Direct quantum circuit params are periodic over [0, 2]?

google / qhbm-library

Quantum Hamiltonian-Based Models built on TensorFlow Quantum

https://qhbm-library.readthedocs.io/en/latest/

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Direct quantum circuit params are periodic over [0, 2]? #149

Closed farice closed 2 years ago

farice commented 2 years ago

I noticed that the default initializer for DQC is uniform over [0, 2*pi]. Is this confusing because we tend to pass a pqc parameterized like P^x for Pauli P for QHEA? Hence, should the default be [0, 2]?