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<meta property="og:title" content="Update an mkinfit model with different arguments — update.mkinfit" />
<meta property="og:description" content="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." />


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  <div class="col-md-9 contents">
    <div class="page-header">
    <h1>Update an mkinfit model with different arguments</h1>
    <small class="dont-index">Source: <a href='https://github.com/jranke/mkin/blob/master/R/update.mkinfit.R'><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>

    <pre class="usage"><span class='co'># S3 method for mkinfit</span>
<span class='fu'><a href='https://rdrr.io/r/stats/update.html'>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></pre>

    <h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a>Arguments</h2>
    <table class="ref-arguments">
    <colgroup><col class="name" /><col class="desc" /></colgroup>
    <tr>
      <th>object</th>
      <td><p>An mkinfit object to be updated</p></td>
    </tr>
    <tr>
      <th>...</th>
      <td><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></td>
    </tr>
    <tr>
      <th>evaluate</th>
      <td><p>Should the call be evaluated or returned as a call</p></td>
    </tr>
    </table>


    <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
    <pre class="examples"><div class='input'><span class='co'># \dontrun{</span>
<span class='va'>fit</span> <span class='op'>&lt;-</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/pkg/saemix/man/subset.html'>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 class='fu'><a href='parms.html'>parms</a></span><span class='op'>(</span><span class='va'>fit</span><span class='op'>)</span>
</div><div class='output co'>#&gt;    parent_0    k_parent       sigma 
#&gt; 99.44423885  0.09793574  3.39632469 </div><div class='input'><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>
</div><div class='img'><img src='update.mkinfit-1.png' alt='' width='700' height='433' /></div><div class='input'><span class='va'>fit_2</span> <span class='op'>&lt;-</span> <span class='fu'><a href='https://rdrr.io/r/stats/update.html'>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 class='fu'><a href='parms.html'>parms</a></span><span class='op'>(</span><span class='va'>fit_2</span><span class='op'>)</span>
</div><div class='output co'>#&gt;     parent_0     k_parent    sigma_low     rsd_high 
#&gt; 1.008549e+02 1.005665e-01 3.752222e-03 6.763434e-02 </div><div class='input'><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>
</div><div class='img'><img src='update.mkinfit-2.png' alt='' width='700' height='433' /></div><div class='input'><span class='co'># }</span>
</div></pre>
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