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Vincent Granville's Blog – September 2011 Archive (16)

How to detect a pattern? Problem and solution.

Check the three charts below: only one shows no pattern and is truly random. Which one?…

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Added by Vincent Granville on September 28, 2011 at 6:00pm — 5 Comments

Video: 3 Big Data Tech Talks You Can’t Miss | LinkedIn Blog

This is a part of our continuing series on engineering and analytics at LinkedIn. If this isn’t your cup of Java, check back tomorrow for regular LinkedIn programming. Else, check out our Engineering Blog. - Ed.

Sharing knowledge is part of our core culture at LinkedIn, whether it’s through …

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Added by Vincent Granville on September 26, 2011 at 12:41pm — No Comments

Lifetime value of an e-mail blast: much longer than you think

See below an example of an Analyticbridge email campaign that was monitored over a period of about 600 days. It clearly shows that 20% of all clicks originate after day #5. Yet most advertisers and publishers ignore clicks occurring after day #3. Not only 20% of all clicks occurred after day #3, but the best clicks (in terms of conversions) occurred several weeks after the email…

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Added by Vincent Granville on September 22, 2011 at 7:30pm — 3 Comments

Firm sends bots into chats to solicit stolen data | San Francisco Chronicle

Hackers have proved they can crack just about any computer network, from Sony's to Citigroup's. Afterward, they face another challenge: unloading the virtual booty.

They often take stolen credit card numbers, online banking credentials, e-mail logins, and Social Security numbers to a sprawling network of underground chat rooms and invitation-only forums, where such data are bought and sold. Law enforcement investigators hoping to catch the crooks lurk there as well, but with hacking…

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Added by Vincent Granville on September 22, 2011 at 11:02am — No Comments

StatSoft Releases Text Mining Video Series on YouTube

StatSoft announces the release of their new YouTube video series on Text Mining. The series will provide hands-on tutorials of text mining applications. StatSoft will release a new video every week. Subscribers to the StatSoft YouTube channel will have quick and easy access to the videos as soon as they become available. Users can also register to receive emails every time a new video is…

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Added by Vincent Granville on September 16, 2011 at 2:30pm — No Comments

BayesianNetwork Newsletter, September 2011

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Added by Vincent Granville on September 16, 2011 at 12:40pm — No Comments

King of Analytics is Jim Goodnight, according to Forbes

Here's their article:

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Some entrepreneurs set out to change the world. Steve Jobs comes to mind. Others try to solve a niche problem and discover, over time, that the whole world wants their magic. Such is Jim Goodnight, the cofounder, chairman and CEO of SAS, the Cary, N.C.-based leader in the suddenly hot field of high-powered analytics software.

Goodnight, 68, is a tall Southerner with…

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Added by Vincent Granville on September 15, 2011 at 1:55pm — No Comments

Two great ideas to create a much better search engine

When you do a search for "career objectives" on Google India (www.google.in), the first result showing up is from a US-based job board specializing in data mining and analytical jobs. The Google link in question redirects to a page that does not even contain the string "career objective". In short, Google is pushing a US web site that has nothing to do with "career objectives" as…

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Added by Vincent Granville on September 13, 2011 at 4:00pm — 9 Comments

Predictive Analytics and Text Analytics FAQs Answered

You asked for it, you got it. The central FAQs regarding Predictive Analytics World (PAW) (Oct 16-21) and Text Analytics World (TAW) (Oct 19-20) NYC's conference agenda, answered by the founding chair, Eric Siegel.

 

Why should I come to Predictive Analytics World NYC?

Predictive Analytics World is the leading and largest cross-vendor conference covering commercial deployment. There's nowhere else you'll find as much content and as many leading…

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Added by Vincent Granville on September 13, 2011 at 11:53am — No Comments

New, state-of-the-art random number generator: simple, strong and fast

This article discusses a random number generator with an infinite period.

One of the best random sets of digits (extensively tested for randomness by hundreds of scientists using thousands of tests both in small and high dimensions) is the decimals of Pi. Despite its random character being superior to most…

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Added by Vincent Granville on September 11, 2011 at 9:00pm — 5 Comments

Statisticians Have Large Role to Play in Web Analytics | American Statistical Association

Read my full interview for AMSTATat http://magazine.amstat.org/blog/2011/09/01/webanalytics/. You will also find my list of recommended books. Here is a copy of the interview, in case the original article (posted on AMSTAT News) disappear.

(Dr. Granville's Interview for AMSTAT)

Vincent Granville is chief scientist at a publicly traded company and the founder of AnalyticBridge. He has consulted on…

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Added by Vincent Granville on September 8, 2011 at 5:00pm — 1 Comment

How are organizations using analytics? Can people access the data they need? | MIT

THE NEW INTELLIGENT ENTERPRISE

First Look: The Second Annual New Intelligent Enterprise Survey

By Nina Kruschwitz and Rebecca Shockley

June 22, 2011

How are organizations using analytics? Can people access the…

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Added by Vincent Granville on September 6, 2011 at 2:59pm — No Comments

Connecting with the Social Analytics Experts

Social Media Tips for Analytics Professionals 



From Text and Data Mining to Market Research and Social Media Consulting, few are more influential than today’s guests. In advance of the West Coast Text Analytics Summit (Nov. 10-11, San Jose), Text Analytics News caught up with four analytics leaders who are helping…

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Added by Vincent Granville on September 6, 2011 at 2:00pm — 1 Comment

Questions about astronomy and clustering

How do stars get a brightness score? 

I've spent many hours looking at the sky over several years  with the naked eye  - in the mountains, where you can see the Milky Way and shooting stars everyday day the sky is clear -  and I have the following questions:…

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Added by Vincent Granville on September 5, 2011 at 12:00am — 7 Comments

Data Mining Blogs

Great list created by Sandro. Here are the top 6 (by alphabetical order). The full list contains several dozens of interesting data mining blogs, see http://www.dataminingblog.com/list-of-blogs/. Time permitting, I will also produce a list of most visited analytics websites, with popularity trends.

 

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Added by Vincent Granville on September 3, 2011 at 12:18pm — 1 Comment

Why and how you should build a data dictionary for big data sets

One of the most valuable tools that I've used, when performing exploratory analysis, is building a data dictionary. It offers the following advantages:

  • Identify areas of sparsity and areas of concentration in high-dimensional data sets…
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Added by Vincent Granville on September 2, 2011 at 12:30pm — 4 Comments

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