Data Intelligence, Business Analytics
Data Science Central Channel for Business Analytics, Data Intelligence, Predictive Modeling, Operations Research, Data Mining.
Posted by Vernon Sanderson on July 16, 2016 at 5:00pm
Posted by George Psistakis on May 11, 2016 at 3:00pm
Posted by Eran Levy on May 23, 2016 at 2:00am
Posted by Dan Kellett on May 26, 2016 at 9:56am
Posted by Leslie Ament on May 4, 2016 at 2:30pm
Hello All,I am building random forest on employee churn data where %events(churns) is 8%.Is there any upper cutoff on the number of trees I mention in the RF command?Which accuracy metric should I use to compare one model to…Continue
Started by Raghu Chittari in Data Mining Software Jul 12.
I am relatively new to predictive modeling techniques and would like to get a few concepts cleared/discussed. I am currently in the process of building a logistic regression model using Weight of Evidence (WOE) technique. Here follows some…Continue
Started by Sayantan Bhattacharya in General Technical Questions Jun 27.
In market mix models, my sales(y) depends on 4 promotions(p1--p4). Let (b11, b21, b31, b41 ) be the coefficients of p1--p4 in one iteration and (b12, b22, b32, b42 ) be the coefficients in the second iteration. I check the validity of the model…Continue
Started by Raghu Chittari in Business Analytics Jun 19.
These articles from around the web, were hand-picked and listed this week on Data Science Central. Most are for beginners. In the coming weeks, we will post articles from rock star data scientists, more advanced or technical content, and other…Continue
Software is serial or sequential computer by default. So, it is meant to be run on a single computer having a single CPU.A problem is broken down into discrete modules/instructions. These instructions are then executed step by step. To exemplify, if…Continue
Started by Vivek Kalyanarangan in Data Mining Software Apr 8.