English
Related papers

Related papers: Beyond Correlation: Refutation-Validated Aspect-Ba…

200 papers

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…

Computation and Language · Computer Science 2021-06-09 Hang Yan , Junqi Dai , Tuo ji , Xipeng Qiu , Zheng Zhang

Aspect-based sentiment analysis (ABSA) aims at predicting sentiment polarity (SC) or extracting opinion span (OE) expressed towards a given aspect. Previous work in ABSA mostly relies on rather complicated aspect-specific feature induction.…

Computation and Language · Computer Science 2022-07-19 Fang Ma , Chen Zhang , Bo Zhang , Dawei Song

Aspect-based sentiment analysis predicts sentiment polarity with fine granularity. While graph convolutional networks (GCNs) are widely utilized for sentimental feature extraction, their naive application for syntactic feature extraction…

Computation and Language · Computer Science 2024-09-10 Chen Li , Huidong Tang , Jinli Zhang , Xiujing Guo , Debo Cheng , Yasuhiko Morimoto

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…

Computation and Language · Computer Science 2022-08-05 Ashish Kumar , Vasundhra Dahiya , Aditi Sharan

Aspect-based sentiment analysis (ABSA) task consists of three typical subtasks: aspect term extraction, opinion term extraction, and sentiment polarity classification. These three subtasks are usually performed jointly to save resources and…

Computation and Language · Computer Science 2021-11-19 Hongjiang Jing , Zuchao Li , Hai Zhao , Shu Jiang

In this paper, we introduce a new framework called the sentiment-aspect attribution module (SAAM). SAAM works on top of traditional neural networks and is designed to address the problem of multi-aspect sentiment classification and…

Computation and Language · Computer Science 2020-12-16 Yifan Zhang , Fan Yang , Marjan Hosseinia , Arjun Mukherjee

Extracting aspect-polarity pairs from texts is an important task of fine-grained sentiment analysis. While the existing approaches to this task have gained many progresses, they are limited at capturing relationships among aspect-polarity…

Computation and Language · Computer Science 2021-09-02 Lingmei Bu , Li Chen , Yongmei Lu , Zhonghua Yu

Aspect-term sentiment analysis (ATSA) is a longstanding challenge in natural language understanding. It requires fine-grained semantical reasoning about a target entity appeared in the text. As manual annotation over the aspects is…

Computation and Language · Computer Science 2019-09-06 Xingyi Cheng , Weidi Xu , Taifeng Wang , Wei Chu

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,…

Computation and Language · Computer Science 2022-07-08 Tianyu Zhao , Junping Du , Zhe Xue , Ang Li , Zeli Guan

While sentiment analysis has advanced from sentence to aspect-level, i.e., the identification of concrete terms related to a sentiment, the equivalent field of Aspect-based Emotion Analysis (ABEA) is faced with dataset bottlenecks and the…

Computation and Language · Computer Science 2026-02-26 Christina Zorenböhmer , Sebastian Schmidt , Bernd Resch

Aspect-Sentiment Triplet Extraction (ASTE) is a recently proposed task of aspect-based sentiment analysis that consists in extracting (aspect phrase, opinion phrase, sentiment polarity) triples from a given sentence. Recent state-of-the-art…

Computation and Language · Computer Science 2024-10-07 Iwo Naglik , Mateusz Lango

The surge of e-commerce reviews has presented a challenge in manually annotating the vast volume of reviews to comprehend their underlying aspects and sentiments. This research focused on leveraging weakly supervised learning to tackle…

Information Retrieval · Computer Science 2023-12-27 Kalpa Subbaih , Bharath Kumar Bolla

With the development of the Internet, natural language processing (NLP), in which sentiment analysis is an important task, became vital in information processing.Sentiment analysis includes aspect sentiment classification. Aspect sentiment…

Computation and Language · Computer Science 2018-07-06 Yongping Xing , Chuangbai Xiao , Yifei Wu , Ziming Ding

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…

Computation and Language · Computer Science 2023-09-22 Siva Uday Sampreeth Chebolu , Franck Dernoncourt , Nedim Lipka , Thamar Solorio

Aspect Based Sentiment Analysis is a dominant research area with potential applications in social media analytics, business, finance, and health. Prior works in this area are primarily based on supervised methods, with a few techniques…

Computation and Language · Computer Science 2022-11-09 Sabyasachi Kamila , Walid Magdy , Sourav Dutta , MingXue Wang

Aspect-level sentiment classification aims to distinguish the sentiment polarities over one or more aspect terms in a sentence. Existing approaches mostly model different aspects in one sentence independently, which ignore the sentiment…

Computation and Language · Computer Science 2019-06-12 Pinlong Zhaoa , Linlin Houb , Ou Wua

We explore how weak supervision on abundant unlabeled data can be leveraged to improve few-shot performance in aspect-based sentiment analysis (ABSA) tasks. We propose a pipeline approach to construct a noisy ABSA dataset, and we use it to…

Dependency parse trees are helpful for discovering the opinion words in aspect-based sentiment analysis (ABSA). However, the trees obtained from off-the-shelf dependency parsers are static, and could be sub-optimal in ABSA. This is because…

Computation and Language · Computer Science 2021-09-20 Yuxiang Zhou , Lejian Liao , Yang Gao , Zhanming Jie , Wei Lu

Aspect sentiment triplet extraction (ASTE) is a crucial subtask of aspect-based sentiment analysis (ABSA) that aims to comprehensively identify sentiment triplets. Previous research has focused on enhancing ASTE through innovative…

Computation and Language · Computer Science 2024-01-26 Baoxing Jiang , Shehui Liang , Peiyu Liu , Kaifang Dong , Hongye Li

Aspect-category-based sentiment analysis (ACSA), which aims to identify aspect categories and predict their sentiments has been intensively studied due to its wide range of NLP applications. Most approaches mainly utilize intrasentential…

Computation and Language · Computer Science 2024-03-18 Jin Cui , Fumiyo Fukumoto , Xinfeng Wang , Yoshimi Suzuki , Jiyi Li , Noriko Tomuro , Wanzeng Kong
‹ Prev 1 3 4 5 6 7 10 Next ›