Data-Science on Harshvardhan

Artificial Intelligence and Data Sciences in Real-world Business

Thu, 07 Sep 2023 13:00:00 +0000

A quick rundown of my doctoral research presented at the BA Forum 2023

Moving Next from Revue to Substack

Fri, 30 Dec 2022 00:00:00 +0000

Twitter is shutting down Revue, the newsletter platform that I use for Next. Thus, I’m migrating to Substack. You shouldn’t need to do anything on your side.

CK Cafe: Using Association Rules to Find Basket of Goods

Mon, 21 Nov 2022 11:30:00 +0000

In this lab session, I share how to use apriori algorithm for association mining. The goal is to find useful causal and association rules which can help in designing promotions for the company. Plus, you get to see what’s served at an Indian cafe.

Is the world population going to collapse?

Thu, 10 Nov 2022 00:00:00 +0000

Population collapse is a theory that says if the growth rates continue to decline the way they are decreasing right now, we would reach population zero. It is a stage where the population neither grows, nor declines. That is, the number of births plus in-migrants equals the number of deaths plus out-migrants. While this may sound cheerful, you may not have considered the pitfalls yet. The smaller size of working adults would result in lower taxes and thus lower funds for welfare. The welfare that old and young desperately need.

A Gentle Introduction to using Support Vector Machines for Classification

Sun, 02 Oct 2022 11:30:00 +0000

Support vector machines (SVM) are remarkable for the unification of geometric theory, elegant mathematics, theoretical guarantees with strong practical use cases. In this blog post, I demonstrate certain properties of SVM and how to use them with caret package in R.

How the government of Bihar is changing lives one girl at a time?

Tue, 20 Sep 2022 00:00:00 +0000

Bihar is one of the poorest states in India. Their over all literacy rate is 70% but there’s stark difference between girls (50%) and boys (70%). In 2007, the government decided to distribute bicycles to all girls for free in the hope to get higher school enrollment. The program was called Mukhyamantri Balika Cycle Yojna (Chief Minister’s Programme on Cycle for Girls). The program had astonishing improvements.

The best stats you've ever seen

Sun, 03 Jul 2022 00:00:00 +0000

There’s a famous saying: All models are wrong but some are useful. How much of statistics is wrong and how much of it is useful? Some thoughts on Hans Rosling’s popular talk on global economic development and optimism.

Next — Today I learnt About R

Sat, 18 Jun 2022 00:00:00 +0000

What is Next?

A short and sweet curated collection of R-related works. Five stories. Four packages. Three jargons. Two tweets. One Meme.

You can subscribe by providing your details here. Promise, no spams.

If you are unsure, here are some editions that my readers loved.

Joint Probability-based Dissimilarity Measure for Discrete Variables

Tue, 10 May 2022 00:00:00 +0000

A Simple Method to Calculate Distance between Discrete Variable

Let’s say you’re copying a folder to a folder

Thu, 10 Mar 2022 00:00:00 +0000

What should the progress bar show? How to measure 10% work done?