In his role as Data Scientist at MapR, Joe assists customers in solving their big data problems, making efficient use of the Hadoop ecosystem to generate tangible results. Recent projects include debit card fraud & breach detection, lead generation from social data, customer matching through record linkage, lookalike modeling using browser history and real-time product recommendations.
Prior to MapR, Joe was the Chief Scientist for Optum (a division of UnitedHealth) and the principal innovator in analytics for healthcare. As a Sr. Fellow with OptumLabs, he applied machine learning concepts to healthcare issues such as disease prediction from co-morbidities, estimation of PMPY (member cost), physician scoring and treatment pathways. As a leader in the Payment Integrity business, he built anomaly detection engines responsible for saving $100M annually in claim overpayments.
Blog Posts by Joseph Blue
September 11, 2018 | By Joseph Blue
Data Science Offerings from MapR Power the AI Journey
The data science team at MapR has been dedicated to assisting our customers get the most out of their platform. Over the last few years, the focus has been shifting gradually from orchestrating data movement to discovering the insights that generate business...Read more
August 01, 2018 | By Joseph Blue
MapR and Machine Learning Polytheism
Businesses implement machine learning (ML) solutions for one reason – to bring value to their enterprise. When dealing with big data and distributed file systems (DFS), it must seem tempting to use one tool that addresses each stage of model development...Read more
February 21, 2017 | By Joseph Blue
Big Data Analytics Use Cases: R/X For Healthcare
In the US, more money is spent on healthcare – about $3.2 trillion last year – than in any other discrete segment of the economy. By some estimates, that is about $600 billion more than should be spent, given the country’s size and wealth. These costs...Read more
March 14, 2016 | By Joseph Blue
The Method Behind March Madness
There are 150 quintillion (i.e. the one after quadrillion) permutations to consider when completing your NCAA bracket. Some of us don’t have time to review them all; if you are likewise short on time, you can let MapR do the heavy lifting for you and...Read more
January 28, 2016 | By Joseph Blue
Bet Super Bowl 50 Like A Boss with Apache Spark
This time, it’s personal. Super Bowl 50 is being played at Levi’s Stadium in Santa Clara – within sight of many of the world’s most innovative technology companies, including MapR. It’s the Silicon Valley Super Bowl* so it only makes sense that this will...Read more
December 17, 2015 | By Joseph Blue
College Football Playoff – Did the committee get it right?
College Football Playoffs This first recorded argument about the superiority of football teams probably occurred ten minutes after the discovery of pigskin. Before the current college playoff system was created, these discussions were largely perfunctory...Read more
December 01, 2015 | By Joseph Blue
The Art of Data Science: The Skills You Need and How to Get Them
The meteoric growth of available data has precipitated the need for data scientists to leverage that surplus of information. This spotlight has caused many industrious people to wonder “can I be a data scientist, and what are the skills I would need?...Read more
October 01, 2015 | By Joseph Blue
Identify Your Data Breach with Apache Drill
There are bad guys out there trying to steal your customers’ accounts right now. Numerous big data methods have been unable to eradicate fraud completely. It’s important to score customer transactions to prevent the takeover, but you may be ignoring crucial...Read more
August 05, 2015 | By Joseph Blue
Comparing ‘To Kill a Mockingbird’ to its Sequel with Apache Spark
Courting Controversy Did Harper Lee write To Kill a Mockingbird? For many years, conspiracy buffs supported the urban legend that Truman Capote, Lee’s close friend with considerably more literary creds, might have ghost-authored the novel. The author...Read more
May 06, 2015 | By Joseph Blue
Smoothed Risk Tables with Apache Spark
Handling Nominal Data Building a good classification model requires leveraging the predictive power from your data and that’s a challenge whether you’re looking at four thousand records or four billion; in machine learning parlance, this step is referred...Read more
April 07, 2015 | By Joseph Blue
Does Spring Training Matter?
It Happens Every Spring “Hope Springs Eternal”, from the poem by Alexander Pope, wasn’t written about sports, but it has been co-opted because it adequately captures the feelings of optimism, warmer weather and better times ahead for fans of MLB. Major...Read more
March 30, 2015 | By Joseph Blue
Driving Insights with Network Graphs
There’s No Place Like Home Network graphs give a high-level view of the relationships among entities in your data; sometimes a different approach can give fresh insights into how they interact with each other and identify a connection you didn’t know...Read more
March 16, 2015 | By Joseph Blue
Unlocking March Madness with Data Science
March Madness Since 1939, the NCAA has hosted a single-elimination basketball tournament to determine its national champion every spring. This event is unique in that it draws interest across a wide public spectrum, from hoops enthusiasts to casual fans...Read more
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