de.lmu.ifi.dbs.elki.visualization.projector.HistogramFactory
de.lmu.ifi.dbs.elki.visualization.projector.ScatterPlotFactory
de.lmu.ifi.dbs.elki.visualization.projector.ParallelPlotFactory
de.lmu.ifi.dbs.elki.visualization.projector.OPTICSProjectorFactory