Results 41 to 50 of about 329,895 (279)

Affective-Knowledge-Enhanced Graph Convolutional Networks for Aspect-Based Sentiment Analysis with Multi-Head Attention

open access: yesApplied Sciences, 2023
Aspect-based sentiment analysis (ABSA) is a task in natural language processing (NLP) that involves predicting the sentiment polarity towards a specific aspect in text.
Xiaodong Cui, Wenbiao Tao, Xiaohui Cui
doaj   +1 more source

Sentiue: Target and Aspect based Sentiment Analysis in SemEval-2015 Task 12 [PDF]

open access: yes, 2015
This paper describes our participation in SemEval-2015 Task 12, and the opinion mining system sentiue. The general idea is that systems must determine the polarity of the sentiment expressed about a certain aspect of a target entity.
Saias, José
core   +1 more source

A Unified Generative Framework for Aspect-based Sentiment Analysis [PDF]

open access: yesProceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers), 2021
Accepted by ACL 2021 (long paper)
Hang Yan 0001   +4 more
openaire   +2 more sources

Sentiment Classification Method Based on BLSTM and Aspect Attention Module [PDF]

open access: yesJisuanji gongcheng, 2020
Aspect-Based Sentiment Analysis(ABSA) has been widely used in text information mining,but can hardly extract accurate feature information when the sentiment polarity of a sentence is fuzzy or a sentence has sentiment polarities of multiple aspects,which ...
PENG Zhuliang, LIU Bowen, FAN Cheng'an, WANG Jie, XIAO Ming, LIAO Zeen
doaj   +1 more source

Deep Learning Approach for Aspect-Based Sentiment Classification: A Comparative Review

open access: yesApplied Artificial Intelligence, 2022
The emergence of various e-commerce sites has led to an increase in review sites for various services and products. People nowadays easily get information about products and services that will be used through reviews.
Komang Wahyu Trisna, Huang Jin Jie
doaj   +1 more source

Combination of Convolutional Neural Network and Gated Recurrent Unit for Aspect-Based Sentiment Analysis

open access: yesIEEE Access, 2021
Aspect-based sentiment analysis (ABSA) aims to identify views and sentiment polarities towards a given aspect in reviews. Compared with general sentiment analysis, ABSA can provide more detailed and complete information.
Narisa Zhao, Huan Gao, Xin Wen, Hui Li
doaj   +1 more source

A Systematic Review on Implicit and Explicit Aspect Extraction in Sentiment Analysis

open access: yesIEEE Access, 2020
Aspect-based sentiment analysis (ABSA) is currently among the most vigorous areas in natural language processing (NLP). Individuals, private and government institutions are increasingly using media sources for decision making.
Jaafar Zubairu Maitama   +4 more
doaj   +1 more source

A Systematic Mapping Study of the Empirical Explicit Aspect Extractions in Sentiment Analysis

open access: yesIEEE Access, 2020
Aspect-based sentiment analysis (ABSA) is described as one of the most vibrant research areas over the last decade. However, due to the exponential increase in aspect-based sentiment researches, there is a massive interest in advanced explicit aspect ...
Jaafar Zubairu Maitama   +2 more
doaj   +1 more source

Aspect-Based Sentiment Analysis Using a Two-Step Neural Network Architecture

open access: yes, 2017
The World Wide Web holds a wealth of information in the form of unstructured texts such as customer reviews for products, events and more. By extracting and analyzing the expressed opinions in customer reviews in a fine-grained way, valuable ...
AP Aprosio   +7 more
core   +1 more source

Method for Aspect-Based Sentiment Annotation Using Rhetorical Analysis

open access: yes, 2017
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.
JR Martin   +5 more
core   +1 more source

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