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Ralph Winters
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Ralph Winters's Discussions

63% of Readers Don't Care About Your Comments
2 Replies

Started this discussion. Last reply by Ralph Winters Aug 22, 2011.

Mining patterns in search data with Google Correlate
1 Reply

Started this discussion. Last reply by Ralph Winters May 26, 2011.

 

Ralph Winters's Page

Latest Activity

Ralph Winters commented on Charmaine Looi's blog post If it's not Market Basket Analysis - what can it be ?
"You could use form of "Time Series Clustering".   Goal would be to cluster similar customers into groups and see how they perform over time.  "
Jun 2, 2015
Ralph Winters replied to Vincent Granville's discussion The 10 Highest-Paying Jobs For Math Geeks in the group Salary Trends and Reports
"Hard to tell exactly what the population base is of this analysis. The footnotes found elsewhere state that Payscale analyzed the salaries of those with 5-8 years who majored in math, yet the Data Scientist, IT category (#1) is tabled at 8% math…"
Dec 3, 2014
Ralph Winters replied to Vincent Granville's discussion Why you should stay away from the stock market - unless you read this article
"Currency trading, which used to be considered one of the more safer trading vehicles, (since government policy couldn't be manipulated), is now…"
Nov 13, 2014
Ralph Winters replied to Vincent Granville's discussion Why you should stay away from the stock market - unless you read this article
"All of the examples that you find always involve publicity concerning the 1% high and low tails where people make an incredible amount of money, or lose an incredible amount (usually at the hands of institutions).  I am more interested in the…"
Nov 11, 2014
Ralph Winters replied to Vincent Granville's discussion Why you should stay away from the stock market - unless you read this article
"James - you said it yourself: "The overall market and the forces driving the whole market are always bigger than any individual (or even group of individuals) IN THE LONG RUN" Long run can be applied to active trading as well. All…"
Nov 10, 2014
Ralph Winters replied to Vincent Granville's discussion Why you should stay away from the stock market - unless you read this article
"The only people who can really exploit the patterns are the traders who move the markets.  For most others, the mental preparation, constant attention to the markets, loss due to bid-ask spread, and other factors turns what looks good on paper…"
Oct 17, 2014
Ralph Winters commented on Laura E. Wood Squier's blog post Is Predictive Analytics Mainstream?
"I agree with you that predictive analytics is gaining momentum, rather the losing it. It's very possible that some terms drop off the right side of the cycle, only to be 'reborn' with a new name, as new terms appear on the left. It…"
Oct 17, 2014
Ralph Winters replied to Hewa gamage gayathri kaushalya's discussion simulation for time series
"Look into using a transfer function to account for the civil war event. Example of adding an intervention event using R and SAS: http://www.r-bloggers.com/time-series-intervention-analysis-wih-r-and-sas/"
Sep 30, 2014

Profile Information

Short Bio:
Senior level Data Scientist with over 10 years experience. I have a strong knowledge of text mining, BI, OLAP, data analytics, data mining, SAS, forecasting, relational databases, statistical procedures, logistic regression, predictive data modeling, and database marketing. I have worked with many different databases and operating systems.

Specialties

Data Science, Data Analytics,ETL,SAS,Data Mining,Text Mining,BI,Business Intelligence,OLAP,Statistics,Database,Complex SQL Querying

Industries: HealthCare, Voice of Customer, Insurance,Pharmaceutical/Healthcare, Banking,Finance, Direct Mail,Direct Marketing,Cellular,Trading Markets

Databases: SQL Server 2000/2005,SAS,SSIS,SSAS,DB/2, ORACLE, Sybase

Operating Systems: Windows, UNIX, LINUX

Software:SAS,C++,Business Objects,COGNOS,MS Management Studio, MS BI Development Studio,Excel, @Risk, Dataflux,UNIX, Shell Scripting, SPLUS, R,Tableau
My Website or LinkedIn Profile (URL):
http://www.linkedin.com/in/ralphwinters
Field of Expertise:
Data Mining
Years of Experience in Analytical Role:
10
Professional Status:
Technical, Manager, Director, VP, C-Level, Consultant
Interests:
Finding a New Position, Networking, New Venture
What is your Favorite Data Mining or Analytical Website?
http://kdnuggets.com

Ralph Winters's Blog

Odds Are, It's Wrong - Science fails to face the shortcomings of statistics

Interesting article from Science News on the ever increasing misuse of statistical significance. Worth a read...

http://www.sciencenews.org/view/feature/id/57091/title/Odds_Are,_Its_Wrong

Posted on March 31, 2010 at 8:49pm

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