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After transformer is proposed, lots of pre-trained language models have been come up with and sentiment analysis (SA) task has been improved. In this paper, we proposed a method that uses an auxiliary sentence about aspects that the…

计算与语言 · 计算机科学 2024-10-16 Teng Wang , Bolun Sun , Yijie Tong

Analysis of a large amount of data has always brought value to institutions and organizations. Lately, people's opinions expressed through text have become a very important aspect of this analysis. In response to this challenge, a natural…

计算与语言 · 计算机科学 2020-10-06 Rinor Hajrizi , Krenare Pireva Nuçi

Implicit sentiment analysis is challenging because sentiment toward an aspect is often inferred from events rather than expressed through explicit opinion words. Existing models typically learn from the final polarity label, which provides…

计算与语言 · 计算机科学 2026-05-21 Yaping Chai , Haoran Xie , Joe S. Qin

We introduce AdaptiSent, a new framework for Multimodal Aspect-Based Sentiment Analysis (MABSA) that uses adaptive cross-modal attention mechanisms to improve sentiment classification and aspect term extraction from both text and images.…

计算与语言 · 计算机科学 2025-07-18 S M Rafiuddin , Sadia Kamal , Mohammed Rakib , Arunkumar Bagavathi , Atriya Sen

Conversational Aspect-Based Sentiment Analysis (DiaASQ) aims to detect quadruples \{target, aspect, opinion, sentiment polarity\} from given dialogues. In DiaASQ, elements constituting these quadruples are not necessarily confined to…

计算与语言 · 计算机科学 2024-03-18 Binbin Li , Yuqing Li , Siyu Jia , Bingnan Ma , Yu Ding , Zisen Qi , Xingbang Tan , Menghan Guo , Shenghui Liu

Aspect-based sentiment analysis (ABSA) is a widely studied topic, most often trained through supervision from human annotations of opinionated texts. These fine-grained annotations include identifying aspects towards which a user expresses…

计算与语言 · 计算机科学 2023-10-12 Kasturi Bhattacharjee , Rashmi Gangadharaiah

Aspect-Based Sentiment Analysis (ABSA) predicts sentiment polarity for specific aspect terms, a task made difficult by conflicting sentiments across aspects and the sparse context of short texts. Prior graph-based approaches model only…

计算与语言 · 计算机科学 2025-11-19 Omkar Mahesh Kashyap , Padegal Amit , Madhav Kashyap , Ashwini M Joshi , Shylaja SS

Aspect-based sentiment analysis (ABSA), a fine-grained sentiment classification task, has received much attention recently. Many works investigate sentiment information through opinion words, such as ''good'' and ''bad''. However, implicit…

计算与语言 · 计算机科学 2023-12-19 Jihong Ouyang , Zhiyao Yang , Silong Liang , Bing Wang , Yimeng Wang , Ximing Li

Aspect-Based Sentiment Analysis (ABSA) involves extracting opinions from textual data about specific entities and their corresponding aspects through various complementary subtasks. Several prior research has focused on developing ad hoc…

计算与语言 · 计算机科学 2024-06-07 Laura Cabello , Uchenna Akujuobi

Multi-domain aspect-based sentiment analysis (ABSA) seeks to capture fine-grained sentiment across diverse domains. While existing research narrowly focuses on single-domain applications constrained by methodological limitations and data…

计算与语言 · 计算机科学 2024-03-05 Songhua Yang , Xinke Jiang , Hanjie Zhao , Wenxuan Zeng , Hongde Liu , Yuxiang Jia

Aspect-Based Sentiment Analysis (ABSA) enables fine-grained opinion analysis by identifying sentiments toward specific aspects or targets within a text. While ABSA has been widely studied for English, research on other languages such as…

This paper describes our deep learning-based approach to multilingual aspect-based sentiment analysis as part of SemEval 2016 Task 5. We use a convolutional neural network (CNN) for both aspect extraction and aspect-based sentiment…

计算与语言 · 计算机科学 2016-09-23 Sebastian Ruder , Parsa Ghaffari , John G. Breslin

Most recent existing aspect-term level sentiment analysis (ATSA) approaches combined various neural network models with delicately carved attention mechanisms built upon given aspect and context to generate refined sentence representations…

计算与语言 · 计算机科学 2020-01-22 Chi Xu , Hao Feng , Guoxin Yu , Min Yang , Xiting Wang , Xiang Ao

Aspect category sentiment analysis (ACSA) aims to predict the sentiment polarities of the aspect categories discussed in sentences. Since a sentence usually discusses one or more aspect categories and expresses different sentiments toward…

计算与语言 · 计算机科学 2020-10-06 Yuncong Li , Cunxiang Yin , Sheng-hua Zhong

Aspect-based sentiment classification aims to predict the sentiment polarity of a specific aspect in a sentence. However, most existing methods attempt to construct dependency relations into a homogeneous dependency graph with the sparsity…

计算与语言 · 计算机科学 2021-12-07 Yukun Cao , Yijia Tang , Ziyue Wei , ChengKun Jin , Zeyu Miao , Yixin Fang , Haizhou Du , Feifei Xu

Aspect-based Sentiment Analysis (ABSA) is a crucial NLP task that extracts fine-grained opinions and sentiments from text, such as product reviews and customer feedback. Existing methods often trade off efficiency for performance:…

计算与语言 · 计算机科学 2025-08-15 Adamu Lawan , Juhua Pu , Haruna Yunusa , Muhammad Lawan , Mahmoud Basi , Muhammad Adam

Gradient-based explanation methods are increasingly used to interpret neural models in natural language processing (NLP) due to their high fidelity. Such methods determine word-level importance using dimension-level gradient values through…

计算与语言 · 计算机科学 2024-02-29 Zhenxiao Cheng , Jie Zhou , Wen Wu , Qin Chen , Liang He

Aspect sentiment triplet extraction (ASTE), which aims to identify aspects from review sentences along with their corresponding opinion expressions and sentiments, is an emerging task in fine-grained opinion mining. Since ASTE consists of…

计算与语言 · 计算机科学 2021-03-16 Shaowei Chen , Yu Wang , Jie Liu , Yuelin Wang

Sentiment transfer aims at revising the input text to satisfy a given sentiment polarity while retaining the original semantic content. The nucleus of sentiment transfer lies in precisely separating the sentiment information from the…

计算与语言 · 计算机科学 2023-02-24 Yingze Xie , Jie Xu , LiQiang Qiao , Yun Liu , Feiren Huang , Chaozhuo Li

The rapid development of aspect-based sentiment analysis (ABSA) within recent decades shows great potential for real-world society. The current ABSA works, however, are mostly limited to the scenario of a single text piece, leaving the…

计算与语言 · 计算机科学 2023-05-23 Bobo Li , Hao Fei , Fei Li , Yuhan Wu , Jinsong Zhang , Shengqiong Wu , Jingye Li , Yijiang Liu , Lizi Liao , Tat-Seng Chua , Donghong Ji