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@spencerkclark
spencerkclark / regressions.py
Created March 26, 2021 10:47
Code for computing regressions of variables with an arbitrary number of dimensions against a 1D index
import dask.array as darray
import numpy as np
import xarray as xr
from collections import defaultdict
def _matmul(arr1, arr2):
if isinstance(arr1, darray.core.Array):
return darray.matmul(arr1, arr2)
@spencerkclark
spencerkclark / README.md
Last active July 12, 2020 18:49
example-lag-regression-sequence

Example analysis script

This gist contains an example analysis script, along with a list of dependencies. It uses data from a simulation I ran for Clark et al. (2020) and shows how one might compute and plot a lag-regression sequence of precipitation for South Asian monsoon low pressure systems.

Instructions

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xspharm

Yet another wrapper for pyspharm...

Existing wrappers, windspharm and animal-spharm, lack dask support to parallelize operations. This wrapper enables use of dask at least for a subset of functions provided by pyspharm needed for computing closed tracer budgets following the methods of

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@spencerkclark
spencerkclark / test_first_items_current.out
Last active December 30, 2018 00:54
Tests of first items
============================= test session starts ==============================
platform darwin -- Python 3.6.6, pytest-3.10.1, py-1.7.0, pluggy-0.8.0 -- //anaconda/envs/xarray-dev-37/bin/python
cachedir: .pytest_cache
rootdir: /Users/spencerclark/cftime-resample-simplifications, inifile:
collecting ... collected 64 items
test_first_items_current.py::test_first_items[downsampling-0-left-left-11M] PASSED [ 1%]
test_first_items_current.py::test_first_items[downsampling-0-left-left-8001H] PASSED [ 3%]
test_first_items_current.py::test_first_items[downsampling-0-left-left-600003T] PASSED [ 4%]
test_first_items_current.py::test_first_items[downsampling-0-left-left-3MS] PASSED [ 6%]
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