Results 21 to 30 of about 17,106 (265)

Challenges and Issues in Sentiment Analysis: A Comprehensive Survey

open access: yesIEEE Access, 2023
Sentiment analysis, a specialization of natural language processing (NLP), has witnessed significant progress since its emergence in the late 1990s, owing to the swift advances in deep learning techniques and the abundance of vast digital datasets ...
Nilaa Raghunathan   +1 more
doaj   +1 more source

Performance Investigation of Features Extraction and Classification Approaches for Sentiment Analysis Systems [PDF]

open access: yesIJCI International Journal of Computers and Information, 2022
Data pre-processing and feature extraction of micro-blogging data in sentiment analysis systems becomes an effective field of analysis. Object identification, negation expressions, sarcasm, outlines, misspellings are the major issues faced during ...
walid atwa   +2 more
doaj   +1 more source

Sentiment Expression Boundaries in Sentiment Polarity Classification [PDF]

open access: yesProceedings of the 9th Workshop on Computational Approaches to Subjectivity, Sentiment and Social Media Analysis, 2018
We investigate the effect of using sentiment expression boundaries in predicting sentiment polarity in aspect-level sentiment analysis. We manually annotate a freely available English sentiment polarity dataset with these boundaries and carry out a series of experiments which demonstrate that high quality sentiment expressions can boost the performance
Rasoul, Kaljahi, Jennifer, Foster
openaire   +2 more sources

Research on traditional Mongolian sentiment analysis combined with prior knowledge [PDF]

open access: yesE3S Web of Conferences, 2022
In order to solve some problems of traditional machine learning algorithms in Mongolian sentiment analysis tasks, such as low accuracy, few sentiment corpus, and poor training effect, a Traditional Mongolian sentiment classification algorithm integrates ...
Zhang Qian, Ren Qingdaoerji, Ji Yatu
doaj   +1 more source

SENTIMENT ANALYSIS OF MERDEKA BELAJAR KAMPUS MERDEKA POLICY USING SUPPORT VECTOR MACHINE WITH WORD2VEC

open access: yesBarekeng, 2023
Sentiment analysis is a data text analysis that classifies data into positive and negative sentiments. This study aims to obtain the results of sentiment classification related to Merdeka Belajar Kampus Merdeka policy on Twitter using support vector ...
Nurul Rezki   +2 more
doaj   +1 more source

Sentiment Analysis Is Not Solved! Assessing and Probing Sentiment Classification [PDF]

open access: yesProceedings of the 2019 ACL Workshop BlackboxNLP: Analyzing and Interpreting Neural Networks for NLP, 2019
Accepted to BlackBoxNLP Workshop at ACL ...
Barnes, Jeremy Claude   +2 more
openaire   +3 more sources

Research on Sentiment Classification of Online Travel Review Text

open access: yesApplied Sciences, 2020
In recent years, the number of review texts on online travel review sites has increased dramatically, which has provided a novel source of data for travel research.
Wen Chen   +4 more
doaj   +1 more source

Improving the performance of lexicon-based review sentiment analysis method by reducing additional introduced sentiment bias. [PDF]

open access: yesPLoS ONE, 2018
Sentiment analysis is widely studied to extract opinions from user generated content (UGC), and various methods have been proposed in recent literature. However, these methods are likely to introduce sentiment bias, and the classification results tend to
Hongyu Han   +4 more
doaj   +1 more source

Aspect-based Sentiment Classification for Word Information Enhancement Based on Sentence Information [PDF]

open access: yesJisuanji kexue
Aspect-based sentiment classification is a fine-grained sentiment classification task that aims to determine the sentiment polarity of specified aspect terms in a sentence.In recent years,syntactic knowledge has been widely applied in the field of aspect-
LI Yilin, SUN Chengsheng, LUO Lin, JU Shenggen
doaj   +1 more source

Bi-GRU Sentiment Classification for Chinese Based on Grammar Rules and BERT

open access: yesInternational Journal of Computational Intelligence Systems, 2020
Sentiment classification is a fundamental task in NLP, and its aim to predict the sentiment polarities of the given texts. Recent researches show great interest in modeling Chinese sentiment classification.
Qiang Lu   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy