Decorrelation

Add DS processing from CLI tutorial and fix bugs

Add interface to load gamma result

Add ks_test, select_ds_can, emperical_co_sp, emi CLI

Add log and sparse utils

Add test script

Refine phase linking EMI

Add function to estimate temporal coherence

Add tutorial for dask processing

Update the test in API notebooks

Add covariance/coherence matrix estimation for sparse data

Add phase linking method: EMI

Add tutorial for DS processing (still under construction)

Add ks test

Add covariance/coherence matrix estimation

Add tutorial for adaptive multilooking