Monthly Archives: February 2011

You don’t mean average

Statisticians cringe when people toss around the term “average“. “Average” has a narrow application: predicting the sum-total, in the long run, with many repeated instances on the way. But people use the average to predict what the next event will … Continue reading

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A bit sideways

You can probably guess that I’m a fan of Bit-twiddling Hacks. I like to think of bitwise operations as a very limited parallel processor, with no branching. Or possibly as turning all machine words sideways. Huffman compression is a way … Continue reading

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Begin at the beginning…

Maybe it’s that I started computing from a math point of view: elegance attracts me. More specifically: I start on a point of elegance, and see how it works in the real world (hey, I did end up in software). … Continue reading

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