K means clustering explained using customer segmentation in R. Touches on Silhouette statistic, Calinski and Harabasz index and Elbow curve.
Discussion about stationary, random walk, deterministic drift and other vocabulary related to time series
Linear programming in R along with sensitivity analysis and cool visualizations.
Handling missing values in original mtcars data set by imputation using KNN algorithm.
Recommendation systems using associate mining rules
Getting traffic, vehicle used, location and journey time from Google Maps. Integrating these factors for in-time problem.
Explanation of class size paradox using Amrita University placement data. Contains reusable R code for web scraping.