@taketwo It works. The same is done in ```EuclideanClusterExtraction``` (https://github.com/PointCloudLibrary/pcl/blob/master/segmentation/include/pcl/segmentation/extract_clusters.h#L80 and https://github.com/PointCloudLibrary/pcl/blob/master/segmentation/include/pcl/segmentation/impl/extract_clusters.hpp#L231).