[ COVER OF THE WEEK ]
[ AnalyticsWeek BYTES]
[ NEWS BYTES]
[ FEATURED COURSE]
This course is an introduction to statistical data analysis. Topics are chosen from applied probability, sampling, estimation, hypothesis testing, linear regression, analysis of variance, categorical data analysis, and n… more
[ FEATURED READ]
A stimulating excursion into pure mathematics aimed at “the mathematically traumatized,” but great fun for mathematical hobbyists and serious mathematicians as well. Requiring only high school algebra as mathematical bac… more
[ TIPS & TRICKS OF THE WEEK]
Data Analytics Success Starts with Empowerment
Being Data Driven is not as much of a tech challenge as it is an adoption challenge. Adoption has it’s root in cultural DNA of any organization. Great data driven organizations rungs the data driven culture into the corporate DNA. A culture of connection, interactions, sharing and collaboration is what it takes to be data driven. Its about being empowered more than its about being educated.
[ DATA SCIENCE Q&A]
Q:Why is naive Bayes so bad? How would you improve a spam detection algorithm that uses naive Bayes?
A: Naïve: the features are assumed independent/uncorrelated
Assumption not feasible in many cases
Improvement: decorrelate features (covariance matrix into identity matrix)
[ VIDEO OF THE WEEK]
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[ QUOTE OF THE WEEK]
Big Data is not the new oil. – Jer Thorp
[ PODCAST OF THE WEEK]
[ FACT OF THE WEEK]
235 Terabytes of data has been collected by the U.S. Library of Congress in April 2011.