papers

Publications (5)

math.NA2024

Online randomized interpolative decomposition with a posteriori error estimator for temporal PDE data reduction

Angran Li, Stephen Becker, Alireza Doostan

Traditional low-rank approximation is a powerful tool to compress the huge data matrices that arise in simulations of partial differential equations (PDE), but suffers from high co…

physics.bio-ph2021

Modeling material transport regulation and traffic jam in neurons using PDE-constrained optimization

Angran Li, Yongjie Jessica Zhang

The intracellular transport process plays an important role in delivering essential materials throughout branched geometries of neurons for their survival and function. Many neurod…

cs.CV2024

Composing Open-domain Vision with RAG for Ocean Monitoring and Conservation

Sepand Dyanatkar, Angran Li, Alexander Dungate

Climate change's destruction of marine biodiversity is threatening communities and economies around the world which rely on healthy oceans for their livelihoods. The challenge of a…

cs.CG2020

HexGen and Hex2Spline: Polycube-based Hexahedral Mesh Generation and Spline Modeling for Isogeometric Analysis Applications in LS-DYNA

Yuxuan Yu, Xiaodong Wei, Angran Li +3

In this paper, we present two software packages, HexGen and Hex2Spline, that seamlessly integrate geometry design with isogeometric analysis (IGA) in LS-DYNA. Given a boundary repr…

cs.CE2021

Deep learning of material transport in complex neurite networks

Angran Li, Amir Barati Farimani, Yongjie Jessica Zhang

Neurons exhibit complex geometry in their branched networks of neurites which is essential to the function of individual neuron but also brings challenges to transport a wide varie…