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Vincent Granville's Blog – October 2011 Archive (11)

12 Top Big Data Analytics Players

 10/18/2011 When data grows into the tens or even hundreds of terabytes, you need a special technology to quickly make sense of it all. From Hadoop to Teradata, check out the top platform options.



Big Data…

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Added by Vincent Granville on October 30, 2011 at 1:06pm — 1 Comment

Analytics used to avoid traffic tickets and DUI arrests

Radar detector company Escort invented a new technique to help drivers avoid police traps, based on data mining and crowd sourcing. In a nutshell, car drivers use a mobile app on their cell phone to report any police trap or red-light camera, with just one click that will automatically provide location of the trap on a social network and alert other drivers using the mobile app in question. 

It will be interesting to see how highway patrols and local police respond to being…

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Added by Vincent Granville on October 24, 2011 at 3:00pm — 2 Comments

New ways for publishers to monetize content: our solution

How we moved from cave-man publishing - traditional web site funded by job ads - to where we are now:

  • We managed to create a social network with a very low budget by outsourcing almost all business functions to vendors: Ning.com (to host Analyticbridge), iContact (to manage our newsletter), web.com (to host Datashaping.com), Picosearch (to provide high quality job/resume search), Wells Fargo (for credit card processing), Feedburner and Twitter related tools (for news-feed…
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Added by Vincent Granville on October 16, 2011 at 8:00pm — No Comments

Online advertising: a solution to optimize ad relevancy

When you see google ads on Google search result pages or elsewhere, the ads that are displayed in front of you eyes (should) have been highly selected in order to maximize the chance that you convert and generate ad revenue for Google. Same on Facebook, Yahoo, Bing, LinkedIn and on all ad networks.

If you think that you see…

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Added by Vincent Granville on October 11, 2011 at 4:30pm — 2 Comments

Bayes theorem challenged in court | The Guardian

Bayes' theorem.

A formula for justice

Bayes' theorem is a mathematical equation used in court cases to analyse statistical evidence. But a judge has ruled it can no longer be used. Will it result in more miscarriages of justice?

It's not often that the quiet world of mathematics is rocked by a murder case. But last summer saw a trial that sent academics into a tailspin, and has since swollen into a fevered clash between science and…

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Added by Vincent Granville on October 9, 2011 at 7:29pm — 1 Comment

Best and worst metro areas for analytic professionals

Click on the link below to download our spreadsheet with data for 91 metro areas in US. The 4-th column, labeled Unique Index, tells you which cities have the highest proportion of people visiting Analyticbridge. These are monthly statistics.

  • Seattle, Raleigh Durham, Boston, San Francisco, New York are at the top
  • Louisville, Fresno, New Orleans, Lexington are at the bottom…

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Added by Vincent Granville on October 7, 2011 at 12:00am — 1 Comment

Number of Americans with no job for a year or more

A chart that speaks by itself. Couldn't be described any better by using words. Of course, population grew between 1970 and 2010, but not by 400%. Did the definition of unemployed changed between 2007 and 2009?

 

Added by Vincent Granville on October 6, 2011 at 7:00pm — No Comments

Oracle announces Exalytics BI, big data systems | TechTarget

SAN FRANCISCO -- Oracle introduced two new appliances Sunday, one an in-memory server for business intelligence and the other a big data appliance for Hadoop and NoSQL.

The Oracle Exalytics Business Intelligence Machine is a server that runs the company’s own TimesTen in-memory technology and Oracle Business Intelligence Foundation Suite. It includes 1 TB of dynamic random-access…

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Added by Vincent Granville on October 6, 2011 at 5:51pm — No Comments

Data scientists helping businesses navigate 'big data' seas | TechTarget

Facebook Inc. and LinkedIn Corp. are primarily known for their social networking prowess, but they’re also credited with helping to formalize an emerging job category known as data scientists -- and they both now employ a cadre of people in that role.

The data scientist position, which is also gaining ground at companies such as Google, Foursquare, Groupon and even financial services firm Zions Bancorporation, typically involves a combination of analytical, statistical,…

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Added by Vincent Granville on October 6, 2011 at 5:00pm — No Comments

FICO Announces the Analytic Learning Webinar Series for Financial Services Professionals

FICO has announced the FICO Analytic Learning Webinar Series, five free webinars from October through January devoted to helping financial services analytics professionals improve their use of predictive analytics and modeling.

 

The webinars focus on sharing advanced analytic techniques pioneered by FICO experts along with case studies demonstrating how financial services institutions around the world are using analytics and modeling to solve business problems…

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Added by Vincent Granville on October 5, 2011 at 2:30pm — 4 Comments

Identifying the number of clusters: finally a solution

Here I propose a solution that can be automated and does not require visual inspection by a human being. The solution can thus be applied to billions of clustering problems, automated and processed in batch mode.

Note that the concept of cluster is a fuzzy one. How do you define a cluster? How many clusters in the chart…

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Added by Vincent Granville on October 2, 2011 at 11:30pm — 12 Comments

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