Tag Archives: ranking

It’s not always possible to say A ≻ B or A ≺ B. Sometimes neither A nor B is smaller.        A≹B neither A nor B is more successful.   A≹B neither A nor B is prettier.   … Continue reading

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What’s Wrong with OKCupid’s Matching Algorithm

OKCupid is using the wrong mathematics to match potential dates together. But before I critique them, let me compliment them on what they’re doing right: “Our” mutual score is the geometric average of your score of me, and my score … Continue reading

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Unmeasurable Distances

I wrote earlier about the many different ways to measure distance. One way I didn’t include is unmeasurable distance. Sometimes A is tastier, sexier, cooler, more interesting, or otherwise better endowed than B … but it’s impossible to quantify by … Continue reading

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