Contributor: Joseph Blue

MapR Converge Blog author, Joseph Blue

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...

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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...

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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...

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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...

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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...

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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...

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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?...

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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...

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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...

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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...

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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...

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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...

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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...

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