Search for: [Subject and Keywords = spectral clustering] OR [Subject and Keywords = adjacency matrix eigenvalues\/eigenvectors] OR [Subject and Keywords = graph perturbation theory] OR [Subject and Keywords = eigengap heuristics] OR [Title = Clustering based on eigenvectors of the adjacency matrix] OR [Creator = Lucińska, Małgorzata] OR [Creator = Wierzchoń, Sławomir T.]