activity
20122026
most citedThe effect of quantization on the FCIQMC sign problem

32 citations · 51 across the 6 of their papers we have counts for

collaborators

6 papers

cond-mat.str-el2026

Neural network backflow for ab-initio solid calculations

An-Jun Liu, Bryan K. Clark

Accurately simulating extended periodic systems is a central challenge in condensed matter physics. Neural quantum states (NQS) offer expressive wavefunctions for this task but fac…

cond-mat.str-el2025

Enhancing Neural Network Backflow

Kieran Loehr, Bryan K. Clark

Accurately describing the ground state of strongly correlated systems is essential for understanding their emergent properties. Neural Network Backflow (NNBF) is a powerful variati…

physics.chem-ph2025

Efficient optimization of neural network backflow for ab-initio quantum chemistry

An-Jun Liu, Bryan K. Clark

The ground state of second-quantized quantum chemistry Hamiltonians is key to determining molecular properties. Neural quantum states (NQS) offer flexible and expressive wavefuncti…

cs.DC2024★ 2 cited

Transforming the Hybrid Cloud for Emerging AI Workloads

Deming Chen, Alaa Youssef, Ruchi Pendse +42

This white paper, developed through close collaboration between IBM Research and UIUC researchers within the IIDAI Institute, envisions transforming hybrid cloud systems to meet th…

physics.chem-ph2024★ 17 cited

Neural network backflow for ab-initio quantum chemistry

An-Jun Liu, Bryan K. Clark

The ground state of second-quantized quantum chemistry Hamiltonians provides access to an important set of chemical properties. Wavefunctions based on ML architectures have shown p…

physics.comp-ph2012★ 32 cited

The effect of quantization on the FCIQMC sign problem

Michael H. Kolodrubetz, James S. Spencer, Bryan K. Clark +1

The sign problem in Full Configuration Interaction Quantum Monte Carlo (FCIQMC) without annihilation can be understood as an instability of the psi-particle population to the groun…