G, Maragatham, and Shobana Devi A. “Twitter Sentiment Analysis and Visualization Using Apache Spark and Elasticsearch”. International Journal of Engineering and Technology 7, no. 3.12 (July 20, 2018): 314–321. Accessed February 10, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/16049.