Dieser Blog-Eintrag beschäftigt sich mit der Umsetzung von MIMIC Modellen in Strukturgleichungsmodellen. Am Beispiel eines Gruppenvergleichs wird die Methode demonstriert. 
Press Information University of Heidelberg What can social networks on the internet know about persons who are friends of members, but have no user profile of their own? 
A short historical overview about milestone in datascience 
Data Scientist Role: Interpreter, Teacher, Visualizer, Programmer and Data Cruncher | DataInformed
Four Performance Bottlenecks for Machine Learning Applications | DataInformed
Is There Big Money in Big Data? | TechnologyReview -
The Power of non-Predictive Analytics! | Forbes
R Is Not Enough For "Big Data" | Forbes
How Analytics Helps Doctors | Ajay Ohri A nice example for using R to analyze direct marketing data using ODBC 
David Olive’s median confidence interval - Paper: http://www.math.siu.edu/olive/ppmedci.pdf Pitfalls of Data Analysis - or How to Avoid Lies and Damned Lies by Clay Helberg 
Sicher interessant für alle, die sich gerne mit Gleichgesinnten austauschen möchten:
Zitat: "Das nächste Treffen der R User Group Rhein-Neckar findet am Donnerstag, 10. Mai 2012 um 19:00 Uhr in Heidelberg statt." 
An old but good one about using Benford's law to identify suspicious patterns in the raw data - by Ben Goldacre 
Eine Studie kanadischer Forscher zeigt, wie einfach sich Rückschlüsse aus Social-Networking-Daten ziehen lassen. Interessant sind die Ausführungen darüber, dass immer öfter GPS-Daten in den Bildern durch die Aufnahmegeräte (SmartPhones etc.) gespeichert werden, die eine Auswertung ermöglichen. This is interesting for all the people looking for a job in the data science business - Twitter is looking for data scientists. Here you can get a first impression what skills are required! |
Netbreeze bietet kostenloses Social Media Monitoring
Anna B. Costello and Jason W. Osborne (2005). Best Practices in Exploratory Factor Analysis: Four Recommendations for Getting the Most From Your Analysis. Practical Assessment, Research & Evaluation, 10 (7).
Das Thema Social Media Monitoring hat in Deutschland in den letzten Jahren stark an Bedeutung gewonnen. Trotzdem bleibt das Verständnis davon oft schwammig, da sich die Anforderungen ständig verändern. The following ones are interesting - in the original list in the blog are too much irrelevant ones...
Algorithms, Part I - Princeton University Java Applet demonstrating how k-means clustering works - nice for teaching! 
A McKinsey & Company Technology & Innovation article. 
Some very helpful PMML-examples! A presentation by Hjalmar Gislason founder and CEO of DataMarket at Strata in Santa Clara, February 29th, 2012... 
This chart shows in an interactive way wind flowing in the United States. Really impressive! Also mentioned in the Revolution blog: http://blog.revolutionanalytics.com/2012/03/see-the-wind.html 
Top publications in Data Mining 
A picture is worth more than a thousand words... - this is a nice way to give a short overview about all the areas related to datamining |
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