Amazon Product Reviews: Sentiment Analysis Using Supervised Learning Algorithms

Author(s):  
Mohibullah Hawlader ◽  
Arjan Ghosh ◽  
Zaoyad Khan Raad ◽  
Wali Ahad Chowdhury ◽  
Md. Sazzad Hossain Shehan ◽  
...  
2021 ◽  
Vol 26 (5) ◽  
pp. 501-506
Author(s):  
Anuj Kumar Singh ◽  
Sandeep Kumar ◽  
Shashi Bhushan ◽  
Pramod Kumar ◽  
Arun Vashishtha

When anyone is looking to enroll for a freely available online course so the first and famous name comes in front of the searcher is MOOC courses. So here in this article our focus is to collect the comments by enrolled users for the specified MOOC course and apply sentiment analysis over that data. The significance of our article is to introduce a proficient sentiment analysis algorithm with high perceptive execution in MOOC courses, by seeking after the standards of gathering various supervised learning methods where the performance of various supervised machine learning algorithms in performing sentiment analysis of MOOC data. Some research questions have been addressed on sentiment analysis of MOOC data. For the assessment task, we have investigated a large no of MOOC courses, with the different Supervised Learning methods and calculated accuracy of the data by using parameters such as Precision, Recall and F1 Score. From the results we can conclude that when the bigram model was applied to the logistic regression, the Multilayer Perceptron (MLP) overcomes the accuracy by other algorithms as SVM, Naive Bayes and achieved an accuracy of 92.44 percent. To determine the sentiment polarity of a sentence, the suggested method use term frequency (No of Positive, Negative terms in the text) to calculate the sentiment polarity of the text. We use a logistic regression Function to predict the sentiment classification accuracy of positive and negative comments from the data.


Author(s):  
Leandro Skowronski ◽  
Paula Martin de Moraes ◽  
Mario Luiz Teixeira de Moraes ◽  
Wesley Nunes Gonçalves ◽  
Michel Constantino ◽  
...  

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