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The exponential growth of user-generated content on digital
platforms has created a pressing need for efficient and
interpretable sentiment analysis systems. This paper presents a
machine learning–based real-time sentiment analysis framework
designed to classify text into positive, negative, or neutral
categories. Unlike deep learning systems that demand high
computational power and often lack transparency, our approach
integrates classical machine learning models with natural
language processing (NLP) techniques to deliver lightweight yet
accurate predictions. Text preprocessing includes tokenization,
lemmatization, stopword removal, and feature representation
through Term Frequency–Inverse Document Frequency (TF
IDF). Models such as Logistic Regression, Random Forest, and
Support Vector Machine (SVM) were evaluated, with SVM
achieving ~80% accuracy. To extend analytical value, non
parametric hypothesis testing (Sign Test, Wilcoxon Signed-Rank
Test, and Mann-Whitney U Test) was applied, and a real-time
Streamlit interface was developed for deployment. The system
balances accuracy, interpretability, and efficiency, making it
suitable for applications in business analytics, social intelligence,
and decision sciences.
Keywords:
Sentiment Analysis, Machine Learning, TF-IDF, Support Vector Machine, Streamlit, Text Analytics, Hypothesis Testing
Cite Article:
"A Practical Machine Learning Approach to Real-Time Sentiment Analysis ", International Journal for Research Trends and Innovation (www.ijrti.org), ISSN:2455-2631, Vol.10, Issue 9, page no.a743-a750, September-2025, Available :http://www.ijrti.org/papers/IJRTI2509085.pdf
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ISSN:
2456-3315 | IMPACT FACTOR: 8.14 Calculated By Google Scholar| ESTD YEAR: 2016
An International Scholarly Open Access Journal, Peer-Reviewed, Refereed Journal Impact Factor 8.14 Calculate by Google Scholar and Semantic Scholar | AI-Powered Research Tool, Multidisciplinary, Monthly, Multilanguage Journal Indexing in All Major Database & Metadata, Citation Generator