PennyLane
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Distance Measures

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How good is the preparation of our state? Learn how to compare two quantum state using different measures.

Metrics and Distance

Calculate the distance between probability distributions.

Measuring Similarity

Use the Battacharyya coefficient to compare probability distributions.

The Trace Distance

Measure the distance between quantum states.

Fidelity

Calculate how close two quantum states are.

PennyLane

PennyLane is an open-source software framework for quantum machine learning, quantum chemistry, and quantum computing, with the ability to run on all hardware. Built with ❤️ by Xanadu.

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