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Learning causal and temporal relationships between events is an important step towards deeper story and commonsense understanding. Though there are abundant datasets annotated with event relations for story comprehension, many have no…

Computation and Language · Computer Science 2019-04-29 Rujun Han , Mengyue Liang , Bashar Alhafni , Nanyun Peng

Most previous approaches to Chinese word segmentation can be roughly classified into character-based and word-based methods. The former regards this task as a sequence-labeling problem, while the latter directly segments character sequence…

Computation and Language · Computer Science 2017-12-29 Zhiqing Sun , Gehui Shen , Zhihong Deng

Word embeddings have gained significant attention as learnable representations of semantic relations between words, and have been shown to improve upon the results of traditional word representations. However, little effort has been devoted…

Information Retrieval · Computer Science 2019-05-23 Gloria Feher , Andreas Spitz , Michael Gertz

Recent studies have shown effectiveness in using neural networks for Chinese word segmentation. However, these models rely on large-scale data and are less effective for low-resource datasets because of insufficient training data. We…

Computation and Language · Computer Science 2017-09-15 Jingjing Xu , Xu Sun

Distributed word representations have been demonstrated to be effective in capturing semantic and syntactic regularities. Unsupervised representation learning from large unlabeled corpora can learn similar representations for those words…

Computation and Language · Computer Science 2015-12-01 Chunting Zhou , Chonglin Sun , Zhiyuan Liu , Francis C. M. Lau

Named entity recognition, and other information extraction tasks, frequently use linguistic features such as part of speech tags or chunkings. For languages where word boundaries are not readily identified in text, word segmentation is a…

Computation and Language · Computer Science 2017-03-30 Nanyun Peng , Mark Dredze

Transfer learning using deep neural networks as feature extractors has become increasingly popular over the past few years. It allows to obtain state-of-the-art accuracy on datasets too small to train a deep neural network on its own, and…

Machine Learning · Computer Science 2017-10-25 Vincent Gripon , Ghouthi B. Hacene , Matthias Löwe , Franck Vermet

Knowledge about emotional events is an important kind of knowledge which has been applied to improve the effectiveness of different applications. However, emotional events cannot be easily acquired, especially common or generalized…

Computation and Language · Computer Science 2025-11-10 Ya Wang , Guangzheng Zhu , Cungen Cao , Jingjing Li , He Li , Xin Huang

Nowadays, listening music has been and will always be an indispensable part of our daily life. In recent years, sentiment analysis of music has been widely used in the information retrieval systems, personalized recommendation systems and…

Computation and Language · Computer Science 2019-06-18 Jie Wang , Yilin Yang

In this study, a novel method for extracting named entities and relations from unstructured text based on the table representation is presented. By using contextualized word embeddings, the proposed method computes representations for…

Computation and Language · Computer Science 2022-01-28 Youmi Ma , Tatsuya Hiraoka , Naoaki Okazaki

Prior work has proposed effective methods to learn event representations that can capture syntactic and semantic information over text corpus, demonstrating their effectiveness for downstream tasks such as script event prediction. On the…

Artificial Intelligence · Computer Science 2020-06-25 Xiao Ding , Kuo Liao , Ting Liu , Zhongyang Li , Junwen Duan

Distilling knowledge from a well-trained cumbersome network to a small one has recently become a new research topic, as lightweight neural networks with high performance are particularly in need in various resource-restricted systems. This…

Computation and Language · Computer Science 2016-07-26 Lili Mou , Ran Jia , Yan Xu , Ge Li , Lu Zhang , Zhi Jin

Event detection (ED), a sub-task of event extraction, involves identifying triggers and categorizing event mentions. Existing methods primarily rely upon supervised learning and require large-scale labeled event datasets which are…

Computation and Language · Computer Science 2023-02-03 Shumin Deng , Ningyu Zhang , Jiaojian Kang , Yichi Zhang , Wei Zhang , Huajun Chen

Clinical Named Entity Recognition (CNER) aims to identify and classify clinical terms such as diseases, symptoms, treatments, exams, and body parts in electronic health records, which is a fundamental and crucial task for clinical and…

Computation and Language · Computer Science 2018-04-16 Qi Wang , Yuhang Xia , Yangming Zhou , Tong Ruan , Daqi Gao , Ping He

Stroke extraction of Chinese characters plays an important role in the field of character recognition and generation. The most existing character stroke extraction methods focus on image morphological features. These methods usually lead to…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Meng Li , Yahan Yu , Yi Yang , Guanghao Ren , Jian Wang

Traditional event detection classifies a word or a phrase in a given sentence for a set of predefined event types. The limitation of such predefined set is that it prevents the adaptation of the event detection models to new event types. We…

Machine Learning · Computer Science 2019-10-28 Viet Dac Lai , Thien Huu Nguyen

We propose a joint event and temporal relation extraction model with shared representation learning and structured prediction. The proposed method has two advantages over existing work. First, it improves event representation by allowing…

Computation and Language · Computer Science 2020-09-17 Rujun Han , Qiang Ning , Nanyun Peng

In recent years, deep learning has achieved significant success in the Chinese word segmentation (CWS) task. Most of these methods improve the performance of CWS by leveraging external information, e.g., words, sub-words, syntax. However,…

Computation and Language · Computer Science 2022-01-25 Xuemei Tang , Jun Wang , Qi Su

Most existing event extraction (EE) methods merely extract event arguments within the sentence scope. However, such sentence-level EE methods struggle to handle soaring amounts of documents from emerging applications, such as finance,…

Computation and Language · Computer Science 2019-09-24 Shun Zheng , Wei Cao , Wei Xu , Jiang Bian

In recent years, after the neural-network-based method was proposed, the accuracy of the Chinese word segmentation task has made great progress. However, when dealing with out-of-vocabulary words, there is still a large error rate. We used…

Computation and Language · Computer Science 2019-01-18 Yung-Sung Chuang