32 lines
855 B
Plaintext
32 lines
855 B
Plaintext
---
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title: hellinger_distance
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description: API reference for qiskit.quantum_info.hellinger_distance
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in_page_toc_min_heading_level: 1
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python_api_type: function
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python_api_name: qiskit.quantum_info.hellinger_distance
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---
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# qiskit.quantum\_info.hellinger\_distance
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<Function id="qiskit.quantum_info.hellinger_distance" isDedicatedPage={true} github="https://github.com/qiskit/qiskit/tree/stable/0.23/qiskit/quantum_info/analysis/distance.py" signature="hellinger_distance(dist_p, dist_q)">
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Computes the Hellinger distance between two counts distributions.
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**Parameters**
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* **dist\_p** (*dict*) – First dict of counts.
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* **dist\_q** (*dict*) – Second dict of counts.
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**Returns**
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Distance
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**Return type**
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float
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**References**
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[Hellinger Distance @ wikipedia](https://en.wikipedia.org/wiki/Hellinger_distance)
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</Function>
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