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Jozo Kovac's Discussions (53)

Discussions Replied To (38) Replies Latest Activity

"You need a real-time scoring predicting - will this customers visit us again in the…"

Jozo Kovac replied Jun 29, 2010 to Issues with Predicting Churn

16 Aug 23, 2010
Reply by Arun

"Score only active customers in the latest data. There's no reason for scoring alread…"

Jozo Kovac replied Jun 24, 2010 to Issues with Predicting Churn

16 Aug 23, 2010
Reply by Arun

"Very high accuracy is always suspicious :-) How have you observed that most of chur…"

Jozo Kovac replied Jun 23, 2010 to Issues with Predicting Churn

16 Aug 23, 2010
Reply by Arun

"My student tryied to predict fog - had only 100 positive among more than 200k observ…"

Jozo Kovac replied Jun 23, 2010 to Oversampling/Undersampling in Logistic Regression

7 Mar 7, 2018
Reply by Jacob Zahavi

"Where's "LIKE IT" button around Steffen's post? I wanna click it! Dear AnalyticsBri…"

Jozo Kovac replied May 10, 2010 to Correlation

11 May 24, 2010
Reply by Uri Rodny

"E.g. marketing campaign - average response rate is 5%. Using analytics you find segm…"

Jozo Kovac replied Mar 24, 2010 to How much analytic are decision makers?

3 Apr 7, 2010
Reply by Peter Burgess

"> So it might split {a} versus {b,c}, then split again to get {b} versus {c}.) Th…"

Jozo Kovac replied Mar 16, 2010 to Help understanding optimizing CART for finding optimal splits

10 Mar 16, 2010
Reply by Jozo Kovac

"I have found one of heuristic approaches: 1. create initial split with k single memb…"

Jozo Kovac replied Mar 15, 2010 to Help understanding optimizing CART for finding optimal splits

10 Mar 16, 2010
Reply by Jozo Kovac

"Steffen is right, there aren't many 'pure' subsets in real noisy data. Cart may also…"

Jozo Kovac replied Mar 15, 2010 to Help understanding optimizing CART for finding optimal splits

10 Mar 16, 2010
Reply by Jozo Kovac

"data, what's the overall lift? 'difference in sample size across deciles' - a decil…"

Jozo Kovac replied Feb 8, 2010 to Overall Lift or Decile Lift

3 Feb 8, 2010
Reply by Jozo Kovac

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