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Compute number of residents per km2 #6

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Compute number of residents per km2 #6

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28 changes: 26 additions & 2 deletions delineate_sewershed.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -396,8 +396,32 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"## Demographics\n",
"\n",
"## Demographics"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Compute number of residents per square kilometer for the sewershed."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# TODO: Check units\n",
"gs.run_command(\"v.to.db\", map=sewershed_filled_holes, option=\"area\", columns=\"area\", units=\"kilometers\")\n",
"gs.run_command(\"v.db.addcolumn\", map=sewershed_filled_holes, columns=\"population_density\")\n",
"gs.run_command(\"v.db.update\", map=sewershed_filled_holes, column=\"population_density\", query_column=\"\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Using JSON, we will load sewershed attributes into a Pandas data frame."
]
},
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