geomean

mean location for spherical (longitude/latitude) coordinates that deals with the angularity. I.e., the mean of longitudes -179 and 178 is 179.5

methods

spatial

Spherical trigonometry for geographic applications. That is, compute distances and related measures for angular (longitude/latitude) locations.

Robert Hijmans

geosphere

Spherical Trigonometry

Robert J. Hijmans

Charles Karney

Ed Williams

Chris Vennes

geomean function

<dl> <dt>xy</dt>
<dd>matrix with two columns (longitude/latitude), or a SpatialPoints or SpatialPolygons object with a longitude/latitude CRS</dd> <dt>w</dt>
<dd>weights (vector of numeric values, with a length that is equal to the number of spatial features in <code>x</code></dd></dl>

Arguments

Author

Mean location of sperhical coordinates — geomean

<dl>

 <dt>xy</dt>
<dd>matrix with two columns (longitude/latitude), or a SpatialPoints or SpatialPolygons object with a longitude/latitude CRS</dd>

 <dt>w</dt>
<dd>weights (vector of numeric values, with a length that is equal to the number of spatial features in <code>x</code></dd>

</dl>

geomean: Mean location of sperhical coordinates

Description

Usage

Value

Arguments

Author

Examples