2
votes
2answers
43 views

Sampling from the diamond: $|x_1|+\ldots+|x_n| \le 1$?

Let $\left(x_1, \ldots, x_n \right)$ be a point in $\mathbb R^n$. Sample uniformly at random from the diamond $$ |x_1|+\ldots+|x_n| \le 1. $$ In $\mathbb R^2$, one way is to sample the square, then ...
1
vote
1answer
119 views

Sampling & Value Prediction and Error Correction?

I am a programmer and I don't have much background in mathematics. I know this question might look much more clear to you if I could articulate it in mathematical terminologies. The problem is this is ...