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jaap Karman
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Latest Activity

jaap Karman commented on ajit jaokar's blog post Data Science for Internet of Things - The Big Picture
"Ajit, sorry  there is no URL as this picture is not published anywhere yet. It is a part of a PPTx diagram no 9 (out of 19) as of  my brain dump how to do a complete AI proces with alignment on all kind of levels.Starting wiht the common…"
May 27
jaap Karman commented on ajit jaokar's blog post Data Science for Internet of Things - The Big Picture
"Nice post but I don't like the Docker there as it seems to be an blind handover to It guys.The thinking in two dedicated lines for developement and aplorarations shoudl become a standard.The same kind of thinking…. (no no book promotion…"
May 27
jaap Karman commented on William Vorhies's blog post CRISP-DM – a Standard Methodology to Ensure a Good Outcome
"Presidion, that is where Crisp-dm has origins, is having im improved visualisation. Monitoring and deployment are very important for the valuesation of modelling but mostly the focus is on the   tools only at modeling.work.…"
Feb 11
Bill Schmarzo and jaap Karman are now friends
Jan 27
jaap Karman commented on Bill Schmarzo's blog post Data Warehouse and Data Lake Analytics Collaboration
"Bill, You started in the 80's with Frank Codd and 3NF.  I hope you recognized your 2014 blog Vin diesel "flatten the star".  I used that one as it is a very rare statement with the explanation to be found.  You already…"
Jan 27
jaap Karman commented on Bill Schmarzo's blog post Data Warehouse and Data Lake Analytics Collaboration
"Bill, I understand the business value of giving results out of analytics back to the primary operations. Classifying platinium / gold / silver / brons for getting more value (sales) better offerings is classic one as is the churn rate. As minimizing…"
Jan 26
jaap Karman commented on Bill Schmarzo's blog post Data Warehouse and Data Lake Analytics Collaboration
"Bill I added some thing, but didn't like the result. An new attempt. I am seeing you are feeding back tot the Enterprise Ware House (data lake). Recently I concluded it shouls be acceptable as it is acceptable in the real physical warehouses.…"
Jan 26
jaap Karman commented on Amy Flippant's blog post Data Virtualization: A Supermarket for Data
"What you are describing is the data delivery of interesting stuff as goal of a datawarehouse. The food is not processed yet just delivered in time (availiblity) checked on as it is what should be (integrity) and repackaged in a way you can easily…"
Jan 21
jaap Karman commented on Venkat Raman's blog post Want to become a Data Scientist? Try Feynman Technique
"Very nice to set the data central.It is the life cycle Dev Tst uAt Prd that is not the one of machine and tools and not the one of classic business applications. Just installing tools is docker but is failing teribble in the versioning of artefacts…"
Jan 15
jaap Karman commented on JIANG Buxing's blog post SQL: A Supposed English-like Language
"@Kevin. It is even more confusing as in the article of Jiang.As you are using SAS it will be a native SAS dialect SQL-99. It is missing the tree value logic. It also lacking common native data types as varchar packed bignint blob clob  When…"
Jan 4
jaap Karman commented on Vincent Granville's blog post Top Mistakes Developers Make When Using Python for Big Data Analytics
"All api's are some kind of system call. Unless you are are some kind of superhero capable of doing the impossible than you are using : 16 System calls (NOT to be avoided) Understanding the System or having you guide how to use it is a…"
Feb 21, 2015
jaap Karman commented on Maloy Manna's blog post The data science project lifecycle
"If you are seeing data-science only as an extension to Crisp-DM   / SEMMA then you van automate to a hig level. You could use the old word KDD Knowledge Discovery in Database as a rebranding…"
Jan 1, 2015
jaap Karman commented on Maloy Manna's blog post The data science project lifecycle
"at 2-4 there is mentioned in the words business understanding but it missing in the figureCould be a block to be jumped outside there.  at 1-7 the optimizaton should IMO possible lead into an interative process the OPDCA or…"
Dec 30, 2014
jaap Karman commented on Vincent Granville's blog post Data Scientist versus Data Engineer
"Sorry I missed this when posted. The ETL with a DWH was originally build to give data analysts their data to do analytics. They could disturb the operational process as not being educated to computers. Nice that was 30 years ago, we are…"
Jul 9, 2014
jaap Karman commented on Yuanjen Chen's blog post Three Myths About Today’s In-Memory Databases
"For your question at point 3. The background for that is: http://en.wikipedia.org/wiki/Thrashing_(computer_science)By setting a limit the goal is preventing this situation where the only remaining activity is management of…"
Mar 14, 2014
jaap Karman commented on Mirko Krivanek's blog post Sometimes outliers are real data
"Using Graphs and drawing lines is telling also something about intrepretation.You could als bin into 3 groups: 1/ usa still an outlayer as segregated below life espectance and hig cost. 2/ all those above 78 and spending between…"
Mar 7, 2014

Profile Information

My Web Site Or LinkedIn Profile
http://metier.jakarman.nl
Professional Status
Consultant
Years of Experience:
+25
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