Monthly Archives: May 2009

I shall be telling this with a sigh somewhere ages and ages hence

Warning: If you have a vested interest in what I do after I graduate (you know who you are; if you’re not sure if this applies to you, then it doesn’t) or you don’t have the stomach for the inherently … Continue reading

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Fun with names

In line with a previous post I decided to have some more fun with names. I used the census names data to generate 200 names by taking a random first name and a random last name and combining them. The … Continue reading

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Word counts vs. word presence for LDA

Every now and then someone (you know who you are) asks if the feature vectors one passes into LDA should be vectors of word counts (i.e., vectors of non-negative integers) or vectors of word presence/absence (i.e., vectors of binary values). … Continue reading

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