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This paper analyzes the pre-trained hidden representations learned from reviews on BERT for tasks in aspect-based sentiment analysis (ABSA). Our work is motivated by the recent progress in BERT-based language models for ABSA. However, it is…

计算与语言 · 计算机科学 2020-11-03 Hu Xu , Lei Shu , Philip S. Yu , Bing Liu

Multimodal Sentiment Analysis (MSA) endeavors to understand human sentiment by leveraging language, visual, and acoustic modalities. Despite the remarkable performance exhibited by previous MSA approaches, the presence of inherent…

多媒体 · 计算机科学 2025-05-09 Weize Quan , Yunfei Feng , Ming Zhou , Yunzhen Zhao , Tong Wang , Dong-Ming Yan

The Aspect Sentiment Triplet Extraction (ASTE) task aims to extract aspect terms, opinion terms, and their corresponding sentiment polarity from a given sentence. It remains one of the most prominent subtasks in fine-grained sentiment…

计算与语言 · 计算机科学 2025-02-05 Qingling Li , Wushao Wen , Jinghui Qin

Understanding sentiment in multimodal conversations is a complex yet crucial challenge toward building emotionally intelligent AI systems. The Multimodal Conversational Aspect-based Sentiment Analysis (MCABSA) Challenge invited participants…

计算与语言 · 计算机科学 2025-12-30 Zhiqiang Gao , Shihao Gao , Zixing Zhang , Yihao Guo , Hongyu Chen , Jing Han

Aspect-based Sentiment Analysis (ABSA) aims to identify the aspect terms, their corresponding sentiment polarities, and the opinion terms. There exist seven subtasks in ABSA. Most studies only focus on the subsets of these subtasks, which…

计算与语言 · 计算机科学 2021-06-09 Hang Yan , Junqi Dai , Tuo ji , Xipeng Qiu , Zheng Zhang

Aspect-based sentiment analysis (ABSA) is a fine-grained type of sentiment analysis that identifies aspects and their associated opinions from a given text. With the surge of digital opinionated text data, ABSA gained increasing popularity…

计算与语言 · 计算机科学 2024-09-19 Yan Cathy Hua , Paul Denny , Katerina Taskova , Jörg Wicker

Attention-based long short-term memory (LSTM) networks have proven to be useful in aspect-level sentiment classification. However, due to the difficulties in annotating aspect-level data, existing public datasets for this task are all…

计算与语言 · 计算机科学 2018-06-13 Ruidan He , Wee Sun Lee , Hwee Tou Ng , Daniel Dahlmeier

Anticipating audience reaction towards a certain piece of text is integral to several facets of society ranging from politics, research, and commercial industries. Sentiment analysis (SA) is a useful natural language processing (NLP)…

人工智能 · 计算机科学 2022-08-23 Anna Nguyen , Antonio Longa , Massimiliano Luca , Joe Kaul , Gabriel Lopez

Aspect-based sentiment analysis seeks to determine sentiment with a high level of detail. While graph convolutional networks (GCNs) are commonly used for extracting sentiment features, their straightforward use in syntactic feature…

计算与语言 · 计算机科学 2025-03-18 Chen Li , Debo Cheng , Yasuhiko Morimoto

Aspect-based Sentiment Analysis (ABSA) is a task whose objective is to classify the individual sentiment polarity of all entities, called aspects, in a sentence. The task is composed of two subtasks: Aspect Term Extraction (ATE), identify…

We present a simple but effective method for aspect identification in sentiment analysis. Our unsupervised method only requires word embeddings and a POS tagger, and is therefore straightforward to apply to new domains and languages. We…

计算与语言 · 计算机科学 2020-04-29 Stéphan Tulkens , Andreas van Cranenburgh

Targeted Sentiment Analysis aims to extract sentiment towards a particular target from a given text. It is a field that is attracting attention due to the increasing accessibility of the Internet, which leads people to generate an enormous…

计算与语言 · 计算机科学 2022-05-10 M. Melih Mutlu , Arzucan Özgür

Joint extraction of aspects and sentiments can be effectively formulated as a sequence labeling problem. However, such formulation hinders the effectiveness of supervised methods due to the lack of annotated sequence data in many domains.…

计算与语言 · 计算机科学 2019-11-01 Zheng Li , Xin Li , Ying Wei , Lidong Bing , Yu Zhang , Qiang Yang

Aspect Based Sentiment Analysis (ABSA) is the task of identifying sentiment polarity of a text given another text segment or aspect. In ABSA, a text can have multiple sentiments depending upon each aspect. Aspect Term Sentiment Analysis…

计算与语言 · 计算机科学 2020-05-05 Avinash Madasu , Vijjini Anvesh Rao

Cognitive task analysis (CTA) is a type of analysis in applied psychology aimed at eliciting and representing the knowledge and thought processes of domain experts. In CTA, often heavy human labor is involved to parse the interview…

计算与语言 · 计算机科学 2019-06-28 Junyi Du , He Jiang , Jiaming Shen , Xiang Ren

Attention-based neural models were employed to detect the different aspects and sentiment polarities of the same target in targeted aspect-based sentiment analysis (TABSA). However, existing methods do not specifically pre-train reasonable…

计算与语言 · 计算机科学 2019-06-18 Bin Liang , Jiachen Du , Ruifeng Xu , Binyang Li , Hejiao Huang

Aspect-based sentiment analysis aims to determine the sentiment polarity towards a specific aspect in online reviews. Most recent efforts adopt attention-based neural network models to implicitly connect aspects with opinion words. However,…

计算与语言 · 计算机科学 2020-04-28 Kai Wang , Weizhou Shen , Yunyi Yang , Xiaojun Quan , Rui Wang

In recent years, the recommendation content on e-commerce platforms has become increasingly rich -- a single user feed may contain multiple entities, such as selling products, short videos, and content posts. To deal with the multi-entity…

信息检索 · 计算机科学 2024-11-26 Jianyu Guan , Zongming Yin , Tianyi Zhang , Leihui Chen , Yin Zhang , Fei Huang , Jufeng Chen , Shuguang Han

Sentiment analysis, a popular technique for opinion mining, has been used by the software engineering research community for tasks such as assessing app reviews, developer emotions in issue trackers and developer opinions on APIs. Past…

计算与语言 · 计算机科学 2018-12-27 Achyudh Ram , Meiyappan Nagappan

Emotions widely affect human decision-making. This fact is taken into account by affective computing with the goal of tailoring decision support to the emotional states of individuals. However, the accurate recognition of emotions within…

计算与语言 · 计算机科学 2018-11-14 Bernhard Kratzwald , Suzana Ilic , Mathias Kraus , Stefan Feuerriegel , Helmut Prendinger