English

Quantum entanglement recognition

Quantum Physics 2021-08-18 v2

Abstract

Entanglement constitutes a key characteristic feature of quantum matter. Its detection, however, still faces major challenges. In this letter, we formulate a framework for probing entanglement based on machine learning techniques. The central element is a protocol for the generation of statistical images from quantum many-body states, with which we perform image classification by means of convolutional neural networks. We show that the resulting quantum entanglement recognition task is accurate and can be assigned a well-controlled error across a wide range of quantum states. We discuss the potential use of our scheme to quantify quantum entanglement in experiments. Our developed scheme provides a generally applicable strategy for quantum entanglement recognition in both equilibrium and nonequilibrium quantum matter.

Keywords

Cite

@article{arxiv.2007.14397,
  title  = {Quantum entanglement recognition},
  author = {Jun Yong Khoo and Markus Heyl},
  journal= {arXiv preprint arXiv:2007.14397},
  year   = {2021}
}

Comments

10 pages, 10 figures