Meishan Zhang , Guohong Fu , Tao Qian , Donghong Ji