Category Archives: Uncategorized

Geometric representation of the determinant of matrix

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http://thoughtcatalog.com/oliver-munson/2015/05/what-it-means-to-be-alive/

There is much more to living than having a heartbeat. There is much more to life than breathing and the blood flowing through your veins. But not everyone knows this; not everyone sees it this way. You may be living, … Continue reading

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How the determinant was discovered?

For 2×2 matrix, A=[a b, c d] we want to find B such that AB = I Let B = [e f, g h] then ae+bg=1 af+bh=0 ce+dg=0 cf+dh=1 from (2) and (3), we have f=-bh/a and e=-dg/c Put e … Continue reading

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If AB = I, then BA = I.

If AB = I, then AB has full rank. then B also has full rank. If AB = I BAB = BI BAB = B BAB = IB BAB – IB = 0 (BA-I)B = 0 This can only happen … Continue reading

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Final projects and ideas

Final projects First Place Winners and Tamr Prize: Pogo. Correlating Social Media with Consumer Behavior. Github. Runner-up Team: BigPhotos. Suggesting best photos for profiles. Presentation. Runne… Source: Final projects and ideas

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http://www.wired.com/2013/02/friendster-autopsy/

The Friendster Autopsy: How a Social Network Dies

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https://www.import.io/post/why-data-scientist-is-being-called-the-sexiest-job-of-the-21st-century/

Why “Data Scientist” is being called the sexiest job of the 21st century

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