latlong.ortho.pump

Orthogonal projection of 13 original pumps (latlong).

datasets

Amends errors, augments data and aids analysis of John Snow's map
of the 1854 London cholera outbreak.

Peter Li 

cholera

Amend, Augment and Aid Analysis of John Snow's Cholera Map

latlong.ortho.pump function

A data frame with 7 variables that records the position of the orthogonal projection of the 13 original pumps onto the network of roads.<dl>
 <dt><code>road.segment</code></dt>
<dd>"address" road segment</dd> <dt><code>x.proj</code></dt>
<dd>x-coordinate</dd> <dt><code>y.proj</code></dt>
<dd>y-coordinate</dd> <dt><code>ortho.dist</code></dt>
<dd>orthogonal distance to home road segment</dd> <dt><code>pump.id</code></dt>
<dd>numeric ID</dd> <dt><code>lon</code></dt>
<dd>longitude</dd> <dt><code>lat</code></dt>
<dd>latitude</dd> 
</dl>

Format

Orthogonal projection of 13 original pumps (latlong). — latlong.ortho.pump

A data frame with 7 variables that records the position of the orthogonal projection of the 13 original pumps onto the network of roads.<dl>
 <dt><code>road.segment</code></dt>
<dd>"address" road segment</dd>

 <dt><code>x.proj</code></dt>
<dd>x-coordinate</dd>

 <dt><code>y.proj</code></dt>
<dd>y-coordinate</dd>

 <dt><code>ortho.dist</code></dt>
<dd>orthogonal distance to home road segment</dd>

 <dt><code>pump.id</code></dt>
<dd>numeric ID</dd>

 <dt><code>lon</code></dt>
<dd>longitude</dd>

 <dt><code>lat</code></dt>
<dd>latitude</dd>

 
</dl>

latlong.ortho.pump: Orthogonal projection of 13 original pumps (latlong).

Description

Usage

Arguments

Format