@article{2009-J-PR-SoftSpectralClustering, author={Richard Nock and Pascal Vaillant and Claudia Henry and Frank Nielsen}, title={Soft memberships for spectral clustering, with application to permeable language distinction}, journal={Pattern Recognition}, volume={42}, number={1}, pages={43-53}, doi={10.1016/j.patcog.2008.06.024}, year={2009} }