prob-median">prob-median</a> </li><li> <a href="tech.v3.dataset.reductions.apache-data-sketch.html#var-prob-pmfs">prob-pmfs</a> </li><li> <a href="tech.v3.dataset.reductions.apache-data-sketch.html#var-prob-quantile">prob-quantile</a> </li><li> <a href="tech.v3.dataset.reductions.apache-data-sketch.html#var-prob-quantiles">prob-quantiles</a> </li><li> <a href="tech.v3.dataset.reductions.apache-data-sketch.html#var-prob-set-cardinality">prob-set-cardinality</a> </li></ul></div></div><div class="namespace"><h