Note

This is the documentation for the current state of the development branch of Qiskit Experiments. The documentation or APIs here can change prior to being released.

full_width_half_max¶

full_width_half_max(x, y, peak_index)[source]¶

Get full width half maximum value of the peak. Offset of y should be removed.

Parameters:

x (ndarray) – Array of x values.
y (ndarray) – Array of y values.
peak_index (int) – Index of peak.

Returns:

FWHM of the peak.

Raises:

AnalysisError – When peak is too broad and line width is not found.

Return type:

float