Statistics 101 for Data Science

“Data beats emotions.” — Sean Rad, Founder, Ad.ly

I remember my engineering maths professor telling me couple of years back about significance of statistics in computer science. Though it was not making sense for me then but it all turns out to be…

Let’s talk Clustering (Unsupervised Learning)

What is a cluster?

Simple Definition:

A collection of similar objects to each other.

Slightly Complex Definition:

A connected component…

Curve Fitting w/ Deterministic System

I was curious if we could apply the regression or other statistical/machine-learning…

Biases in Visualization

Visualizations have an imperative for conveying exact information to an audience it does not know. It carries the…

Derivation of a data science project

Every data science project is like a derivation of a formula in mathematics. In a mathematical derivation we start with the facts and basics and apply them to move on from there, similarly in a data science project we start from the collected data and ask very…

Lets talk MongoDB (NoSQL)

MongoDB is a NoSQL i.e. NonRelational database. Its essentially a document store. It stores data in form of documents, these documents look like JSON objects which is an ‘Associative Array’. We say ‘look like’ because MongoDB documents are much more flexible than javascript objects.

Informed Choices

This is a blog post I wrote for a private audience while I was learning about Big Data and Machine Learning. Reproducing the article below:

[Circa: April 2015] There is an interesting problem circulating the web lately. Its a problem that appeared in a math paper of…