TunerFromOptimizer

<p>Internally used to transform <a rd-options="bbotk:Optimizer" href="/link/bbotk%3A%3AOptimizer?package=mlr3tuning&version=0.2.0&to=bbotk%3AOptimizer" data-mini-rdoc="bbotk:Optimizer::bbotk::Optimizer">bbotk::Optimizer</a> to <a rd-options="" href="/link/Tuner?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::Tuner">Tuner</a>.</p>

internal

Implements methods for hyperparameter tuning with
'mlr3', e.g. Grid Search, Random Search, or Simulated Annealing.
Various termination criteria can be set and combined.  The class
'AutoTuner' provides a convenient way to perform nested resampling in
combination with 'mlr3'.

Marc Becker

mlr3tuning

Tuning for 'mlr3'

Michel Lang

Jakob Richter

Bernd Bischl

Daniel Schalk

TunerFromOptimizer function

<p><code><a rd-options="mlr3tuning:Tuner" href="/link/mlr3tuning%3A%3ATuner?package=mlr3tuning&version=0.2.0&to=mlr3tuning%3ATuner" data-mini-rdoc="mlr3tuning:Tuner::mlr3tuning::Tuner">mlr3tuning::Tuner</a></code> -&gt; <code>TunerFromOptimizer</code></p>

Super class

<h3>Public methods</h3><p></p><p><ul>
<li><p><a href="/link/TunerFromOptimizer%24new()?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TunerFromOptimizer$new()"><code>TunerFromOptimizer$new()</code></a></p></li>
<li><p><a href="/link/TunerFromOptimizer%24optimize()?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TunerFromOptimizer$optimize()"><code>TunerFromOptimizer$optimize()</code></a></p></li>
<li><p><a href="/link/TunerFromOptimizer%24clone()?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TunerFromOptimizer$clone()"><code>TunerFromOptimizer$clone()</code></a></p></li>
</ul>
</p><p><ul>
<li><p><a href="/link/mlr3tuning%3A%3ATuner%24format()?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::mlr3tuning::Tuner$format()"><code>mlr3tuning::Tuner$format()</code></a></p></li>
<li><p><a href="/link/mlr3tuning%3A%3ATuner%24print()?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::mlr3tuning::Tuner$print()"><code>mlr3tuning::Tuner$print()</code></a></p></li>
</ul></p><h3>Method <code>new()</code></h3><p></p><p>Creates a new instance of this <a rd-options="R6:R6Class" href="/link/R6?package=mlr3tuning&version=0.2.0&to=R6%3AR6Class" data-mini-rdoc="R6:R6Class::R6">R6</a> class.
</p><h3>Usage</h3><p></p><p><pre>TunerFromOptimizer$new(optimizer)</pre></p><p></p><h3>Arguments</h3><p></p><p><dl class="dl-horizontal">
<dt><code>optimizer</code></dt><dd><p><a rd-options="bbotk:Optimizer" href="/link/bbotk%3A%3AOptimizer?package=mlr3tuning&version=0.2.0&to=bbotk%3AOptimizer" data-mini-rdoc="bbotk:Optimizer::bbotk::Optimizer">bbotk::Optimizer</a>
Optimizer that is called.</p></dd>
</dl></p><p></p><p></p><h3>Method <code>optimize()</code></h3><p></p><p>Performs the tuning on a <a rd-options="" href="/link/TuningInstanceSingleCrit?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TuningInstanceSingleCrit">TuningInstanceSingleCrit</a> /
<a rd-options="" href="/link/TuningInstanceMultiCrit?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TuningInstanceMultiCrit">TuningInstanceMultiCrit</a> until termination. The single evaluations and
the final results will be written into the <a rd-options="bbotk:Archive" href="/link/bbotk%3A%3AArchive?package=mlr3tuning&version=0.2.0&to=bbotk%3AArchive" data-mini-rdoc="bbotk:Archive::bbotk::Archive">bbotk::Archive</a> that
resides in the <a rd-options="" href="/link/TuningInstanceSingleCrit?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TuningInstanceSingleCrit">TuningInstanceSingleCrit</a>/<a rd-options="" href="/link/TuningInstanceMultiCrit?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TuningInstanceMultiCrit">TuningInstanceMultiCrit</a>.
The final result is returned.
</p><h3>Usage</h3><p></p><p><pre>TunerFromOptimizer$optimize(inst)</pre></p><p></p><h3>Arguments</h3><p></p><p><dl class="dl-horizontal">
<dt><code>inst</code></dt><dd><p>(<a rd-options="" href="/link/TuningInstanceSingleCrit?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TuningInstanceSingleCrit">TuningInstanceSingleCrit</a> | <a rd-options="" href="/link/TuningInstanceMultiCrit?package=mlr3tuning&version=0.2.0" data-mini-rdoc="mlr3tuning::TuningInstanceMultiCrit">TuningInstanceMultiCrit</a>).</p></dd>
</dl></p><p></p><h3>Returns</h3><p></p><p><a rd-options="data.table:data.table" href="/link/data.table%3A%3Adata.table?package=mlr3tuning&version=0.2.0&to=data.table%3Adata.table" data-mini-rdoc="data.table:data.table::data.table::data.table">data.table::data.table</a>.</p><p></p><p></p><h3>Method <code>clone()</code></h3><p></p><p>The objects of this class are cloneable with this method.
</p><h3>Usage</h3><p></p><p><pre>TunerFromOptimizer$clone(deep = FALSE)</pre></p><p></p><h3>Arguments</h3><p></p><p><dl class="dl-horizontal">
<dt><code>deep</code></dt><dd><p>Whether to make a deep clone.</p></dd>
</dl></p>

Methods

<p>Internally used to transform <a rd-options='bbotk:Optimizer' href='bbotk::Optimizer'>bbotk::Optimizer</a> to <a rd-options='' href='Tuner'>Tuner</a>.</p>