Pyramidal watershed segmentation algorithm for high-resolution remote sensing images using discrete wavelet transforms. Parvathi, K.; Prakasa Rao, B.S.; Das, M.Mariya; Rao, T.V. — 2009 Discrete Dynamics in Nature and Society
Image segmentation using gray-scale morphology and marker-controlled watershed transformation. Parvati, K.; Prakasa Rao, B.S.; Das, M.Mariya — 2008 Discrete Dynamics in Nature and Society