نسخة أولية وصول مفتوح
One Proposal for Every Margin: Zero-Shot Amortized Sequential Importance Sampling for Binary Matrices
In ecology, psychometrics, and the analysis of social and financial networks, binary matrices are often analyzed conditional on their observed row and column sums, which restricts the problem to a finite sample space of matrices with the same margins. Two fundamental problems are to count this space and to sample unifo …