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Mirko Krivanek's Discussions

Why is it so hard to count this way?
10 Replies

Started this discussion. Last reply by Vincent Granville May 26, 2013.

Divorcing for tax reasons
10 Replies

Started this discussion. Last reply by Sam Kaplan Jan 14, 2013.

Eight reasons not to be insured
30 Replies

Started this discussion. Last reply by Ust Oldfield Jul 3, 2012.

 

Mirko Krivanek's Page

Latest Activity

Mirko Krivanek commented on Vincent Granville's blog post Drug scarcity due to inefficient supply chain
"It is more a regulation than a supply chain problem - though regulation issues should be factored in in supply chain optimization. Maybe also some pharmacies operate 24/7, you just need to know them. Antibiotics are regulated probably because of the…"
Dec 22, 2013
dave brower commented on Mirko Krivanek's blog post Stat models to solve astronomical mysteries - application to business data
"Um, Where is the picture? I know I don't need it to understand this model, but I'm interested the problem space."
Oct 16, 2013
Vincent Granville replied to Mirko Krivanek's discussion Why is it so hard to count this way?
"An example, in the context of computers, would be an hash table with either values or keys that are short 95% of the time, with the 5% being extremely large entries. Computers will process this type of structure very inefficiently, though it is…"
May 26, 2013
Matthew Brooks replied to Mirko Krivanek's discussion Why is it so hard to count this way?
"That's sort of what I was referring to. I'm looking a little further out than running two algorithms at the same time in the same environment. I've been looking into "PVM" or Parallel Virtual Machine. I have a bunch of…"
May 26, 2013
Brian France replied to Mirko Krivanek's discussion Why is it so hard to count this way?
"How we deal with this to get speed is through parralelism. An algorithem that takes a long time can be broken into smaller pieces and do those smaller pieces in parrallel all at the same time. Also for these types of things more ram is importaint.…"
May 25, 2013
Matthew Brooks replied to Mirko Krivanek's discussion Why is it so hard to count this way?
"With respect to the problem of fixing a computer... the problem is that most computers are serial processors. They're just really fast at processing on thing at a time. Because the way the brain is constructed, it can be said that it has many…"
May 25, 2013
Matthew Brooks replied to Mirko Krivanek's discussion Why is it so hard to count this way?
"I've done some reading on neuro-plasticity over the last few years and been dabbling in cognitive testing for assessment and selection. What appears to be happening is the neuro pathways responsible for language are separate enough that…"
May 25, 2013
Correy Kowall replied to Mirko Krivanek's discussion Why is it so hard to count this way?
"This problem is really one of competing signals. Either English or French is your "native" language and you likely have a large number of unidirectional rote connections for prior established patterns through this language subspace. Your…"
May 25, 2013

Profile Information

Field of Expertise:
Marketing Databases, Web Analytics
Years of Experience in Analytical Role:
10 years
Professional Status:
Manager
Interests:
Finding a New Position, Networking, New Venture
What is your Favorite Data Mining or Analytical Website?
http://www.kdnuggets.com

Mirko Krivanek's Blog

Strategy for building a “good” predictive model

By Ian Morton. Ian worked in credit risk for big banks for a number of years. He learnt about how to (and how not to) build “good” statistical models in the form of scorecards using the SAS Language.

Read original post and similar articles…

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Posted on May 15, 2013 at 10:00pm — 2 Comments

Stat models to solve astronomical mysteries - application to business data

If you look at the picture below (Pleiades constellation), you will see - with the naked eye - that many star systems appear to be binary: that is, involving two (or more) stars orbiting around each other.

Is this a coincidence, or can we prove that from a statistical point of view, based on the theory of stochastic point…

Continue

Posted on April 4, 2013 at 9:30pm — 2 Comments

Invented by a data scientist: the first anti-scam

By anti-scam, I mean a scam where the victim makes more money by participating in the scam.

This scam works as follows:

  • You send money to the data scientist - AKA the scammer - and he purchases lottery tickets with…
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Posted on March 28, 2013 at 9:30pm — 9 Comments

KDNuggets' report on data science graduate programs.

Read the original KDNuggets' report on data science graduate programs. The text below is an extract.…

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Posted on February 18, 2013 at 7:00pm

Shopper Alert: Price May Drop for You Alone | NewYorkTimes

When your grocery store bill is based on your profile...or another way for retail companies to optimize ROI via customized pricing (something all consultants, merchants and sales people have been doing for thousands of years, so it's not really new stuff)

 …

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Posted on August 13, 2012 at 4:00pm — 9 Comments

Comment Wall (1 comment)

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At 5:26pm on May 31, 2010, Randy Bartlett said…
Mirko,

I have not heard back from you. I hope that you did not find my comment offensive.

Randy
 
 
 

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