.withArgument(abuilder.withName("verbose").withMinimum(1).withMaximum(1)
.withDefault("false").create())
.withDescription("print verbose information, like top-terms in each topic, during iteration")
.withShortName("v").create();
Group group = gbuilder.withName("Options").withOption(inputDirOpt).withOption(numTopicsOpt)
.withOption(alphaOpt).withOption(etaOpt)
.withOption(maxIterOpt).withOption(burnInOpt).withOption(convergenceOpt)
.withOption(dictOpt).withOption(reInferDocTopicsOpt)
.withOption(outputDocFileOpt).withOption(outputTopicFileOpt).withOption(dfsOpt)
.withOption(numTrainThreadsOpt).withOption(numUpdateThreadsOpt)