plotPointsShape

Add confidence ellipse or convex hull for group of points

Projection based methods for preprocessing, exploring and analysis of multivariate data used in chemometrics. S. Kucheryavskiy (2020) <doi:10.1016/j.chemolab.2020.103937>.

Sergey Kucheryavskiy

mdatools

Multivariate Data Analysis for Chemometrics

plotPointsShape function

<dl><dt>p</dt>
<dd>plot data returned by function `mdaplot()`</dd>
<dt>lwd</dt>
<dd>thickness of line used to show the hull</dd>
<dt>lty</dt>
<dd>type of line used to show the hull</dd>
<dt>opacity</dt>
<dd>of opacity is larger than 0 a semi-transparent polygon is shown over points</dd>
<dt>shape_function</dt>
<dd>function which calculates and return coordinates of the shape</dd>
<dt>...</dt>
<dd>extra parameters for shape_function</dd></dl>

Arguments

Add confidence ellipse or convex hull for group of points — plotPointsShape

<dl>

<dt>p</dt>
<dd>plot data returned by function `mdaplot()`</dd>


<dt>lwd</dt>
<dd>thickness of line used to show the hull</dd>


<dt>lty</dt>
<dd>type of line used to show the hull</dd>


<dt>opacity</dt>
<dd>of opacity is larger than 0 a semi-transparent polygon is shown over points</dd>


<dt>shape_function</dt>
<dd>function which calculates and return coordinates of the shape</dd>


<dt>...</dt>
<dd>extra parameters for shape_function</dd>

</dl>

plotPointsShape: Add confidence ellipse or convex hull for group of points

Description

Usage

Arguments