20 citations · 51 across the 13 of their papers we have counts for
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math.DG2019★ 6 cited
Entropy dissipation for degenerate stochastic differential equations via sub-Riemannian density manifold
Qi Feng, Wuchen Li
We study the dynamical behaviors of degenerate stochastic differential equations (SDEs). We select an auxiliary Fisher information functional as the Lyapunov functional. Using gene…
math.PR2019★ 2 cited
Density of the signature process of fBm
Fabrice Baudoin, Qi Feng, Cheng Ouyang
We study the density of the signature of fractional Brownian motions with parameter . In particular, we prove existence, smoothness, global Gaussian upper bounds and Varadha…