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Vincent Granville's Blog – September 2010 Archive (16)

A three months trip, from Italy to China... without a driver !

VisLab's adventure on the Silk road…

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Added by Vincent Granville on September 30, 2010 at 9:00pm — No Comments

STATISTICA Data Miner wins the PAKDD-2010 Data Mining Competition

PAKDD 2010 Data Mining Competition In recent news about the… Continue

Added by Vincent Granville on September 27, 2010 at 2:41pm — No Comments

Data Mining Survey - Most Popular Tools Used To Solve Business Analytics Problems

510 of Analytic Bridge visitors have participated in a data mining tool survey, where the respondents were asked to make selection…

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Added by Vincent Granville on September 27, 2010 at 2:39pm — No Comments

Social Media Insights from Predictive Analytics

Here is one more example on how Predictive Analytics may help professionals to make better decisions. For this post a total of 3000 Social Media title posts where analyzed to gain -hopefully- important insights for Social Media professionals. To achieve this, Text Mining was used to analyze the text of titles, identify the most important subjects (do posts…
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Added by Vincent Granville on September 27, 2010 at 2:13pm — No Comments

Google's Schmidt to Colbert: Comment About Kids Changing Their Identity 'Was a Joke

Google CEO Eric Schmidt was on "The Colbert Report" for a "Google Chat" last night. As Stephen would say, "At least that's what it said when I looked it up on Bing."…

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Added by Vincent Granville on September 26, 2010 at 6:50pm — No Comments

Web Analytics Salary Guide (source: IQ Workforce)

Our clients and candidates frequently ask for reliable salary guidelines for web analytics professionals. We have always directed people to the…

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Added by Vincent Granville on September 26, 2010 at 6:48pm — No Comments

Twitter to Release a Real-time Analytics Solution

Twitter plans to launch a free analytics dashboard that will help its users – especially businesses – understand how others are interacting with their tweets.



Member of Twitter’s business development team Ross Hoffman has revealed at the Sports Marketing Summit that Twitter plans to launch the dashboard in the last quarter of 2010. He was speaking in the context of sports, but there’s no reason to believe the tool won’t be available to other users, too.



The team that works… Continue

Added by Vincent Granville on September 26, 2010 at 6:42pm — No Comments

IBM launches three new analytics centers in Europe

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Added by Vincent Granville on September 26, 2010 at 6:38pm — No Comments

IBM to buy analytics firm Netezza for $1.7 billion

NEW YORK (Reuters) - IBM Corp said on Monday that it would buy data analytics company Netezza Corp for $1.7 billion to expand…

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Added by Vincent Granville on September 20, 2010 at 9:31am — No Comments

New Kings of Wall Street: Math Geeks

The rapid-fire growth of high-frequency trading, HFT, has spawned a new breed of market mavens whose backgrounds are far…

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Added by Vincent Granville on September 16, 2010 at 2:59pm — No Comments

IBM Research Division Tackles Analytics, IT Services, Health Care

YORKTOWN HEIGHTS, N.Y.—"Watson" isn’t brushing up on any trivia today.…

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Added by Vincent Granville on September 16, 2010 at 10:24am — No Comments

StatSoft Polska Predicted Election Results

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Added by Vincent Granville on September 14, 2010 at 5:56pm — No Comments

10,000 observations and 100,000 parameters: what to do?

Everybody learned in elementary statistical classes that when you have more parameters (in your statistical model) than observations, it is a recipe for disaster.



Here, I would like to provide two examples where more parameters than observations can successfully be handled:



  • Scoring system to detect fraud: logistic or linear regression: 500,000 binary rules (most of them with a triggering rate < 0.05%) , resulting in 500,000 regression…
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Added by Vincent Granville on September 11, 2010 at 6:30pm — 8 Comments

Data Week: Becoming a data scientist (from Oreilly)

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Added by Vincent Granville on September 8, 2010 at 5:00pm — No Comments

Interesting posts from Decisionstats: MapReduce, AsterData, Microsoft version of MapReduce, etc.

R Oracle Data Mining: http://t.co/6eHpHvW

3 minutes ago via Tweet Button



Q&A with David Smith, Revolution Analytics.: http://t.co/NaTkMyc

4 minutes ago via Tweet Button



Mapreduce Book: http://t.co/iBtgK4e

4 minutes ago via Tweet Button



Software Lawsuits :Ergo: http://t.co/RjKBeK4

5 minutes ago via Tweet… Continue

Added by Vincent Granville on September 7, 2010 at 3:00pm — 1 Comment

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