landmarks

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

landmarks function

A data frame of landmark coordinates with 20 observations and 11 variables.<dl>
 <dt><code>case</code></dt>
<dd>numeric case ID</dd> <dt><code>road.segment</code></dt>
<dd>"address" road segment</dd> <dt><code>x</code></dt>
<dd>nominal x-coordinate</dd> <dt><code>y</code></dt>
<dd>nominal y-coordinate</dd> <dt><code>x.lab</code></dt>
<dd>label x-coordinate</dd> <dt><code>y.lab</code></dt>
<dd>label y-coordinate</dd> <dt><code>lon</code></dt>
<dd>longitude</dd> <dt><code>lat</code></dt>
<dd>latitude</dd> <dt><code>lon.lab</code></dt>
<dd>label longitude</dd> <dt><code>lat.lab</code></dt>
<dd>label latitude</dd> <dt><code>name</code></dt>
<dd>landmark name</dd> 
</dl>

Format

Landmark coordinates. — landmarks

A data frame of landmark coordinates with 20 observations and 11 variables.<dl>
 <dt><code>case</code></dt>
<dd>numeric case ID</dd>

 <dt><code>road.segment</code></dt>
<dd>"address" road segment</dd>

 <dt><code>x</code></dt>
<dd>nominal x-coordinate</dd>

 <dt><code>y</code></dt>
<dd>nominal y-coordinate</dd>

 <dt><code>x.lab</code></dt>
<dd>label x-coordinate</dd>

 <dt><code>y.lab</code></dt>
<dd>label y-coordinate</dd>

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

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

 <dt><code>lon.lab</code></dt>
<dd>label longitude</dd>

 <dt><code>lat.lab</code></dt>
<dd>label latitude</dd>

 <dt><code>name</code></dt>
<dd>landmark name</dd>

 
</dl>

landmarks: Landmark coordinates.

Description

Usage

Arguments

Format