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quant-ph2025★ 3 cited
Estimation of Quantum Fisher Information via Stein's Identity in Variational Quantum Algorithms
Mourad Halla
The Quantum Fisher Information Matrix (QFIM) plays a crucial role in quantum optimization algorithms such as Variational Quantum Imaginary Time Evolution and Quantum Natural Gradie…
quant-ph2025★ 2 cited
Modified Conjugate Quantum Natural Gradient
Mourad Halla
The efficient optimization of variational quantum algorithms (VQAs) is critical for their successful application in quantum computing. The Quantum Natural Gradient (QNG) method, wh…