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added and fixed demean_axis in appa #178

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added and fixed demean_axis in appa #178

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20 changes: 18 additions & 2 deletions appa.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -387,6 +387,22 @@
"demeaned.mean(2)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"def demean_axis(arr, axis=0):\n",
" means = arr.mean(axis)\n",
"\n",
" # This generalizes things like [:, :, np.newaxis] to N dimensions\n",
" indexer = [slice(None)] * arr.ndim\n",
" indexer[axis] = np.newaxis\n",
" #Tuple is added in the next line to avoid non-tuple sequence for multidimensional indexing error\n",
" return arr - means[tuple(indexer)]"
]
},
{
"cell_type": "code",
"execution_count": 36,
Expand Down Expand Up @@ -939,9 +955,9 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.7.6"
"version": "3.10.7"
}
},
"nbformat": 4,
"nbformat_minor": 4
}
}