st[RFSplitter[T,U]],Int,Iterator[RawDataLabeled[T,U]],GCInstrumented,MemoryUtil):Iterator[StaticData[U]]"></a>
      <h4 class="signature">
      <span class="modifier_kind">
        <span class="modifier"></span>
        <span class="kind">def</span>
      </span>
      <span class="symbol">
        <span class="name">prepareData</span><span class="params">(<span name="numTrees">numTrees: <span class="extype" name="scala.Int">Int</span></span>, <span name="macroIteration">macroIteration: <span class="extyp