Bispectral calculation using xarray, dask and numba

Calculates the bispectrum and bicoherence for spectra contained in xarray.DataArray containers using Dask and Numba for efficient memory management and parallelization.

Based on notation used in:

• Cziegler et al. Phys. Plasmas 20, 055904 (2013)
• P. Manz et al 2017 Nucl. Fusion 57 086022

Installation

pip install git+https://github.com/smartass101/xrbispectral

Usage

See this usage example Jupyter notebook for an example with 3 bi-coherent frequencies.