Machine learning and AI are not part of some obscure academic research anymore. Wide proliferation of tools and technologies coupled with some real investments by big technology players made “..subtle science and exact art..” of machine learning commonplace. Or, has it? There is an old saying : Garbage In, Garbage…

Are you addicted to Ted talks? I am!! So recently I was thinking what would be a reasonable way to quickly summarise the talks. Will word cloud be a good visualisation for this problem? I decided to experiment. And of course, it led me learn couple of new Python libraries…

What is Plotly Express Plotly is one of the leading charting libraries. Stemmed from javascript background, plotly has an excellent Python binding. While it supports complex manipulation of figures and visual effects, it also provides a simple api called Plotly Express. It is super useful for creating excellent visulaizations simply with single function call. …

Facebook Prophet: Time Series Prediction for Everyone Time series data model Typically a time series has followingcomponents A timestamp: To record when something has happened metrics: To record quantity of the entity. It can be “price” of a ticker, or blood pressure at a given time. It is easy to see time series data…

Here is a comprehensive list of common SQL operations and how to convert them to Pandas. I think in terms of SQL and it comes naturally to me. Hence I keep this cheat sheet handy so I can convert my SQL thoughts to Pandas without much fuss. There are lots…