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observed variables from an mkinfit object. In addition, one or more dashed
line(s) show the fitted error model. A combined plot of the fitted model
and this error model plot can be obtained with plot.mkinfit
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<h1>Function to plot squared residuals and the error model for an mkin object</h1>
<small class="dont-index">Source: <a href="https://github.com/jranke/mkin/blob/HEAD/R/mkinerrplot.R" class="external-link"><code>R/mkinerrplot.R</code></a></small>
<div class="hidden name"><code>mkinerrplot.Rd</code></div>
</div>
<div class="ref-description">
<p>This function plots the squared residuals for the specified subset of the
observed variables from an mkinfit object. In addition, one or more dashed
line(s) show the fitted error model. A combined plot of the fitted model
and this error model plot can be obtained with <code><a href="plot.mkinfit.html">plot.mkinfit</a></code>
using the argument <code>show_errplot = TRUE</code>.</p>
</div>
<div id="ref-usage">
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">mkinerrplot</span><span class="op">(</span></span>
<span> <span class="va">object</span>,</span>
<span> obs_vars <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/names.html" class="external-link">names</a></span><span class="op">(</span><span class="va">object</span><span class="op">$</span><span class="va">mkinmod</span><span class="op">$</span><span class="va">map</span><span class="op">)</span>,</span>
<span> xlim <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">0</span>, <span class="fl">1.1</span> <span class="op">*</span> <span class="fu"><a href="https://rdrr.io/r/base/Extremes.html" class="external-link">max</a></span><span class="op">(</span><span class="va">object</span><span class="op">$</span><span class="va">data</span><span class="op">$</span><span class="va">predicted</span><span class="op">)</span><span class="op">)</span>,</span>
<span> xlab <span class="op">=</span> <span class="st">"Predicted"</span>,</span>
<span> ylab <span class="op">=</span> <span class="st">"Squared residual"</span>,</span>
<span> maxy <span class="op">=</span> <span class="st">"auto"</span>,</span>
<span> legend <span class="op">=</span> <span class="cn">TRUE</span>,</span>
<span> lpos <span class="op">=</span> <span class="st">"topright"</span>,</span>
<span> col_obs <span class="op">=</span> <span class="st">"auto"</span>,</span>
<span> pch_obs <span class="op">=</span> <span class="st">"auto"</span>,</span>
<span> frame <span class="op">=</span> <span class="cn">TRUE</span>,</span>
<span> <span class="va">...</span></span>
<span><span class="op">)</span></span></code></pre></div>
</div>
<div id="arguments">
<h2>Arguments</h2>
<dl><dt>object</dt>
<dd><p>A fit represented in an <code><a href="mkinfit.html">mkinfit</a></code> object.</p></dd>
<dt>obs_vars</dt>
<dd><p>A character vector of names of the observed variables for
which residuals should be plotted. Defaults to all observed variables in
the model</p></dd>
<dt>xlim</dt>
<dd><p>plot range in x direction.</p></dd>
<dt>xlab</dt>
<dd><p>Label for the x axis.</p></dd>
<dt>ylab</dt>
<dd><p>Label for the y axis.</p></dd>
<dt>maxy</dt>
<dd><p>Maximum value of the residuals. This is used for the scaling of
the y axis and defaults to "auto".</p></dd>
<dt>legend</dt>
<dd><p>Should a legend be plotted?</p></dd>
<dt>lpos</dt>
<dd><p>Where should the legend be placed? Default is "topright". Will
be passed on to <code><a href="https://rdrr.io/r/graphics/legend.html" class="external-link">legend</a></code>.</p></dd>
<dt>col_obs</dt>
<dd><p>Colors for the observed variables.</p></dd>
<dt>pch_obs</dt>
<dd><p>Symbols to be used for the observed variables.</p></dd>
<dt>frame</dt>
<dd><p>Should a frame be drawn around the plots?</p></dd>
<dt>...</dt>
<dd><p>further arguments passed to <code><a href="https://rdrr.io/r/graphics/plot.default.html" class="external-link">plot</a></code>.</p></dd>
</dl></div>
<div id="value">
<h2>Value</h2>
<p>Nothing is returned by this function, as it is called for its side
effect, namely to produce a plot.</p>
</div>
<div id="see-also">
<h2>See also</h2>
<div class="dont-index"><p><code><a href="mkinplot.html">mkinplot</a></code>, for a way to plot the data and the fitted
lines of the mkinfit object.</p></div>
</div>
<div id="author">
<h2>Author</h2>
<p>Johannes Ranke</p>
</div>
<div id="ref-examples">
<h2>Examples</h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># \dontrun{</span></span></span>
<span class="r-in"><span><span class="va">model</span> <span class="op"><-</span> <span class="fu"><a href="mkinmod.html">mkinmod</a></span><span class="op">(</span>parent <span class="op">=</span> <span class="fu"><a href="mkinmod.html">mkinsub</a></span><span class="op">(</span><span class="st">"SFO"</span>, <span class="st">"m1"</span><span class="op">)</span>, m1 <span class="op">=</span> <span class="fu"><a href="mkinmod.html">mkinsub</a></span><span class="op">(</span><span class="st">"SFO"</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-msg co"><span class="r-pr">#></span> Temporary DLL for differentials generated and loaded</span>
<span class="r-in"><span><span class="va">fit</span> <span class="op"><-</span> <span class="fu"><a href="mkinfit.html">mkinfit</a></span><span class="op">(</span><span class="va">model</span>, <span class="va">FOCUS_2006_D</span>, error_model <span class="op">=</span> <span class="st">"tc"</span>, quiet <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></span></span>
<span class="r-wrn co"><span class="r-pr">#></span> <span class="warning">Warning: </span>Observations with value of zero were removed from the data</span>
<span class="r-in"><span><span class="fu">mkinerrplot</span><span class="op">(</span><span class="va">fit</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="mkinerrplot-1.png" alt="" width="700" height="433"></span>
<span class="r-in"><span><span class="co"># }</span></span></span>
<span class="r-in"><span></span></span>
</code></pre></div>
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