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March 2012 Blog Posts (32)

Exploratory Data Analysis for Complex Models


“Exploratory” and “confirmatory” data analysis can both be viewed as methods for comparing observed data to what would be obtained under an implicit or explicit statistical model. For example, many of Tukey’s methods can be interpreted as checks against hypothetical linear models and Poisson distributions. In more complex situations, Bayesian methods can be useful for constructing reference distributions for various plots that are useful in exploratory…


Added by John A Morrison on March 7, 2012 at 10:30pm — No Comments

risk transfer, insurance layers

The financial crisis – risk transfer, insurance layers and (no?) reinsurance culture

Michael Fackler  freelance actuary Munich, Germany


The financial crisis of 2007 has triggered various debates, ranging from the stability of the banking system to subtle technical issues regarding the Gaussian and other copulas. All these debates are important, and it might be good to start even a further one: Credit derivatives have much in common with…


Added by John A Morrison on March 7, 2012 at 9:00pm — No Comments

Warranty Analytics - Increase Product quality, Customer satisfaction & Brand perception

As a customer, when you buy any home appliances like TV, AC, Refrigerator, Home Theater or a brand new car, you get a company warranty along with it. This is the commitment from the manufacturer that if any problem arises in the product or spare parts within the warranty period, then company will repair or replace it free of cost. 
Industry numbers shows that…

Added by Sandeep Raut on March 7, 2012 at 7:37pm — No Comments

Support Vector Regression (SVR): predict earthquakes through sunspots

In the last months we discussed a lot about text mining algorithms, I would like for a while focus on data mining aspects.

Today I would talk about one of the most intriguing topics related to data mining tasks: the regression  analysis.

...To read the entire post click here

Experiment: Earthquakes prediction using sunspots as…

Added by Cristian Mesiano on March 7, 2012 at 2:27pm — No Comments

Habits of Highly Effective Data Professionals: “Beginning with the End in Mind”

In a post for Dataversity, I discussed the power of "Beginning with the End in Mind" for Data Professionals, Data Scientists, Business Analysts, and Technologists...

What if Steven Covey was a technologist, data professional, or data scientist?  Would the best-selling author–best known for promoting his ”…


Added by Jaime Fitzgerald on March 6, 2012 at 12:19pm — No Comments

Counterparty Credit Risk Management in Industrial Corporates


Ever since the financial crisis of the banking system of 2008 - 2010 the paradigm that deposits or other exposures towards major banks are safe has been fundamentally questioned. This put industrial corporates, who to support their business usually need to manage significant cash holdings or incur counterparty credit risk via derivatives, in the situation to develop or extend their resources for counterparty credit risk management. This paper provides a…


Added by John A Morrison on March 4, 2012 at 12:30am — No Comments

Six keywords characterizing milestones in the history of analytic engineering: from 1988 to 2033

  • 1988: Artificial Intelligence. Also: Computational Statistics.
  • 1995: Web Analytics. Also: Machine Learning, Business Intelligence, Data Mining, ROI, Distributed Architecture, Data…

Added by Vincent Granville on March 3, 2012 at 10:00pm — 5 Comments

Top analytic blogs and websites, with trending information


  • This analysis is based on data submitted on sign-up by 16,000 Analyticbridge members, between February 2008 and December 2011.
  • A "plus" (+) sign on the right-hand column (below) shows growth…

Added by Vincent Granville on March 3, 2012 at 4:00pm — 6 Comments

Radoop and RapidMiner are partners now!

Read below more about this disruptive technology for Big Data Analytics.

This is probably the most exciting announcement of the last months: Radoop and RapidMiner are partners now! Read below more about this disruptive technology for Big Data Analytics.…


Added by Vincent Granville on March 3, 2012 at 12:00pm — No Comments

What is a Data Scientist?

Interesting article posted in The Guardian (see below). Here's my answer to this question:

A data scientist (I like the term data wizard better) is someone who can consistently derive money out of data, e.g. working as an employee, consultant or in an other capacity, by providing value to clients or extracting…


Added by Vincent Granville on March 2, 2012 at 9:30am — 2 Comments

Visualization Databases for the Analysis of Large Complex Datasets

Saptarshi Guha / Paul Kidwell / Ryan P. Hafen / William S. Cleveland


Comprehensive visualization that preserves the information in a large complex dataset requires a visualization database (VDB): many displays, some with many pages, and with one or more panels per page. A single display using a specific display method results from partitioning the data into subsets, sampling the subsets, and applying the method to each sample, typically one per panel.…


Added by John A Morrison on March 2, 2012 at 2:39am — No Comments

Social Media Analytics Expert Interview Series: Part 3

What Is Social Media Analytics? - 4 Experts Debate

February 28, 2011Expert Speakers

As a lead-up to the Social Media Analytics Summit, Text Analytics News has partnered with Useful Social Media to publish a series of expert interviews with top Social Media Analytics…


Added by Vincent Granville on March 1, 2012 at 7:36pm — 1 Comment

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