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The Data Behind Data Scientists: Top Kaggle Performers

 Kaggle, an online platform that hosts data analytics competitions, allows companies to tap into the expertise of data gurus to tackle specific company issues (and possibly reap prizes and job offers, if successful). With more than 100,000 users, Kaggle is considered the largest online community of data scientists and offers a rich talent pool of

It’s Predictive Analytics, not Forecasting!

 This is my final article for this year. It’s hard to imagine that it’s almost 2014, and yet I can’t tell you how many times I’ve found myself in the following situation: I meet someone at a...

A Good Business Objective Beats a Good Algorithm

 Predictive Modeling competitions, once the arena for a few data mining conferences, has now become big business. Kaggle (kaggle.com) is perhaps the most well-known forum for modeling competitions, using a crowd-sourcing mentality: if more people try to...

Retail Predictive Analytics for Price Optimization & Markdown Management

 There is no doubt that price is one of the biggest factors affecting gross margin, sales volumes and overall customer service level in any retail organization. A small adjustment in price can significantly alter consumer demand, profit,...

It is a Mistake to…. Rely on One Technique

 (Part 3 of 11 of the Top 10 Data Mining Mistakes, drawn from the Handbook of Statistical Analysis and Data Mining Applications) -John Elder (elder datamininglab com) “To a little boy with a hammer, all...

The Musings of a (Young) Data Scientist

I quit my job as a Mathematical Statistician after one year and two days. I left behind great benefits, job security, and guaranteed raises entirely because I felt unfulfilled. I was bored, lacked a sense of a...

Big Data Continued…

Big Data is not a singular concept but rather a label for a range of data issues. A few months ago I wrote an article about the Volume, Velocity, and Variety (and other “V’s”) of big...

How to Calculate the Optimal Safety Stock using Retail Predictive Analytics.

In a perfect world, a retailer knows exactly how much demand they can expect, they order just enough inventory from their vendors and suppliers to completely sell it throughout their stores by the end of the given...

The Role of Analysts After Model Deployment

Last month I made the case for discussing model deployment. One of the mistakes I see organizations make related to deployment is this: after the model is deployed, there is little or no thought about that model...

How predictive analytics will power the internet of things

Recently, Nissan Motor announced that they will release a self driving car by 2020. According to Karl Brauer of Kelley Blue Book, “The technology to create self-driving cars is already here, as sci-fi as it...

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