Sticky post

How to learn R

There are an incredibly large number of resources available to you for learning R, Starting from the R Manual, step by step books, youtube videos, more books, R blogs and so on. Here you will find a list of only some of these resources: Where to get R (Software) You can download R form https://cran.r-project.org/. R-Studio: An R Editor with additional plus, and which provides … Continue reading How to learn R

Determining the Number of Clusters

By Adán José-García Discovering the number of clusters (k) in a dataset is a fundamental problem in data clustering or cluster analysis. Clustering is an unsupervised learning technique aiming to discover the natural partition of data objects into clusters. Clustering algorithms can be broadly divided into two groups: hierarchical and partitional. Both categories of clustering algorithms, i.e., k-means and single-link algorithms, require as input the … Continue reading Determining the Number of Clusters