Laplacian               Calculate the graph Laplacian from a given
                        adjacency matrix
Lapprox                 Compute a rank 'k' approximation of a graph
                        Laplacian
clustStruct             Generate multi-view data sets with simple
                        cluster structures
flagMean                Calculate the Flag mean of multiple subspaces
kernelLaplacian         Calculate the graph Laplacian of a given data
                        set
trueGroups              Get the groups created by the clustStruct
                        function
