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Aspect-based sentiment analysis (ABSA) involves identifying sentiment towards specific aspect terms in a sentence and allows us to uncover nuanced perspectives and attitudes on particular aspects of a product, service, or topic. However,…

计算与语言 · 计算机科学 2024-09-18 Lingling Xu , Haoran Xie , S. Joe Qin , Fu Lee Wang , Xiaohui Tao

Aspect-based sentiment analysis (ABSA) aims at extracting opinionated aspect terms in review texts and determining their sentiment polarities, which is widely studied in both academia and industry. As a fine-grained classification task, the…

人工智能 · 计算机科学 2023-08-17 Anguo Dong , Cuiyun Gao , Yan Jia , Qing Liao , Xuan Wang , Lei Wang , Jing Xiao

Since the dawn of the digitalisation era, customer feedback and online reviews are unequivocally major sources of insights for businesses. Consequently, conducting comparative analyses of such sources has become the de facto modus operandi…

Aspect based sentiment analysis (ABSA) aims to identify the sentiment polarity towards the given aspect in a sentence, while previous models typically exploit an aspect-independent (weakly associative) encoder for sentence representation…

计算与语言 · 计算机科学 2019-09-04 Yunlong Liang , Fandong Meng , Jinchao Zhang , Jinan Xu , Yufeng Chen , Jie Zhou

Aspect-Based Sentiment Analysis (ABSA) aims to identify terms or multiword expressions (MWEs) on which sentiments are expressed and the sentiment polarities associated with them. The development of supervised models has been at the…

计算与语言 · 计算机科学 2024-03-27 Gaurav Negi , Rajdeep Sarkar , Omnia Zayed , Paul Buitelaar

Aspect-based sentiment analysis (ABSA) is an important subtask of sentiment analysis, which aims to extract the aspects and predict their sentiments. Most existing studies focus on improving the performance of the target domain by…

计算与语言 · 计算机科学 2024-05-10 Xuanwen Ding , Jie Zhou , Liang Dou , Qin Chen , Yuanbin Wu , Chengcai Chen , Liang He

Aspect-based Sentiment Analysis (ABSA) evaluates sentiments toward specific aspects of entities within the text. However, attention mechanisms and neural network models struggle with syntactic constraints. The quadratic complexity of…

计算与语言 · 计算机科学 2024-12-30 Adamu Lawan , Juhua Pu , Haruna Yunusa , Aliyu Umar , Muhammad Lawan

Aspect-based Sentiment Analysis (ABSA) is a fine-grained opinion mining approach that identifies and classifies opinions associated with specific entities (aspects) or their categories within a sentence. Despite its rapid growth and broad…

计算与语言 · 计算机科学 2025-11-06 Yan Cathy Hua , Paul Denny , Jörg Wicker , Katerina Taškova

Aspect-based sentiment analysis (ABSA) is an emerging fine-grained sentiment analysis task that aims to extract aspects, classify corresponding sentiment polarities and find opinions as the causes of sentiment. The latest research tends to…

计算与语言 · 计算机科学 2021-09-20 Chengxi Li , Feiyu Gao , Jiajun Bu , Lu Xu , Xiang Chen , Yu Gu , Zirui Shao , Qi Zheng , Ningyu Zhang , Yongpan Wang , Zhi Yu

In aspect-based sentiment analysis (ABSA), many neural models are equipped with an attention mechanism to quantify the contribution of each context word to sentiment prediction. However, such a mechanism suffers from one drawback: only a…

计算与语言 · 计算机科学 2021-03-08 Jinsong Su , Jialong Tang , Hui Jiang , Ziyao Lu , Yubin Ge , Linfeng Song , Deyi Xiong , Le Sun , Jiebo Luo

As an important fine-grained sentiment analysis problem, aspect-based sentiment analysis (ABSA), aiming to analyze and understand people's opinions at the aspect level, has been attracting considerable interest in the last decade. To handle…

计算与语言 · 计算机科学 2022-11-08 Wenxuan Zhang , Xin Li , Yang Deng , Lidong Bing , Wai Lam

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

The extraction of aspect terms is a critical step in fine-grained sentiment analysis of text. Existing approaches for this task have yielded impressive results when the training and testing data are from the same domain. However, these…

计算与语言 · 计算机科学 2022-10-20 Phillip Howard , Arden Ma , Vasudev Lal , Ana Paula Simoes , Daniel Korat , Oren Pereg , Moshe Wasserblat , Gadi Singer

Aspect based sentiment analysis (ABSA) deals with the identification of the sentiment polarity of a review sentence towards a given aspect. Deep Learning sequential models like RNN, LSTM, and GRU are current state-of-the-art methods for…

计算与语言 · 计算机科学 2022-08-05 Ashish Kumar , Vasundhra Dahiya , Aditi Sharan

Aspect Based Sentiment Analysis (ABSA) is the sub-field of Natural Language Processing that deals with essentially splitting our data into aspects ad finally extracting the sentiment information. ABSA is known to provide more information…

计算与语言 · 计算机科学 2020-06-09 Kaustubh Yadav

Cross-domain sentiment analysis has received significant attention in recent years, prompted by the need to combat the domain gap between different applications that make use of sentiment analysis. In this paper, we take a novel perspective…

计算与语言 · 计算机科学 2020-05-12 Deepanway Ghosal , Devamanyu Hazarika , Abhinaba Roy , Navonil Majumder , Rada Mihalcea , Soujanya Poria

Aspect-Based Sentiment Analysis (ABSA) stands as a crucial task in predicting the sentiment polarity associated with identified aspects within text. However, a notable challenge in ABSA lies in precisely determining the aspects' boundaries…

计算与语言 · 计算机科学 2024-02-26 Shunyu Liu , Jie Zhou , Qunxi Zhu , Qin Chen , Qingchun Bai , Jun Xiao , Liang He

Aspect-based sentiment analysis (ABSA) aims at analyzing the sentiment of a given aspect in a sentence. Recently, neural network-based methods have achieved promising results in existing ABSA datasets. However, these datasets tend to…

计算与语言 · 计算机科学 2020-11-03 Zhen Wu , Chengcan Ying , Xinyu Dai , Shujian Huang , Jiajun Chen

Aspect-based sentiment analysis (ABSA) is a crucial fine-grained task in social media scenarios to identify the sentiment polarity of specific aspect terms in a sentence. Although many existing studies leverage large language models (LLMs)…

计算与语言 · 计算机科学 2025-07-15 Junjie Liu , Yuanhe Tian , Yan Song

Previous graph-based approaches in Aspect based Sentiment Analysis(ABSA) have demonstrated impressive performance by utilizing graph neural networks and attention mechanisms to learn structures of static dependency trees and dynamic latent…

计算与语言 · 计算机科学 2024-06-10 Bingfeng Chen , Qihan Ouyang , Yongqi Luo , Boyan Xu , Ruichu Cai , Zhifeng Hao