Tag Archives: mathematical modelling

1. Use mathematics as a shorthand language rather than as an engine of inquiry 2. Keep to them [your models/problems] till you have them done 3. Translate to english 4. Illustrate with examples important to real life 5. Burn the … Continue reading

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@UnlearningEcon lamentedĀ the deviations-from-Pangloss framing of neoclassical economics. Normal economic theories take perfection (optimality) as a starting point and ask how real-world “market imperfections” differ from the putative abstract-free-market ideal. (That “the free market” is an abstract ideal can be verified … Continue reading

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The seeds of my dissent from economic orthodoxy were pretty much sown for me by my 1st professor on the 1st day of my 1stĀ economics class. This prof had gone to a great personal trouble to begin our exposure to … Continue reading

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There is a growing body of evidence, at least in text processing, that of … data, features, [and] algorithms … data probably matters the most. Superficial word-level features coupled with simple models in most cases trump sophisticated models over deeper … Continue reading

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Distance between Words

Which pair is more different? keyboard | keyb`ard keyboard | keybpard keyboard | keebored Of course in mathematics we get to decide among many definitions of size and there is no “correct” answer. Just what suits the application. I can … Continue reading

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Infinite Data

Since people liked my last opinion piece on #big data, here’s another one. Imagine there was a technology that allowed me to record the position of every atom in a small room, thereby generating some ridiculous amount of data (Avogadro’s … Continue reading

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As nice as it is to be able to assume normality, … there are problems. The most obvious problem is that we could be wrong. One … very nice thing … is that, in many situations, … [being wrong] won’t … Continue reading

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