In Part 1 of this article (see here) we featured the two results below, as well as a simple way to prove these formulas. Here, we continue on the same topic, featuring an...
I wrote about this long ago (see here in 2014), and so did many other practitioners. This new post shows more maturity I think, a more coherent view about the various da...
This question was recently posted on Quora, and generated a lot of answers. Here is mine: What differentiates a real doctor from a fake doctor? What about one with no med...
It is more than just a problem, rather a project, possibly even a long-term one for expert data scientists and/or mathematicians, if you want to make a significant contri...
Myth #1: You can only do research in an academic setting. Not true. There are plenty of research labs owned by big and small companies and organizations, including govern...
Updated on August 12. See new section entitled “Future research on the topic.” Here I propose an alternative to traditional cryptography. Traditional cryptogr...
The Zipf distribution is used to model situations in which a few observations have a very high value (or impact) and account for a large part of the total, while a very l...
These problems are for college undergrads after a first course in calculus. They are provided with solutions, and could be used by college professors as exercises or exam...
We discuss a new approach for selecting features from a large set of features, in an unsupervised machine learning framework. In supervised learning such as linear regres...
If you are on Facebook, you’ve probably seen their ads to attract candidates to data science positions. You’ve probably seen ads featuring many young women wo...
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