Background
Platt was born in Elgin, Illinois and matriculated at California State University, Long Beach at the age of 14.
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John Platt
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Education
After graduating from CSULB at the age of 18, Platt enrolled in a computer science Doctor of Philosophy program at California Institute of Technology.
Career
Formerly he was a Deputy Managing Director at Microsoft Research Redmond laboratories Platt worked for Microsoft from 1997–2015. Prior to Microsoft, Platt had served as Director of Research at Synaptics.
While a student at Caltech under astronomer Gene Shoemaker, Platt discovered two asteroids, one of which he named after his father (3237 Victorplatt).
In August 2005, Apple Computer had its application for a patent on the interface of the popular iPod music player rejected by the United States Patent and Trademark Office. The reason appears to be that Platt had submitted a patent application for a similar interface design five months prior to Apple"s claim.
Platt invented Sequential minimal optimization, a widely used method for training support vector machines, as well as Platt scaling, a method to turn SVMs (and other classifiers) into probability models.
