Reshaping Data Frames using Pandas Melt and Pivot

Using CV2 to Find Inflection Points in Contour Objects

Find the inflection points in the following…

PySpark and Pandas DataFrames: Side-by-Side Syntax Comparisons — Part 1

Background

The use of distributed computing is nearly inevitable when the data size is large (for example, >10M rows in an ETL or ML modeling). If you have access to a Spark…

Understanding XAI and EBM

An introduction to Explainable AI (XAI) and Explainable Boosting Machines…

Random Numbers in Python

We make numerical calculations when the analytical solutions are not available. For example, if we flip a fair coin…

Productizing Data Science Projects: Part 1 — API for Random Forest Regressor

As data scientists, we write a lot of code to work with data. However, we do not necessarily write code for productizing (software-izing) the output, and sometimes rely on our respective…

Jupyter Notebook for Interactive Business Discussions - Part 1: Use of Sliders and Filters

3 Benefits of Data Documentation using Data Dictionary, Catalog, and Business Glossary

How to make an effective presentation using Pandas and Excel

Background

Aerosol Particle Diffusion Coefficient

Before pursuing a career in data science, I was an aerosol researcher (mainly computational research). Although I entered a new world of data science, I found that the concepts (such as random numbers, distributions, modeling) and the best practices of…