中文
相关论文

相关论文: iACOS: Advancing Implicit Sentiment Extraction wit…

200 篇论文

Aspect-based Opinion Summary (AOS), consisting of aspect discovery and sentiment classification steps, has recently been emerging as one of the most crucial data mining tasks in e-commerce systems. Along this direction, the LDA-based model…

计算与语言 · 计算机科学 2019-06-25 Tai Hoang , Huy Le , Tho Quan

Aspect-based opinion mining is the task of identifying sentiment at the aspect level in opinionated text, which consists of two subtasks: aspect category extraction and sentiment polarity classification. While aspect category extraction…

计算与语言 · 计算机科学 2020-03-17 Nguyen Thi Thanh Thuy , Ngo Xuan Bach , Tu Minh Phuong

With the constantly growing number of reviews and other sentiment-bearing texts on the Web, the demand for automatic sentiment analysis algorithms continues to expand. Aspect-based sentiment classification (ABSC) allows for the automatic…

计算与语言 · 计算机科学 2022-03-29 Gianni Brauwers , Flavius Frasincar

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

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

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 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

The problem of aspect-based sentiment analysis deals with classifying sentiments (negative, neutral, positive) for a given aspect in a sentence. A traditional sentiment classification task involves treating the entire sentence as a text…

计算与语言 · 计算机科学 2018-05-08 Amlaan Bhoi , Sandeep Joshi

Aspect-based sentiment analysis is a long-standing research interest in the field of opinion mining, and in recent years, researchers have gradually shifted their focus from simple ABSA subtasks to end-to-end multi-element ABSA tasks.…

计算与语言 · 计算机科学 2023-06-30 Hongjie Cai , Nan Song , Zengzhi Wang , Qiming Xie , Qiankun Zhao , Ke Li , Siwei Wu , Shijie Liu , Jianfei Yu , Rui Xia

Aspect based sentiment analysis (ABSA) involves three fundamental subtasks: aspect term extraction, opinion term extraction, and aspect-level sentiment classification. Early works only focused on solving one of these subtasks individually.…

计算与语言 · 计算机科学 2021-04-08 Yue Mao , Yi Shen , Chao Yu , Longjun Cai

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

Aspect-based sentiment analysis has gained significant attention in recent years due to its ability to provide fine-grained insights for sentiment expressions related to specific features of entities. An important component of aspect-based…

计算与语言 · 计算机科学 2025-03-06 Ali Erkan , Tunga Güngör

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…

计算与语言 · 计算机科学 2024-09-10 Chen Li , Huidong Tang , Jinli Zhang , Xiujing Guo , Debo Cheng , Yasuhiko Morimoto

Aspect-based sentiment analysis (ABSA) is a crucial task in information extraction and sentiment analysis, aiming to identify aspects with associated sentiment elements in text. However, existing ABSA datasets are predominantly…

计算与语言 · 计算机科学 2025-09-10 Chengyan Wu , Bolei Ma , Yihong Liu , Zheyu Zhang , Ningyuan Deng , Yanshu Li , Baolan Chen , Yi Zhang , Yun Xue , Barbara Plank

Aspect-based sentiment analysis (ABSA) mainly involves three subtasks: aspect term extraction, opinion term extraction, and aspect-level sentiment classification, which are typically handled in a separate or joint manner. However, previous…

计算与语言 · 计算机科学 2021-09-03 Yunlong Liang , Fandong Meng , Jinchao Zhang , Yufeng Chen , Jinan Xu , Jie Zhou

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

Aspect sentiment classification (ASC) aims at determining sentiments expressed towards different aspects in a sentence. While state-of-the-art ASC models have achieved remarkable performance, they are recently shown to suffer from the issue…

计算与语言 · 计算机科学 2021-06-01 Fang Ma , Chen Zhang , Dawei Song

This paper explores the design of an aspect-based sentiment analysis system using large language models (LLMs) for real-world use. We focus on quadruple opinion extraction -- identifying aspect categories, sentiment polarity, targets, and…

计算与语言 · 计算机科学 2025-07-17 Benjamin White , Anastasia Shimorina

Aspect-Based Sentiment Analysis (ABSA) in tourism plays a significant role in understanding tourists' evaluations of specific aspects of attractions, which is crucial for driving innovation and development in the tourism industry. However,…

计算与语言 · 计算机科学 2024-09-24 Chun Xu , Mengmeng Wang , Yan Ren , Shaolin Zhu

This paper fills a gap in aspect-based sentiment analysis and aims to present a new method for preparing and analysing texts concerning opinion and generating user-friendly descriptive reports in natural language. We present a comprehensive…

计算与语言 · 计算机科学 2017-09-15 Łukasz Augustyniak , Krzysztof Rajda , Tomasz Kajdanowicz