span> <span class="fl">100L</span></span>
<span></span>
<span><span class="co"># Number of arms</span></span>
<span><span class="va">k</span> <span class="op">=</span> <span class="fl">4</span></span>
<span></span>
<span><span class="co"># Number of context features</span></span>
<span><span class="va">d</span><span class="op">=</span> <span class="fl">3</span></span>
<span></span>
<span><span class="co"># Reward beta parameters of linear model (the outcome generation models, one for each arm, are linear wi