det_thresholdfromarea_rest

This function is used for the intensity-based method. Used in function det_hrz_restr.

Functions for determining and evaluating high-risk zones and
simulating and thinning point process data, as described in 'Determining
high risk zones using point process methodology - Realization by building
an R package' Seibold (2012) <http://highriskzone.r-forge.r-project.org/Bachelorarbeit.pdf>
and 'Determining high-risk zones for unexploded World War II bombs by using point
process methodology', Mahling et al. (2013) <doi:10.1111/j.1467-9876.2012.01055.x>.

Rickmer Schulte

highriskzone

Determining and Evaluating High-Risk Zones

det_thresholdfromarea_rest function

<dl><dt>intens</dt>
<dd>estimated intensity of the observed process (object of class "im", see <code>density.ppp</code>)</dd>
<dt>areahrz</dt>
<dd>area of the high-risk zone</dd>
<dt>win</dt>
<dd>observation window</dd>
<dt>nxprob</dt>
<dd>probability of having unbserved events</dd>
<dt>hole</dt>
<dd>an object of class <code>owin</code> representing a region inside the observation window of
the <code>ppdata</code> where no observations were possible.</dd>
<dt>integratehole</dt>
<dd>Should the <code>hole</code> be part of the resulting high-risk zone? Defaults to <code>TRUE</code>.</dd></dl>

Arguments

Determination of alpha and the threshold c which results
in a high-risk zone with desired area if a hole is present. — det_thresholdfromarea_rest

<dl>

<dt>intens</dt>
<dd>estimated intensity of the observed process (object of class "im", see <code>density.ppp</code>)</dd>


<dt>areahrz</dt>
<dd>area of the high-risk zone</dd>


<dt>win</dt>
<dd>observation window</dd>


<dt>nxprob</dt>
<dd>probability of having unbserved events</dd>


<dt>hole</dt>
<dd>an object of class <code>owin</code> representing a region inside the observation window of
the <code>ppdata</code> where no observations were possible.</dd>


<dt>integratehole</dt>
<dd>Should the <code>hole</code> be part of the resulting high-risk zone? Defaults to <code>TRUE</code>.</dd>

</dl>

det_thresholdfromarea_rest: Determination of alpha and the threshold c which results in a high-risk zone with desired area if a hole is present.

Description

Usage

Value

Arguments

See Also