# AnalyticBridge

A Data Science Central Community

Alex Zolot
• San Diego, CA
• United States

# Alex Zolot's Page

## Latest Activity

"Without integration obviously Mean(cos(x)) = 0"
May 2, 2014
"Instead of  >summ1<-numeric(1) >summ1=0 > for(i in 1:30){summ1<-summ1+diff1[i]^2} > summ1 more R-stile and more effective is   summ1= sum(diff1^2) Instead…"
May 26, 2013
"in R something like that:   library(randomForest)       rft= tuneRF(Xvars, Yvar, stepFactor=1.2, doBest=T) rfi<- rft\$importance;    barplot(rfi[order(- rfi)])  "
May 26, 2011
"You missed the most important part of the cited article - date of publication."
Mar 23, 2011
"> N=1:1000000; st= system.time > xx=data.frame(i=N, x=N)/100 > st({A=sum(xx\$x); B=sum(xx\$i); print(c(A,B))}) [1] 5000005000 5000005000 [1] 0.02 > st({A=B=0 + for(i in N){A=A+xx[i,1]; B=B+xx[i,2]} + print(c(A,B)) + }) [1] 5000005000…"
Feb 14, 2010
Alex Zolot replied to Urko's discussion Odds ratios graphs in the group R-Project and Other Free Software Tools
Dec 21, 2009
Nov 23, 2009
Oct 7, 2009

## Profile Information

Short Bio:
I am a Senior Statistician/ Sr. SW Engineer at Sun Microsystems. Formerly I was an Analytic Science Manager and a Lead Scientist at Fair Isaac Corp, managed and executed data mining projects for Kraft Foods, Visa, Discover Financial, Cox Communications,....

My fields of expertise include statistical analysis and modeling, and data mining, mainly predictive analytics. I have a Ph.D in Theoretical and Mathematical Physics, and a Ph.D. in Economics.
My Website or LinkedIn Profile (URL):
http://zolot.us
Field of Expertise:
Data Mining, Finance, Marketing Databases, SAS, Web Analytics, Industrial Statistics, Statistical Consulting
Years of Experience in Analytical Role:
16
Professional Status:
Technical, Manager, Consultant
Interests:
Finding a New Position, Networking
What is your Favorite Data Mining or Analytical Website?
http://GoogMeter.com
What Other Analytical Website do you Recommend?
http://GoogMeter.com
Sun Microsystems Inc

## Alex Zolot's Blog

### GoogMeter compares anything

Posted on June 5, 2008 at 7:00am

 A lot of companies spend a lot of time and money to get data related to customer preferences and behavior. At the same time huge amount of data can be extracted directly from Internet.Usually to get knowledge about some objects from Internet we use two stage process: Google to get links; Follow by the links to specific web sites and get information there. GoogMeter…
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