rectangle.filter

Coordinates to filter out frame shadow using sp::point.in.polygon().

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

rectangle.filter function

A data frame with 2 variables and 4 observations.<dl>
 <dt><code>x</code></dt>
<dd>longitude</dd> <dt><code>y</code></dt>
<dd>latitude</dd> 
</dl>

Format

Rectangular filter data. — rectangle.filter

A data frame with 2 variables and 4 observations.<dl>
 <dt><code>x</code></dt>
<dd>longitude</dd>

 <dt><code>y</code></dt>
<dd>latitude</dd>

 
</dl>

rectangle.filter: Rectangular filter data.

Description

Usage

Arguments

Format