Tag Archives: quasimetric

More Quasimetrics

A list of quasimetrics from real life: one-way street temperature preferences ratchet running distance around the track magnitude downside risk in a financial portfolio Facebook EdgeRank progress time I love you, but you like me back. Ouch. (“He loves me … Continue reading

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Noncommutative distances between industries

The distance from your house to the grocery must be the same as the distance back, but 20th-century mathematicians speculated about circumstances where this might not be the case. Very small-scale physics is non-commutative in some ways and so is … Continue reading

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More Quasimetrics

A list of quasimetrics from real life: one-way street temperature preferences ratchet running distance around the track magnitude downside risk in a financial portfolio Facebook EdgeRank progress DNA sequences time arXiv papers on quasimetrics (to read): The Geodesic Problem in … Continue reading

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Facebook EdgeRank Another quasimetric! Actually a pseudo-quasi-metric. Facebook’s news feed decides what status updates to show you based on three factors: affinity u — how much you like somebody (FB’s guess) type of post w — videos and photos are … Continue reading

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