2 papers
quant-ph2026
Learning Random Quantum Circuits and the Emergence of Pseudorandomness
Srinivasan Arunachalam, Qizhao Huang, Makrand Sinha
We give an efficient algorithm for learning -dimensional brickwork random quantum circuits using only copies of the output state obtained by applying to the all-zero input.…
quant-ph2026
Dimension-Free Polylogarithmic Quantum Shadow Tomography
Fernando Granha Jeronimo, Qizhao Huang, Lenny Liu
Shadow Tomography is a fundamental problem in quantum information theory. Given multiple copies of an unknown -dimensional quantum state and a known collection of observable…