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cs.LG2022★ 10 cited
Wavelet Score-Based Generative Modeling
Florentin Guth, Simon Coste, Valentin De Bortoli +1
Score-based generative models (SGMs) synthesize new data samples from Gaussian white noise by running a time-reversed Stochastic Differential Equation (SDE) whose drift coefficient…
math.PR2022★ 1 cited
The characteristic polynomial of sums of random permutations and regular digraphs
Simon Coste, Gaultier Lambert, Yizhe Zhu
Let be the sum of permutation matrices of size , each drawn uniformly at random and independently. We prove that the normalized characteristic polynomial $\fra…