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Created July 30, 2017 02:17
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Urbanity in the US - Mapping with Mapbox
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{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"collapsed": true
},
"source": [
"# Categorizing urban density\n",
"\n",
"last modified: July, 2017\n",
"\n",
"author: [Raj Singh](https://developer.ibm.com/clouddataservices/author/rrsingh/)\n",
"\n",
"original: https://github.com/ibm-cds-labs/open-data/blob/master/samples/urbanity.ipynb\n",
"\n",
"\n",
"## Overview\n",
"\n",
"Exploration of an academic study of urban structure and density described in the June 2014 article, [\"From Jurisdictional to Functional Analysis of Urban Cores & Suburbs\"](http://www.newgeography.com/content/004349-from-jurisdictional-functional-analysis-urban-cores-suburbs) in [new geography](http://www.newgeography.com/). \n",
"\n",
"## Categories\n",
"\n",
"- Urban (pre-auto urban core): density > 2,900 sq. km\n",
"- Auto suburban, early: median house built 1946 to 1979, density < 2,900 sq. km and density > 100 sq. km\n",
"- Auto suburban, later: median house built after 1979, density < 2,900 sq. km and density > 100 sq. km\n",
"- Auto exurban: all others\n"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"import pandas as pd, numpy as np"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
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"</style>\n",
"<table border=\"1\" class=\"dataframe\">\n",
" <thead>\n",
" <tr style=\"text-align: right;\">\n",
" <th></th>\n",
" <th>AREAMSQ</th>\n",
" <th>Population</th>\n",
" <th>MEDYRBUILT</th>\n",
" <th>POPPERKMSQ</th>\n",
" <th>CAT</th>\n",
" </tr>\n",
" <tr>\n",
" <th>GEOID</th>\n",
" <th></th>\n",
" <th></th>\n",
" <th></th>\n",
" <th></th>\n",
" <th></th>\n",
" </tr>\n",
" </thead>\n",
" <tbody>\n",
" <tr>\n",
" <th>86000US73537</th>\n",
" <td>459303767</td>\n",
" <td>638</td>\n",
" <td>1960.0</td>\n",
" <td>1.389059</td>\n",
" <td>EXURBAN</td>\n",
" </tr>\n",
" <tr>\n",
" <th>86000US67882</th>\n",
" <td>260411380</td>\n",
" <td>382</td>\n",
" <td>1973.0</td>\n",
" <td>1.466910</td>\n",
" <td>EXURBAN</td>\n",
" </tr>\n",
" <tr>\n",
" <th>86000US64110</th>\n",
" <td>7852883</td>\n",
" <td>15063</td>\n",
" <td>1939.0</td>\n",
" <td>1918.149042</td>\n",
" <td>EXURBAN</td>\n",
" </tr>\n",
" <tr>\n",
" <th>86000US16621</th>\n",
" <td>33781236</td>\n",
" <td>652</td>\n",
" <td>1976.0</td>\n",
" <td>19.300656</td>\n",
" <td>EXURBAN</td>\n",
" </tr>\n",
" <tr>\n",
" <th>86000US77086</th>\n",
" <td>17574818</td>\n",
" <td>27720</td>\n",
" <td>1983.0</td>\n",
" <td>1577.256732</td>\n",
" <td>SUBURBANLATE</td>\n",
" </tr>\n",
" </tbody>\n",
"</table>\n",
"</div>"
],
"text/plain": [
" AREAMSQ Population MEDYRBUILT POPPERKMSQ CAT\n",
"GEOID \n",
"86000US73537 459303767 638 1960.0 1.389059 EXURBAN\n",
"86000US67882 260411380 382 1973.0 1.466910 EXURBAN\n",
"86000US64110 7852883 15063 1939.0 1918.149042 EXURBAN\n",
"86000US16621 33781236 652 1976.0 19.300656 EXURBAN\n",
"86000US77086 17574818 27720 1983.0 1577.256732 SUBURBANLATE"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"theurl = \"https://openobjectstore.mybluemix.net/misc/urbanity.csv\"\n",
"df = pd.read_csv( theurl, dtype={\"GEOID\": np.str} )\n",
"df = df.set_index('GEOID')\n",
"df.sample(5)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"json_data_from_python = df.reset_index().to_json(orient=\"records\")"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [
{
"data": {
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