activity
20152025
most citedError analysis for a fractional-derivative parabolic problem on quasi-graded meshes using barrier functions

95 citations · 110 across the 6 of their papers we have counts for

collaborators

7 papers

math.NA2025

Uniform error analysis of a rectangular Morley finite element method on a Shishkin mesh for a 4th-order singularly perturbed boundary value problem

Xiangyun Meng, Martin Stynes

The singularly perturbed reaction-diffusion problem is considered on the unit square in with homoge…

math.NA2023

Convergence analysis of a weak Galerkin finite element method on a Shishkin mesh for a singularly perturbed fourth-order problem in 2D

Shicheng Liu, Xiangyun Meng, Qilong Zhai

We consider the singularly perturbed fourth-order boundary value problem on the unit square , with boundary conditions $u = \p…

cs.RO2021

Learning Composable Behavior Embeddings for Long-horizon Visual Navigation

Xiangyun Meng, Yu Xiang, Dieter Fox

Learning high-level navigation behaviors has important implications: it enables robots to build compact visual memory for repeating demonstrations and to build sparse topological m…

cs.RO2019★ 5 cited

Scaling Local Control to Large-Scale Topological Navigation

Xiangyun Meng, Nathan Ratliff, Yu Xiang +1

Visual topological navigation has been revitalized recently thanks to the advancement of deep learning that substantially improves robot perception. However, the scalability and re…

math.NA2019★ 95 cited

Error analysis for a fractional-derivative parabolic problem on quasi-graded meshes using barrier functions

Natalia Kopteva, Xiangyun Meng

An initial-boundary value problem with a Caputo time derivative of fractional order is considered, solutions of which typically exhibit a singular behaviour at an initi…

cs.RO2019★ 2 cited

Neural Autonomous Navigation with Riemannian Motion Policy

Xiangyun Meng, Nathan Ratliff, Yu Xiang +1

End-to-end learning for autonomous navigation has received substantial attention recently as a promising method for reducing modeling error. However, its data complexity, especiall…

math.NA2015★ 8 cited

Convergence analysis of the rectangular Morley element scheme for second order problem in arbitrary dimensions

XiangYun Meng, XueQin Yang, Shuo Zhang

In this paper, we present the convergence analysis of the rectangular Morley element scheme utilised on the second order problem in arbitrary dimensions. Specifically, we prove tha…