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Aspect-Based Sentiment Analysis (ABSA) is a fine-grained linguistics problem that entails the extraction of multifaceted aspects, opinions, and sentiments from the given text. Both standalone and compound ABSA tasks have been extensively…

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

Aspect-based Sentiment Analysis (ABSA) is a fine-grained sentiment analysis task which involves four elements from user-generated texts: aspect term, aspect category, opinion term, and sentiment polarity. Most computational approaches focus…

Given a document and a target aspect (e.g., a topic of interest), aspect-based abstractive summarization attempts to generate a summary with respect to the aspect. Previous studies usually assume a small pre-defined set of aspects and fall…

计算与语言 · 计算机科学 2020-10-20 Bowen Tan , Lianhui Qin , Eric P. Xing , Zhiting Hu

In this paper, we study abstractive review summarization.Observing that review summaries often consist of aspect words, opinion words and context words, we propose a two-stage reinforcement learning approach, which first predicts the output…

计算与语言 · 计算机科学 2020-04-14 Yufei Tian , Jianfei Yu , Jing Jiang

Manually extracting relevant aspects and opinions from large volumes of user-generated text is a time-consuming process. Summaries, on the other hand, help readers with limited time budgets to quickly consume the key ideas from the data.…

Aspect-based sentiment analysis (ABSA) has been extensively studied in recent years, which typically involves four fundamental sentiment elements, including the aspect category, aspect term, opinion term, and sentiment polarity. Existing…

计算与语言 · 计算机科学 2021-10-05 Wenxuan Zhang , Yang Deng , Xin Li , Yifei Yuan , Lidong Bing , Wai Lam

Community Question-Answering (CQA) forums have revolutionized how people seek information, especially those related to their healthcare needs, placing their trust in the collective wisdom of the public. However, there can be several answers…

计算与语言 · 计算机科学 2024-05-13 Rochana Chaturvedi , Abari Bhattacharya , Shweta Yadav

Aspect-based sentiment analysis (ABSA) is an NLP task that entails processing user-generated reviews to determine (i) the target being evaluated, (ii) the aspect category to which it belongs, and (iii) the sentiment expressed towards the…

计算与语言 · 计算机科学 2022-04-12 Siva Uday Sampreeth Chebolu , Franck Dernoncourt , Nedim Lipka , Thamar Solorio

Aspect term extraction is a fundamental task in fine-grained sentiment analysis, which aims at detecting customer's opinion targets from reviews on product or service. The traditional supervised models can achieve promising results with…

计算与语言 · 计算机科学 2023-03-03 Jingli Shi , Weihua Li , Quan Bai , Yi Yang , Jianhua Jiang

Community Question Answering (CQA) forums such as Stack Overflow and Yahoo! Answers contain a rich resource of answers to a wide range of questions. Each question thread can receive a large number of answers with different perspectives. The…

计算与语言 · 计算机科学 2021-04-20 Alexander R. Fabbri , Xiaojian Wu , Srini Iyer , Mona Diab

Aspect Based Sentiment Analysis (ABSA) tasks involve the extraction of fine-grained sentiment tuples from sentences, aiming to discern the author's opinions. Conventional methodologies predominantly rely on supervised approaches; however,…

计算与语言 · 计算机科学 2024-04-23 Kevin Scaria , Abyn Scaria , Ben Scaria

We present a scalable large language model (LLM)-based system that combines aspect-based sentiment analysis (ABSA) with guided summarization to generate concise and interpretable product review summaries for the Wayfair platform. Our…

Abstractive summarization models are typically pre-trained on large amounts of generic texts, then fine-tuned on tens or hundreds of thousands of annotated samples. However, in opinion summarization, large annotated datasets of reviews…

计算与语言 · 计算机科学 2022-05-12 Arthur Bražinskas , Ramesh Nallapati , Mohit Bansal , Markus Dreyer

Aspect-based summarization is the task of generating focused summaries based on specific points of interest. Such summaries aid efficient analysis of text, such as quickly understanding reviews or opinions from different angles. However,…

计算与语言 · 计算机科学 2020-11-17 Hiroaki Hayashi , Prashant Budania , Peng Wang , Chris Ackerson , Raj Neervannan , Graham Neubig

The ever-increasing volume of digital information necessitates efficient methods for users to extract key insights from lengthy documents. Aspect-based summarization offers a targeted approach, generating summaries focused on specific…

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

Opinion summarization research has primarily focused on generating summaries reflecting important opinions from customer reviews without paying much attention to the writing style. In this paper, we propose the stylized opinion…

计算与语言 · 计算机科学 2024-08-13 Hayate Iso , Xiaolan Wang , Yoshi Suhara

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

Opinion summarization is the automatic creation of text reflecting subjective information expressed in multiple documents, such as user reviews of a product. The task is practically important and has attracted a lot of attention. However,…

机器学习 · 计算机科学 2020-10-13 Arthur Bražinskas , Mirella Lapata , Ivan Titov

Aspect-based sentiment analysis (ASBA) is a refined approach to sentiment analysis that aims to extract and classify sentiments based on specific aspects or features of a product, service, or entity. Unlike traditional sentiment analysis,…

计算与语言 · 计算机科学 2025-01-16 Karukriti Kaushik Ghosh , Chiranjib Sur