46 citations · 151 across the 7 of their papers we have counts for
Showing 2015 · quant-phShow all
2 papers · 2 filters
quant-ph2015★ 25 cited
Determining the Continuous Family of Quantum Fisher Information from Linear Response Theory
Tomohiro Shitara, Masahito Ueda
The quantum Fisher information represents the continuous family of metrics on the space of quantum states and places the fundamental limit on the accuracy of quantum state estimati…
quant-ph2015★ 22 cited
Tradeoff Relation between Information and Disturbance in Quantum Measurement
Tomohiro Shitara, Yui Kuramochi, Masahito Ueda
When we extract information from a system by performing a quantum measurement, the state of the system is disturbed due to the backaction of the measurement. Numerous studies have…