April 2015

30

Apr

Introduction to text mining in R

 
Introduction to text mining in R I was checking some Machine Learning challenges at Hackerrank and found a particular challenge which consist on document classification. The source is over here. I downloaded the dataset and decided to make my own text mining analysis instead. The dataset...
20

Apr

Introduction to K-means in R

 
Introduction to K-means in R Quoting Wikipedia: "k-means clustering is a method of vector quantization, originally from signal processing, that is popular for cluster analysis in data mining. k-means clustering aims to partition n observations into k clusters in which each observation...