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Emotion stimulus extraction is a fine-grained subtask of emotion analysis that focuses on identifying the description of the cause behind an emotion expression from a text passage (e.g., in the sentence "I am happy that I passed my exam"…

计算与语言 · 计算机科学 2022-05-17 Bao Minh Doan Dang , Laura Oberländer , Roman Klinger

Document-level relation extraction (DocRE) is the task of identifying all relations between each entity pair in a document. Evidence, defined as sentences containing clues for the relationship between an entity pair, has been shown to help…

计算与语言 · 计算机科学 2023-02-20 Youmi Ma , An Wang , Naoaki Okazaki

Document-level relation extraction (DocRE) aims to determine the relation between two entities from a document of multiple sentences. Recent studies typically represent the entire document by sequence- or graph-based models to predict the…

计算与语言 · 计算机科学 2022-04-28 Wang Xu , Kehai Chen , Lili Mou , Tiejun Zhao

In the sentiment attitude extraction task, the aim is to identify <<attitudes>> -- sentiment relations between entities mentioned in text. In this paper, we provide a study on attention-based context encoders in the sentiment attitude…

计算与语言 · 计算机科学 2020-06-23 Nicolay Rusnachenko , Natalia Loukachevitch

Current abstractive summarization systems outperform their extractive counterparts, but their widespread adoption is inhibited by the inherent lack of interpretability. To achieve the best of both worlds, we propose EASE, an…

Event argument extraction (EAE) is an important task for information extraction to discover specific argument roles. In this study, we cast EAE as a question-based cloze task and empirically analyze fixed discrete token template…

计算与语言 · 计算机科学 2023-01-26 Hongbin Ye , Ningyu Zhang , Zhen Bi , Shumin Deng , Chuanqi Tan , Hui Chen , Fei Huang , Huajun Chen

Event extraction (EE) is one of the core information extraction tasks, whose purpose is to automatically identify and extract information about incidents and their actors from texts. This may be beneficial to several domains such as…

机器学习 · 计算机科学 2020-10-29 Ali Balali , Masoud Asadpour , Ricardo Campos , Adam Jatowt

Emotion detection from the text is an important and challenging problem in text analytics. The opinion-mining experts are focusing on the development of emotion detection applications as they have received considerable attention of online…

Personal narratives (PN) - spoken or written - are recollections of facts, people, events, and thoughts from one's own experience. Emotion recognition and sentiment analysis tasks are usually defined at the utterance or document level.…

计算与语言 · 计算机科学 2021-12-14 Sebastian P. Bayerl , Aniruddha Tammewar , Korbinian Riedhammer , Giuseppe Riccardi

Enterprise relation extraction aims to detect pairs of enterprise entities and identify the business relations between them from unstructured or semi-structured text data, and it is crucial for several real-world applications such as risk…

计算与语言 · 计算机科学 2022-10-20 Peipei Liu , Hong Li , Zhiyu Wang , Yimo Ren , Jie Liu , Fei Lyu , Hongsong Zhu , Limin Sun

Relation extraction is the task of identifying relation instance between two entities given a corpus whereas Knowledge base modeling is the task of representing a knowledge base, in terms of relations between entities. This paper proposes…

计算与语言 · 计算机科学 2020-11-20 Xiaoyu Chen , Rohan Badlani

Aspect Sentiment Triplet Extraction (ASTE) is the task of extracting the triplets of target entities, their associated sentiment, and opinion spans explaining the reason for the sentiment. Existing research efforts mostly solve this problem…

计算与语言 · 计算机科学 2021-03-10 Lu Xu , Hao Li , Wei Lu , Lidong Bing

Keyword Extraction is an important task in several text analysis endeavors. In this paper, we present a critical discussion of the issues and challenges ingraph-based keyword extraction methods, along with comprehensive empirical analysis.…

信息检索 · 计算机科学 2018-11-28 Swagata Duari , Vasudha Bhatnagar

In document-level relation extraction, entities may appear multiple times in a document, and their relationships can shift from one context to another. Accurate prediction of the relationship between two entities across an entire document…

计算与语言 · 计算机科学 2025-08-01 Nilesh , Atul Gupta , Avinash C Panday

Despite the rapid progress in image generation, emotional image editing remains under-explored. The semantics, context, and structure of an image can evoke emotional responses, making emotional image editing techniques valuable for various…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Qing Lin , Jingfeng Zhang , Yew-Soon Ong , Mengmi Zhang

Understanding causality has vital importance for various Natural Language Processing (NLP) applications. Beyond the labeled instances, conceptual explanations of the causality can provide deep understanding of the causal facts to facilitate…

人工智能 · 计算机科学 2022-05-13 Li Du , Xiao Ding , Kai Xiong , Ting Liu , Bing Qin

Comparable texts are topic-aligned documents in multiple languages that are not direct translations. They are valuable for understanding how a topic is discussed across languages. This research studies differences in sentiments and emotions…

计算与语言 · 计算机科学 2025-08-06 Motaz Saad , David Langlois , Kamel Smaili

The valence analysis of speakers' utterances or written posts helps to understand the activation and variations of the emotional state throughout the conversation. More recently, the concept of Emotion Carriers (EC) has been introduced to…

计算与语言 · 计算机科学 2023-11-01 Gabriel Roccabruna , Seyed Mahed Mousavi , Giuseppe Riccardi

In this paper, we propose an effective yet efficient model PAIE for both sentence-level and document-level Event Argument Extraction (EAE), which also generalizes well when there is a lack of training data. On the one hand, PAIE utilizes…

计算与语言 · 计算机科学 2022-03-29 Yubo Ma , Zehao Wang , Yixin Cao , Mukai Li , Meiqi Chen , Kun Wang , Jing Shao

Paraphrase generation, a.k.a. paraphrasing, is a common and important task in natural language processing. Emotional paraphrasing, which changes the emotion embodied in a piece of text while preserving its meaning, has many potential…

计算与语言 · 计算机科学 2023-06-12 Justin J. Xie , Ameeta Agrawal