Ratna Babu P, Bhanu Prakash Battula D. A novel k-nearest neighbor distance based under sampling for improved opinion mining on skewed data using random forest. IJET [Internet]. 2018 Feb. 9 [cited 2024 Nov. 24];7(1.8):62-6. Available from: https://sciencepubco.com/index.php/ijet/article/view/9970