Hanan A. R. Akkar, Wael A. H. Hadi, Ibraheem H. Al-Dosari, Saadi M. Saadi and Aseel Ismael Ali 2021. Classification Accuracy Enhancement Based Machine Learning Models and Transform Analysis. Communications - Scientific letters of the University of Zilina. 23, 2 (Apr. 2021), C44-C53. DOI:https://doi.org/10.26552/com.C.2021.2.C44-C53.