TY - JOUR AU - Rivas, Ángel AU - Luis Aina, Alfredo PY - 2008 DO - 10.1103/PhysRevA.77.063813 SN - 1050-2947 UR - https://hdl.handle.net/20.500.14352/51486 T2 - Physical review A AB - We elaborate on a Hilbert-Schmidt distance measure assessing the intrinsic metrological accuracy in the detection of signals imprinted on quantum probe states by signal-dependent transformations. For small signals this leads to a probe-transformation... LA - eng M2 - 063813_1 PB - American Physical Society KW - Hilbert-schmidt distance KW - Quantum states KW - Entanglement measures KW - Projection noise KW - Classicality KW - Limit TI - Intrinsic metrological resolution as a distance measure and nonclassical light TY - journal article VL - 77 ER -