Quantum metrology performance with proper resource accounting

Yink Loong Len^1,3,2*, Tejas Acharya³, Alexia Auffèves³, Hui Khoon Ng^2,3

¹Physics, NCKU, Tainan, Taiwan
²Yale-NUS College, Singapore
³CQT, NUS, Singapore

* Presenter:Yink Loong Len, email:yinkloong@phys.ncku.edu.tw

We assess and quantify the resources in quantum metrology protocols, and propose to benchmark the estimation performance based on actual resource consumption rather than the number of probes used, leading to new insights and results.

Keywords: Quantum metrology, Heisenberg scaling, Resource