A Data Science Central Community
By anti-scam, I mean a scam where the victim makes more money by participating in the scam.
This scam works as follows:
Or the home you would like to buy. Using Zillow forecasts, I obtained the following predictions, clearly indicating strong recovery for the West Coast, according to Zillow.
You can easily retrieve this data by entering a city on Zillow's location box, then clicking on any…Continue
Added by Vincent Granville on March 24, 2013 at 10:24pm — No Comments
Added by Vincent Granville on March 24, 2013 at 1:00pm — No Comments
Joel Schectman at the Wall Street Journal wrote about a story broken in my new book, Predictive Analytics: The Power to Predict Who Will Click, Buy, Lie, or Die.
Wall Street Journal Article:
Book: HP Piloted Program to Predict Which Workers Would Quit
Joel Schectman, Wall Street Journal
Hewlett Packard Co. tested a predictive scoring system that attempted…Continue
Added by Eric Siegel on March 20, 2013 at 2:19pm — No Comments
Added by Jaime Fitzgerald on March 20, 2013 at 11:30am — No Comments
The first one is about NCAA. Check out the original and fully interactive version (you can click on nodes to get details) with description, at http://thepowerrank.com/visual/NCAA_Tournament_Predictions.
The second one is from me,…Continue
Not sure how this firework graph was produced. It "shows" 10 million emails sent through the Yahoo! Mail service in 2012, a team of researchers used the R language to create a map of countries whose citizens email each other most frequently. Click here for another…Continue
Added by Vincent Granville on March 14, 2013 at 11:30am — No Comments
In Jorge Luis Borges’ parable “On Rigor in Science” (“Del rigor en la ciencia”), a lost empire attains such perfection in the art of cartography that a one-for-one scale map of the empire is produced, laid-out across the land. In time, the creation is understandably deemed useless and subsequent generations ambivalently witness the decay of the map (Borges, 1975). Borges’ critique is that of a science which seeks to perfectly validate, one-to-one, its…Continue
Added by Scott Mongeau on March 14, 2013 at 2:48am — No Comments
Questions to ask when considering visualization tools:
Some of my old articles published in 2001, but still worth reading. Lots of good data science advice in it.
Pitfalls in Optimizing Statistical Trading Strategies. Part I: Over-Parametrization.…Continue
Predictive Analytics: GET THE BOOK AND RECEIVE FREE ONLINE TRAINING
April 3rd is "Predictive Analytics" Day - not the science, the book! To build awareness of Eric Siegel's new, acclaimed book, "Predictive Analytics: The Power to Predict Who Will Click, Buy, Lie, or Die" (published by Wiley Feb. 19), we're providing an offer ya can't refuse.
ORDER THE BOOK ON APRIL 3 VIA AMAZON (under $15) FOR:
1. Free access to the first of four modules of the…Continue
Added by Eric Siegel on March 12, 2013 at 11:04am — No Comments
From the Editor
If you haven't done so yet, we invite you to join Data Science Central, its channels …Continue
Added by Vincent Granville on March 10, 2013 at 8:39pm — No Comments
Unstructured Data Really Isn’t
Bradley S. Fordham, PhD (www.linkedin.com/in/drbradleyfordham)
The term “unstructured data”, is truly an oxymoron. All data has structure, and in fact most…Continue
Stunned by the Senior Management's basic and fundamental question, I spent a lot of hard time thinking through it. Finally I get part of the ultimate answer: Predictive Analytics move faster and more frequent than human being. What I mean is:
Predictive model is run to react to every change of independent variables: Building a good model of relating consumer's purchase behavior is only part of the story. What is more important is the trigger of the model can be defined and run at a…Continue
This is the first of a series of blogs in which I will reveal and explain rules of intelligence contained within grammar, that can be utilized to unleash intelligence in software. These rules are extremely simple, but still undiscovered by scientists.
Systems generating questions already exists. However, their questions are useless, because the original sentence - from which the question is derived - already holds to the answer.
Added by Menno Mafait on March 9, 2013 at 1:30am — No Comments
Data collection for the 2013 Data Miner Survey will be extended until 4/22/13.
Added by Vincent Granville on March 8, 2013 at 11:07am — No Comments
We are seeking comments and suggestions on a proposed "Data Science Code of Professional Conduct".
Data science is an independent profession. Data scientists have a higher calling than just technical skills. We have a duty to use data science to make life, business and government better.
Six (6) key reasons why data science needs a voluntary code of conduct:
1. to establish data science as a true science and profession distinguished from data analysts, statisticians,…Continue
"Luigi is a great instructor, very helpful and the most authoritative voice on the subject"
"The exercises were very good!"
"Thank you Luigi, it was a great course!"
"Contact with the instructor was excellent!"
April 24 - 28th, 2013, London, UK
The goal of this three-day intensive hands-on course is to take a bird-eye look at the design of the QuantLib library as well as its rationale, to examine its implementation, and thus to…Continue
Added by Jacob Bettany on March 5, 2013 at 12:30pm — No Comments