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model parameters from the old fit are used as starting values for the
updated fit. Values specified as 'parms.ini' and/or 'state.ini' will
override these starting values."><!-- mathjax --><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js" integrity="sha256-nvJJv9wWKEm88qvoQl9ekL2J+k/RWIsaSScxxlsrv8k=" crossorigin="anonymous"></script><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/config/TeX-AMS-MML_HTMLorMML.js" integrity="sha256-84DKXVJXs0/F8OTMzX4UR909+jtl4G7SPypPavF+GfA=" crossorigin="anonymous"></script><!--[if lt IE 9]>
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<h1>Update an mkinfit model with different arguments</h1>
<small class="dont-index">Source: <a href="https://github.com/jranke/mkin/blob/HEAD/R/update.mkinfit.R" class="external-link"><code>R/update.mkinfit.R</code></a></small>
<div class="hidden name"><code>update.mkinfit.Rd</code></div>
</div>
<div class="ref-description">
<p>This function will return an updated mkinfit object. The fitted degradation
model parameters from the old fit are used as starting values for the
updated fit. Values specified as 'parms.ini' and/or 'state.ini' will
override these starting values.</p>
</div>
<div id="ref-usage">
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="co"># S3 method for mkinfit</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/stats/update.html" class="external-link">update</a></span><span class="op">(</span><span class="va">object</span>, <span class="va">...</span>, evaluate <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></span></code></pre></div>
</div>
<div id="arguments">
<h2>Arguments</h2>
<dl><dt>object</dt>
<dd><p>An mkinfit object to be updated</p></dd>
<dt>...</dt>
<dd><p>Arguments to <code><a href="mkinfit.html">mkinfit</a></code> that should replace
the arguments from the original call. Arguments set to NULL will
remove arguments given in the original call</p></dd>
<dt>evaluate</dt>
<dd><p>Should the call be evaluated or returned as a call</p></dd>
</dl></div>
<div id="ref-examples">
<h2>Examples</h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="co"># \dontrun{</span></span></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="st">"SFO"</span>, <span class="fu"><a href="https://rdrr.io/r/base/subset.html" class="external-link">subset</a></span><span class="op">(</span><span class="va">FOCUS_2006_D</span>, <span class="va">value</span> <span class="op">!=</span> <span class="fl">0</span><span class="op">)</span>, quiet <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="parms.html">parms</a></span><span class="op">(</span><span class="va">fit</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> parent_0 k_parent sigma </span>
<span class="r-out co"><span class="r-pr">#></span> 99.44423885 0.09793574 3.39632469 </span>
<span class="r-in"><span><span class="fu"><a href="plot.mkinfit.html">plot_err</a></span><span class="op">(</span><span class="va">fit</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="update.mkinfit-1.png" alt="" width="700" height="433"></span>
<span class="r-in"><span><span class="va">fit_2</span> <span class="op"><-</span> <span class="fu"><a href="https://rdrr.io/r/stats/update.html" class="external-link">update</a></span><span class="op">(</span><span class="va">fit</span>, error_model <span class="op">=</span> <span class="st">"tc"</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="parms.html">parms</a></span><span class="op">(</span><span class="va">fit_2</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> parent_0 k_parent sigma_low rsd_high </span>
<span class="r-out co"><span class="r-pr">#></span> 1.008549e+02 1.005665e-01 3.752222e-03 6.763434e-02 </span>
<span class="r-in"><span><span class="fu"><a href="plot.mkinfit.html">plot_err</a></span><span class="op">(</span><span class="va">fit_2</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="update.mkinfit-2.png" alt="" width="700" height="433"></span>
<span class="r-in"><span><span class="co"># }</span></span></span>
</code></pre></div>
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