Correlation Coefficients in One Picture
Correlation coefficients enable to you find relationships between a wide variety of data. However, the sheer number of options can be overwhelming. This picture sums up t...
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The simplest explanation of machine learning you’ll ever read
This article was written by Cassie Kozyrkov. You’ve probably heard of machine learning and artificial intelligence, but are you sure you know what they are? If you�...
AWK — a Blast from Wrangling Past.
I recently came across an interesting account by a practical data scientist on how to munge 25 TB of data. What caught my eye at first was the article’s title: ...
Explaining Logistic Regression as Generalized Linear Model (in use as a classifier)
The explanation of Logistic Regression as a Generalized Linear Model and use as a classifier is often confusing. In this article, I try to explain this idea from first pr...
Some Data Science Certifications Worth Considering
Data science is becoming the pulse of the industry as they provide the minute details to speed up marketing campaigns, enhance business opportunities, drive excellence an...
Applications of Data Analytics
I am presenting at the upcoming NISS (National Institute of Statistical Sciences) webinar on September 27. This was my first employer in US, back in 1996. I was then comp...
How AI/ML Could Return Manufacturing Prowess Back to US
I grew up in a small manufacturing town in Northeast Iowa. The factory in my hometown made tractors (no surprise given that it was Iowa), but eventually the economics o...
Introduction to Authorship Analysis as a Text Classification/Clustering Problem
Guest blog post by Nabanita Roy. Introduction: The art and science of discriminating between writing styles of authors by identifying the characteristics of the persona ...
DSC Webinar Series: Mathematical Optimization + ML: Featuring Forrester Survey Insights
Mathematical optimization (AKA Mixed Integer Programming) and Machine Learning (ML) are different but complementary technologies. Simply put – Mixed Integer Programming...
MS Data Science vs MS Machine Learning / AI vs MS Analytics
Q1. Is MSc in Data science/Data Analytics same as ML/AI as some universities don’t have AI but Data Science? Q2. I am interested in MS Data Science and not MS Analyti...