Powerful R Markdown for Python Users

R Markdown is a powerful tool that lets you generate rich PDF using TeX engine. In R Markdown you can integrate prose and your analysis along with code, its outputs, and graphics. However, the use of…

towardsdatascience.com 18 hours ago

What on earth is a Gaussian Process?

A Gaussian Process is a nonparametric model. By contrast, linear regression is a parametric model. Consider y = m*x + b. In this model, m and bare parameters, which say, “on average, scale x by m and…

Mapping Black-Owned Businesses with GeoPy and Folium

The COVID-19 pandemic has taken a serious toll on small businesses across the United States, and Black-owned businesses continue to be hit the hardest. In the past year, many have…

Rasa 101: Building a Weather Assistant

This means that with Rasa we can create chatbots with minimum programming effort. The deployment focuses more on the conversation itself rather than on complex programming tasks. We can either…

medium.com_towards-ai 18 hours ago

Master Python Dictionary for Beginners in 2021

Python dictionary is powerful, and its key-value pair attribute comes in handy in Data Science Interviews. Read this post and get practice with real interview questions.

Customer Behavior Modeling: Buy-til-you-Die Models

Predicting a Customer’s Lifetime Value, or how much they will spend over the next few years, is a very challenging problem. Some Data Scientists (me) have full time jobs dedicated to solving this…

A Quick Way To Get On Top Of Your Company’s Data: Create a Spreadsheet-Based Data Dictionary!

If you’ve been on a data team for any amount of time, you’ve probably felt overwhelmed by the sheer amount of data sources you have to keep track of. This is the sprawl of reports, tables, data…

How Fourier Transform Speeds Up Training CNNs

If you’ve studied Taylor Series, you understand how useful it is to approximate a complex function by a finite series of monomials. Fourier Series is another example of decomposing a generic function…

What is Econometrics?

Econometrics is a toolkit. It incorporates knowledge from other disciplines, uses this information to summarize reality and creates a simplified model to represent this reality. • What is the impact…

A primer to Big Complex Systems

Space shuttles, telecommunication networks, and even new hip tech startups are home to big and complex systems. These systems employ thousands of software developers on different teams. Although big…