convert_logical_to_doy

Converts logical SpatRaster with time attribute and one layer
per day to single layer with the day of the year (doy) where the layer is
1/TRUE first.

internal

Methods to calculate and present 'PHENTHAUproc', an early warning and decision support system for hazard assessment and control of oak processionary moth (OPM) using local and spatial temperature data. It was created by Halbig et al. 2024 (<doi:10.1016/j.foreco.2023.121525>) at FVA (<https://www.fva-bw.de/en/homepage/>) Forest Research Institute Baden-Wuerttemberg, Germany and at BOKU - University of Natural Ressources and Life Sciences, Vienna, Austria.

Lorenz Bachfischer

PHENTHAUproc

Phenology Modelling of Thaumetopoea Processionea

Department of Forest Protection, FVA 

convert_logical_to_doy function

<dl><dt>x</dt>
<dd>SpatRaster - logical - with time attribute</dd>
<dt>from</dt>
<dd><ul>
<li>Date - ymd - only if SpatRaster should be subset before being
transformed.</li>
</ul></dd>
<dt>to</dt>
<dd><ul>
<li>Date - ymd - only if SpatRaster should be subset before being
transformed.</li>
</ul></dd></dl>

Arguments

Convert logical to day of year (doy) — convert_logical_to_doy

<dl>

<dt>x</dt>
<dd>SpatRaster - logical - with time attribute</dd>


<dt>from</dt>
<dd><ul>
<li>Date - ymd - only if SpatRaster should be subset before being
transformed.</li>
</ul></dd>


<dt>to</dt>
<dd><ul>
<li>Date - ymd - only if SpatRaster should be subset before being
transformed.</li>
</ul></dd>

</dl>

convert_logical_to_doy: Convert logical to day of year (doy)

Description

Usage

Value

Arguments

See Also