1. American Cancer Society, Cancer Facts and Figures, America Cancer Society (2016). http://www.cancer.org/acs/groups/content/@research/documents/document/acspc-047079.pdf
2. Aubert, G., Aujol, J.F.: A variational approach to removing multiplicative noise. SIAM J. Appl. Math 68(5), 925–946 (2008)
3. Chambolle, A.: An algorithm for total variation minimization and applications. J. Math. Imaging Vis. 20(1), 89–97 (2004)
4. Chan, T.F., Vese, L.A.: Active contours without edges. IEEE Trans. Image Process. 10(2), 266–277 (2001)
5. Chen, L., et al.: Speech emotion recognition: features and classification models. Digit. Signal Process. 22(6), 1154–1160 (2012)