Lei Wu

activity

20182023

most citedThe Brain Tumor Segmentation (BraTS-METS) Challenge 2023: Brain Metastasis Segmentation on Pre-treatment MRI

30 citations · 98 across the 13 of their papers we have counts for

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Showing 2023 · math.APShow all

2 papers · 2 filters

math.AP2023

$L^{2}$ Diffusive Expansion For Neutron Transport Equation

Yan Guo, Lei Wu

Grazing set singularity leads to a surprising counter-example and breakdown of the classical mathematical theory for $L^{\infty}$ diffusive expansion of neutron transport equation…

math.AP2023

Ghost Effect from Boltzmann Theory: Expansion with Remainder

Raffaele Esposito, Yan Guo, Rossana Marra +1

Consider the limit $ε \to 0$ of the steady Boltzmann problem \begin{align} v\cdot\nabla_x\mathfrak{F}=\varepsilon^{-1}Q[\mathfrak{F},\mathfrak{F}],\quad \mathfrak{F…

L2 Diffusive Expansion For Neutron Transport Equation

Ghost Effect from Boltzmann Theory: Expansion with Remainder

$L^{2}$ Diffusive Expansion For Neutron Transport Equation