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Vincent Granville's Blog – November 2011 Archive (15)

The Search For Analysts To Make Sense Of 'Big Data' | NPR

DJ Patil explains a visualization of a person's LinkedIn network, where different groups of contacts are illustrated by different colors. Patil developed big data projects for LinkedIn — like algorithms to determine whom you might know. He now recruits mathematicians for a venture capital firm.


DJ Patil explains a visualization of a person's LinkedIn network, where different groups of contacts are illustrated by different colors. Patil developed big data projects for LinkedIn — like algorithms to determine whom you might know. He now recruits mathematicians for a venture capital firm.…

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Added by Vincent Granville on November 30, 2011 at 1:30pm — No Comments

Has Analyticbridge been attacked by remote terrorists?

We've experienced a number of small Internet problems that were easily fixed, just before Thanksgiving. But there was one attack that looked very weird, and the motivation behind this failed plot is obscure. Most likely, our publication of new material to better and automatically detect scammers on social networks probably triggered the retaliation. We've experienced this type of retaliation in the past, when…

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Added by Vincent Granville on November 26, 2011 at 3:30pm — 1 Comment

To What Extent Do Casinos and the SEC Detect Cheaters?

In particular, do casinos use statisticians to detect well disguised schemes? For instance, what about clients that spend a lot of time and money in online casinos, and on average win 53% of the time (odds should be below 50% if you participate in a large number of games)? Or those who lose most of the time but usually win big when they win? …

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Added by Vincent Granville on November 24, 2011 at 8:00pm — No Comments

Expected Salary by Major | SimplyStatistics

In this recent editorial about the Occupy Wall Street movement, Richard Kim profiles a protestor that despite having a master’s degree can’t find a job. This particular protestor quit his job as a school teacher three years ago and took out a $35K student loan to obtain a master’s degree in puppetry from the University of Connecticut. I…

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Added by Vincent Granville on November 24, 2011 at 12:30am — 1 Comment

Analytic Stress Test: Google Beats Microsoft

We tested how Google and Bing are vulnerable to sophisticated algorithmic attacks that could potentially erase all paid ads and organic search results on search engines. 



An algorithmic attack is defined by the following…

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Added by Vincent Granville on November 17, 2011 at 9:00pm — No Comments

Cloudera Founder Launches New Startup with Google Money | Silicon Angle

Cloudera founder Christophe Bisciglia unveiled his new startup Odiago this morning, giving to the business side scoop to TechCrunch and the technical details to Curt Monash. The company is launching a product called Wibidata (“we be data”) specializing in…

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Added by Vincent Granville on November 17, 2011 at 6:45pm — No Comments

86 Helpful Tools for the Data Professional PLUS 45 Bonus Tools | Syracuse University

Source: Joshua Kitlas.

I have been working on this (mostly) annotated collection of tools and articles that I believe would be of help to both the data dabbler and professional. If you are a data…

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Added by Vincent Granville on November 17, 2011 at 6:30pm — 1 Comment

Advertising Companies Fret Over a Digital Talent Gap | New York Times

There's apparently a shortage of analytic talent to fill these new "yield optimization scientist" and similar positions created by ad agencies. Since I get lots of resume each week from stellar, perfectly qualified candidates who want their resume posted on DataShaping, and few if any request from hiring managers looking to fill these positions, I think that

  1. Either this New York Times article is just hyping a non-existent shortage, or maybe, only one hiring manager is…
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Added by Vincent Granville on November 13, 2011 at 5:00pm — No Comments

What is a “Hadoop”? Explaining Big Data to the C-Suite

by Ravi Kalakota

Keep hearing about Big Data and Hadoop? Having a hard time understanding what is behind the curtain?

Hadoop is an emerging framework for Web 2.0 and enterprise businesses who are dealing with data deluge challenges – store, process and analyze large amounts of data as part of their business requirements.

The continuous challenge online is…

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Added by Vincent Granville on November 12, 2011 at 2:55pm — No Comments

Big Money for Big Data | eCommerce Times

Innovations in the management of big data are getting encouragement to the tune of $100 million in potential investments from a new venture fund established by Accel. "Databases have gotten so big that we need to develop the next generation of technology that can capture, store, analyze and report on datasets that are measured in quadrillions of bytes," noted Richard McCarthy, head…

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Added by Vincent Granville on November 9, 2011 at 8:42pm — No Comments

More FAQ's about Data Mining

By Tim Graettinger, Ph.D., President of Discovery Corps, Inc. (http://www.discoverycorpsinc.com), a Pittsburgh-area company specializing in data mining, visualization, and predictive analytics.

For the past year, I have presented a data mining “nuts and bolts” session during a monthly webinar[1].  My favorite part is the question-and-answer portion at the end.  In a previous article[2], you learned my thoughts on:…

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Added by Vincent Granville on November 5, 2011 at 11:14am — No Comments

A New Data Analytics Hierarchy | IT Business Edge

Posted by Michael Vizard Nov 1, 2011 2:36:24 PM…
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Added by Vincent Granville on November 3, 2011 at 2:20pm — No Comments

Pentaho Announces Extreme Scale In-Memory Analytics

Users can now analyze big data with speed-of-thought performance and high availability

TDWI World - Orlando, Fla. — 31, 2011 — Pentaho Corporation, the business analytics company providing power for technologists and rapid insight for users, today announced the latest release of Pentaho Business Analytics including major improvements to data analysis performance, scalability and reliability…

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Added by Vincent Granville on November 3, 2011 at 11:20am — No Comments

A Site for Data Scientists to Prove Their Skills and Make Money | New York Times

Airlines, insurance companies, hospitals and many other organizations are trying to figure out how to corral all their data and turn it into something useful.

Kaggle, a start-up, has figured out a way to connect these companies with the mathematicians and scientists who crunch numbers for a living or a hobby. On Thursday, it announced it had raised $11 million from investors including Khosla Ventures, Index Ventures and Hal Varian, …

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Added by Vincent Granville on November 3, 2011 at 11:18am — 1 Comment

Mandatory health care creates new opportunities for 'big data' companies

I was checking the IRS forms you have to fill in Massachusetts. Everybody has to fill out a 3-page tax form, a 3-page form to prove your health care compliance status, and one additional page to compute your health care tax penalty if needed.

For 85% of the state residents, it's probably not too complicated. Just a painful homework you need to do each year. Yet for some self-employed, under-insured, uninsured, part-time workers, and people filing jointly, it gets much more complicated…

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Added by Vincent Granville on November 1, 2011 at 7:00pm — No Comments

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