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相关论文: Towards Robust Aspect-based Sentiment Analysis thr…

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While counterfactual data augmentation offers a promising step towards robust generalization in natural language processing, producing a set of counterfactuals that offer valuable inductive bias for models remains a challenge. Most existing…

计算与语言 · 计算机科学 2022-10-25 Phillip Howard , Gadi Singer , Vasudev Lal , Yejin Choi , Swabha Swayamdipta

Aspect sentiment quad prediction (ASQP) aims to predict the quad sentiment elements for a given sentence, which is a critical task in the field of aspect-based sentiment analysis. However, the data imbalance issue has not received…

计算与语言 · 计算机科学 2024-01-15 Wenyuan Zhang , Xinghua Zhang , Shiyao Cui , Kun Huang , Xuebin Wang , Tingwen Liu

This paper introduces a novel Czech dataset in the restaurant domain for aspect-based sentiment analysis (ABSA), enriched with annotations of opinion terms. The dataset supports three distinct ABSA tasks involving opinion terms,…

计算与语言 · 计算机科学 2026-03-05 Jakub Šmíd , Pavel Přibáň , Pavel Král

Existing NLP datasets contain various biases, and models tend to quickly learn those biases, which in turn limits their robustness. Existing approaches to improve robustness against dataset biases mostly focus on changing the training…

计算与语言 · 计算机科学 2020-10-26 Nafise Sadat Moosavi , Marcel de Boer , Prasetya Ajie Utama , Iryna Gurevych

Aspect-based sentiment analysis (ABSA) is to predict the sentiment polarity towards a particular aspect in a sentence. Recently, this task has been widely addressed by the neural attention mechanism, which computes attention weights to…

计算与语言 · 计算机科学 2019-09-26 Mengting Hu , Shiwan Zhao , Honglei Guo , Renhong Cheng , Zhong Su

Text sentiment analysis, also known as opinion mining, is research on the calculation of people's views, evaluations, attitude and emotions expressed by entities. Text sentiment analysis can be divided into text-level sentiment analysis,…

计算与语言 · 计算机科学 2022-07-08 Tianyu Zhao , Junping Du , Zhe Xue , Ang Li , Zeli Guan

Recently developed large language models (LLMs) have presented promising new avenues to address data scarcity in low-resource scenarios. In few-shot aspect-based sentiment analysis (ABSA), previous efforts have explored data augmentation…

计算与语言 · 计算机科学 2024-12-20 Hongling Xu , Yice Zhang , Qianlong Wang , Ruifeng Xu

Multimodal Aspect-Based Sentiment Analysis (MABSA) aims to extract aspect terms and their corresponding sentiment polarities from multimodal information, including text and images. While traditional supervised learning methods have shown…

计算与语言 · 计算机科学 2024-11-26 Shezheng Song

This paper aims at an aspect sentiment model for aspect-based sentiment analysis (ABSA) focused on micro reviews. This task is important in order to understand short reviews majority of the users write, while existing topic models are…

计算与语言 · 计算机科学 2018-06-15 Reinald Kim Amplayo , Seung-won Hwang

Aspect-based Sentiment Analysis (ABSA) is an important sentiment analysis task, which aims to determine the sentiment polarity towards an aspect in a sentence. Due to the expensive and limited labeled data, data generation (DG) has become…

计算与语言 · 计算机科学 2024-10-01 Qihuang Zhong , Haiyun Li , Luyao Zhuang , Juhua Liu , Bo Du

Counterfactual data augmentation has recently emerged as a method to mitigate confounding biases in the training data. These biases, such as spurious correlations, arise due to various observed and unobserved confounding variables in the…

Aspect-based sentiment analysis (ABSA) generally requires a deep understanding of the contextual information, including the words associated with the aspect terms and their syntactic dependencies. Most existing studies employ advanced…

计算与语言 · 计算机科学 2025-06-17 Yuanhe Tian , Xu Li , Wei Wang , Guoqing Jin , Pengsen Cheng , Yan Song

Investigations into Aspect-Based Sentiment Analysis (ABSA) for Korean industrial reviews are notably lacking in the existing literature. Our research proposes an intuitive and effective framework for ABSA in low-resource languages such as…

计算与语言 · 计算机科学 2025-04-17 Kibeom Nam

The aspect-based sentiment analysis (ABSA) task remains to be a long-standing challenge, which aims to extract the aspect term and then identify its sentiment orientation.In previous approaches, the explicit syntactic structure of a…

计算与语言 · 计算机科学 2020-04-07 Yunlong Liang , Fandong Meng , Jinchao Zhang , Jinan Xu , Yufeng Chen , Jie Zhou

Multimodal aspect-based sentiment analysis(MABSA) seeks to identify aspect terms within paired image-text data and determine their fine grained sentiment polarities, representing a fundamental task for improving the effectiveness of…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Xiaoqiang He

In the context of sentiment analysis, there has been growing interest in performing a finer granularity analysis focusing on the specific aspects of the entities being evaluated. This is the goal of Aspect-Based Sentiment Analysis (ABSA)…

计算与语言 · 计算机科学 2020-08-26 Danny Suarez Vargas , Lucas R. C. Pessutto , Viviane Pereira Moreira

While Aspect-based Sentiment Analysis (ABSA) systems have achieved high accuracy in identifying sentiment polarities, they often operate as "black boxes," lacking the explicit reasoning capabilities characteristic of human affective…

计算与语言 · 计算机科学 2026-04-16 Shihao Zhang , Ziwei Wang , Jie Zhou , Yulan Wu , Qin Chen , Zhikai Lei , Liyang Yu , Liang Dou , Liang He

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

Aspect-based sentiment analysis (ABSA) is a natural language processing problem that requires analyzing user-generated reviews to determine: a) The target entity being reviewed, b) The high-level aspect to which it belongs, and c) The…

计算与语言 · 计算机科学 2023-09-22 Siva Uday Sampreeth Chebolu , Franck Dernoncourt , Nedim Lipka , Thamar Solorio

Aspect-Based Sentiment Analysis (ABSA) focuses on extracting sentiment at a fine-grained aspect level and has been widely applied across real-world domains. However, existing ABSA research relies on coarse-grained categorical labels (e.g.,…