Biman ChakrabortyLinear Regression Diagnostic Plots using Python: A Comprehensive GuideThe success of any statistical model to analyse a dataset depends on how closely the data satisfy the underlying assumptions of the model…May 28May 28
Biman ChakrabortyAssociation Between Categorical Variables: Chi-Squared Tests with PythonOn a Friday evening, I was travelling back from London by train. The train was not that crowded as I was used to back in my students days…Dec 17, 2023Dec 17, 2023
Biman ChakrabortyinTowards Data ScienceNonlinear Dimension Reduction, Kernel PCA (kPCA), and Multidimensional Scaling — An Easy Tutorial…How to Flatten your Swiss-Roll without Destroying It!!Dec 11, 20231Dec 11, 20231
Biman ChakrabortyPrincipal Component Analysis (PCA) - An Easy Tutorial with PythonIn a typical machine learning or data analysis problem, the total number of variables or features are usually large and that makes the…May 21, 2023May 21, 2023
Biman ChakrabortyTwo-Sample t Tests, Power, Effect Size and Sample Size Calculator in PythonI was going over my daily dose of coffee while redaing the newspaper in the morning. A habit I grew up with since my teenage days. The only…Apr 30, 2023Apr 30, 2023
Biman ChakrabortyClassification of Red Wines using Support Vector Machines (SVM)We have used this data set earlier in the stories Classification of Red and White Wines using Logistic Regression and LDA and…Apr 16, 2023Apr 16, 2023
Biman ChakrabortyClassification of Wines (Red or White) using Tree Based MethodsWe have used this data set earlier in the story Classification of Red and White Wines using Logistic Regression and LDA.Apr 14, 2023Apr 14, 2023
Biman ChakrabortyClassification of Red and White Wines using Logistic Regression and LDAWe consider a dataset related to red and white variants of the Portuguese “Vinho Verde” wine. The dataset can be downloaded from…Apr 11, 2023Apr 11, 2023