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Automatic relation extraction (RE) for types of interest is of great importance for interpreting massive text corpora in an efficient manner. Traditional RE models have heavily relied on human-annotated corpus for training, which can be…

计算与语言 · 计算机科学 2017-11-27 Zeqiu Wu , Xiang Ren , Frank F. Xu , Ji Li , Jiawei Han

Relation extraction (RE) aims to extract potential relations according to the context of two entities, thus, deriving rational contexts from sentences plays an important role. Previous works either focus on how to leverage the entity…

计算与语言 · 计算机科学 2023-05-08 Xuming Hu , Zhaochen Hong , Chenwei Zhang , Irwin King , Philip S. Yu

Time is deeply woven into how people perceive, and communicate about the world. Almost unconsciously, we provide our language utterances with temporal cues, like verb tenses, and we can hardly produce sentences without such cues. Extracting…

计算与语言 · 计算机科学 2020-05-18 Artuur Leeuwenberg , Marie-Francine Moens

Extracting entity pairs along with relation types from unstructured texts is a fundamental subtask of information extraction. Most existing joint models rely on fine-grained labeling scheme or focus on shared embedding parameters. These…

人工智能 · 计算机科学 2020-10-16 Bin-Bin Zhao , Liang Li , Hui-Dong Zhang

This research identifies a gap in weakly-labelled multivariate time-series classification (TSC), where state-of-the-art TSC models do not per-form well. Weakly labelled time-series are time-series containing noise and significant…

机器学习 · 计算机科学 2021-09-20 Surayez Rahman , Chang Wei Tan

Existing models to extract temporal relations between events lack a principled method to incorporate external knowledge. In this study, we introduce Bayesian-Trans, a Bayesian learning-based method that models the temporal relation…

计算与语言 · 计算机科学 2023-02-13 Xingwei Tan , Gabriele Pergola , Yulan He

Relation extraction is the task of determining the relation between two entities in a sentence. Distantly-supervised models are popular for this task. However, sentences can be long and two entities can be located far from each other in a…

计算与语言 · 计算机科学 2019-12-10 Tapas Nayak , Hwee Tou Ng

Wrong-labeling problem and long-tail relations severely affect the performance of distantly supervised relation extraction task. Many studies mitigate the effect of wrong-labeling through selective attention mechanism and handle long-tail…

计算与语言 · 计算机科学 2022-04-26 Ridong Han , Tao Peng , Jiayu Han , Hai Cui , Lu Liu

The present work proposes a Deep Learning architecture for the prediction of various consumer choice behaviors from time series of raw gaze or eye fixations on images of the decision environment, for which currently no foundational models…

神经与进化计算 · 计算机科学 2025-08-07 Moshe Unger , Alexander Tuzhilin , Michel Wedel

Extracting temporal relations among events from unstructured text has extensive applications, such as temporal reasoning and question answering. While it is difficult, recent development of Neural-symbolic methods has shown promising…

计算与语言 · 计算机科学 2021-12-03 Bo-Ying Su , Shang-Ling Hsu , Kuan-Yin Lai , Jane Yung-jen Hsu

Automatic temporal ordering of events described in discourse has been of great interest in recent years. Event orderings are conveyed in text via va rious linguistic mechanisms including the use of expressions such as "before", "after" or…

计算与语言 · 计算机科学 2013-01-25 Leon Derczynski , Robert Gaizauskas

Temporal relation classification is the task of determining the temporal relation between pairs of temporal entities in a text. Despite recent advancements in natural language processing, temporal relation classification remains a…

计算与语言 · 计算机科学 2026-04-28 Hugo Sousa , Ricardo Campos , Alípio Jorge

Reasoning-oriented language models typically expose explicit reasoning as a long, front-loaded chain of "thinking" tokens before the main output, either always enabled or externally toggled at inference time. Although this can help on…

机器学习 · 计算机科学 2026-05-05 Susmit Das

State-of-the-art methods for relation extraction consider the sentential context by modeling the entire sentence. However, syntactic indicators, certain phrases or words like prepositions that are more informative than other words and may…

计算与语言 · 计算机科学 2019-12-05 Qiongxing Tao , Xiangfeng Luo , Hao Wang

Annotating temporal relations (TempRel) between events described in natural language is known to be labor intensive, partly because the total number of TempRels is quadratic in the number of events. As a result, only a small number of…

计算与语言 · 计算机科学 2018-04-26 Qiang Ning , Zhongzhi Yu , Chuchu Fan , Dan Roth

Many diverse phenomena in nature often inherently encode both short- and long-term temporal dependencies, which especially result from the direction of the flow of time. In this respect, we discovered experimental evidence suggesting that…

人工智能 · 计算机科学 2025-02-11 Kyung Geun Kim , Byeong Tak Lee

Relation extraction is the problem of classifying the relationship between two entities in a given sentence. Distant Supervision (DS) is a popular technique for developing relation extractors starting with limited supervision. We note that…

计算与语言 · 计算机科学 2018-04-20 Sharmistha Jat , Siddhesh Khandelwal , Partha Talukdar

Identifying temporal relations between events is an essential step towards natural language understanding. However, the temporal relation between two events in a story depends on, and is often dictated by, relations among other events.…

计算与语言 · 计算机科学 2019-06-13 Qiang Ning , Zhili Feng , Dan Roth

Relation extraction (RE) aims at extracting the relation between two entities from the text corpora. It is a crucial task for Knowledge Graph (KG) construction. Most existing methods predict the relation between an entity pair by learning…

计算与语言 · 计算机科学 2020-11-30 Jun Kuang , Yixin Cao , Jianbing Zheng , Xiangnan He , Ming Gao , Aoying Zhou

Structured information resulting from temporal information processing is crucial for a variety of natural language processing tasks, for instance to generate timeline summarization of events from news documents, or to answer…

计算与语言 · 计算机科学 2016-04-28 Paramita Mirza