aggregate

aggregate,formula-method

A formula indicating the variables used for the summary.

Either a data frame or an object of class <a href="/link/?package=vegtable&version=0.1.7" vegtable'="" data-mini-rdoc="vegtable::"></a>'>vegtable.

data

Function used to aggregate values.

Logical value indicating whether NA's should be included in
categorical variables or not.

use_nas

Further arguments passed to the function <code><a rd-options="stats:aggregate" href="/link/stats%3A%3Aaggregate()?package=vegtable&version=0.1.7&to=stats%3Aaggregate" data-mini-rdoc="stats:aggregate::stats::aggregate()">stats::aggregate()</a></code>.

This function aggregates information contained in vegtable objects
to a summarizing data frame.
This function works in a similar way as <code>crosstable()</code>.

Import and handling data from vegetation-plot databases, especially
data stored in 'Turboveg 2' (<https://www.synbiosys.alterra.nl/turboveg/>).
Also import/export routines for exchange of data with 'Juice'
(<https://www.sci.muni.cz/botany/juice/>) are implemented.

Miguel Alvarez

vegtable

Handling Vegetation Data Sets

aggregate function

<dl><dt>x</dt>
<dd>A formula indicating the variables used for the summary.</dd>
<dt>data</dt>
<dd>Either a data frame or an object of class vegtable.</dd>
<dt>FUN</dt>
<dd>Function used to aggregate values.</dd>
<dt>use_nas</dt>
<dd>Logical value indicating whether NA's should be included in
categorical variables or not.</dd>
<dt>...</dt>
<dd>Further arguments passed to the function <code><a href="/link/stats%3A%3Aaggregate()?package=vegtable&version=0.1.7" data-mini-rdoc="vegtable::stats::aggregate()">stats::aggregate()</a></code>.</dd></dl>

Arguments

Miguel Alvarez <a href="/link/kamapu78%40gmail.com?package=vegtable&version=0.1.7" data-mini-rdoc="vegtable::kamapu78@gmail.com">kamapu78@gmail.com</a>

Author

Aggregating information into a data frame — aggregate

<dl>

<dt>x</dt>
<dd>A formula indicating the variables used for the summary.</dd>


<dt>data</dt>
<dd>Either a data frame or an object of class vegtable.</dd>


<dt>FUN</dt>
<dd>Function used to aggregate values.</dd>


<dt>use_nas</dt>
<dd>Logical value indicating whether NA's should be included in
categorical variables or not.</dd>


<dt>...</dt>
<dd>Further arguments passed to the function <code><a href='https://rdrr.io/r/stats/aggregate.html'>stats::aggregate()</a></code>.</dd>

</dl>

Miguel Alvarez <a href='mailto:kamapu78@gmail.com'>kamapu78@gmail.com</a>

aggregate: Aggregating information into a data frame

Description

Usage

Value

Arguments

Author

See Also