Given a dataset, can we use Bayes’ Theorem to estimate how much we expect to learn from a set of features for a classification task? Introduction If you have ever been given a set of…
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Ernst Ising’s Original Solution to His Model
How did Ernst Ising originally solve the “Ising model?” In 1920 Wilhelm Lenz proposed that ferromagnetism could be explained through the local interactions of spins in a material, and in1922 he gave this problem to…
Three-Dice Problem in the Large N Limit
A few years ago, a roommate was going to various career fairs as a rep for his company, and (as one does) he spent some of the time away from his booth collecting swag from…