Thermodynamic computing via autonomous quantum thermal machines

P Lipka-Bartosik, M Perarnau-Llobet, N Brunner - Science Advances, 2024 - science.org
We develop a physics-based model for classical computation based on autonomous
quantum thermal machines. These machines consist of few interacting quantum bits (qubits) …

Thermodynamic linear algebra

M Aifer, K Donatella, MH Gordon, S Duffield… - npj Unconventional …, 2024 - nature.com
Linear algebra is central to many algorithms in engineering, science, and machine learning;
hence, accelerating it would have tremendous economic impact. Quantum computing has …

Thermodynamic computing system for AI applications

D Melanson, MA Khater, M Aifer, K Donatella… - arXiv preprint arXiv …, 2023 - arxiv.org
Recent breakthroughs in artificial intelligence (AI) algorithms have highlighted the need for
novel computing hardware in order to truly unlock the potential for AI. Physics-based …

Thermodynamic Bayesian Inference

M Aifer, S Duffield, K Donatella, D Melanson… - arXiv preprint arXiv …, 2024 - arxiv.org
A fully Bayesian treatment of complicated predictive models (such as deep neural networks)
would enable rigorous uncertainty quantification and the automation of higher-level tasks …

Thermodynamic Natural Gradient Descent

K Donatella, S Duffield, M Aifer, D Melanson… - arXiv preprint arXiv …, 2024 - arxiv.org
Second-order training methods have better convergence properties than gradient descent
but are rarely used in practice for large-scale training due to their computational overhead …

Thermodynamic Algorithms for Quadratic Programming

PL Bartosik, K Donatella, M Aifer, D Melanson… - arXiv preprint arXiv …, 2024 - arxiv.org
Thermodynamic computing has emerged as a promising paradigm for accelerating
computation by harnessing the thermalization properties of physical systems. This work …

Error Mitigation for Thermodynamic Computing

M Aifer, D Melanson, K Donatella, G Crooks… - arXiv preprint arXiv …, 2024 - arxiv.org
While physics-based computing can offer speed and energy efficiency compared to digital
computing, it also is subject to errors that must be mitigated. For example, many error …