P. Frey and M. Church, Bedload: a granular phenomenon, Earth Surface Processes and Landforms, 2011.
DOI : 10.1002/esp.2103

G. Parker and P. C. Klingeman, On why gravel bed streams are paved, Water Resources Research, vol.108, issue.5, pp.1409-1423, 1982.
DOI : 10.1029/WR018i005p01409

N. Thomas, Reverse and intermediate segregation of large beads in dry granular media, Physical Review E, vol.62, issue.1, 2000.
DOI : 10.1103/PhysRevE.62.961

V. Hergault, P. Frey, F. Métivier, C. Barat, C. Ducottet et al., Image processing for the study of bedload transport of two-size spherical particles in a supercritical flow, Experiments in Fluids, vol.33, issue.5, pp.1095-1107, 2010.
DOI : 10.1007/s00348-010-0856-6

URL : https://hal.archives-ouvertes.fr/ujm-00489051

T. Böhm, P. Frey, C. Ducottet, C. Ancey, M. Jodeau et al., Two-dimensional motion of a set of particles in a free surface flow with image processing, Experiments in Fluids, vol.10, issue.1, pp.1-11, 2006.
DOI : 10.1007/s00348-006-0134-9

S. Beucher and C. Lantuéjoul, Use of watersheds in contour detection, International Workshop on Image Processing, Real-Time Edge and Motion Detection, pp.17-21, 1979.

S. Beucher and F. Meyer, The morphological approach to segmentation: the watershed transformation, Optical Engineering, vol.34, pp.433-433, 1992.

L. Vincent and P. Soille, Watersheds in digital spaces: an efficient algorithm based on immersion simulations, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.13, issue.6, pp.583-598, 1991.
DOI : 10.1109/34.87344

I. Sobel and G. Feldman, A 3x3 isotropic gradient operator for image processing, 1968.

S. Beucher and M. Bilodeau, Road segmentation and obstacle detection by a fast watershed transformation, Proceedings of the Intelligent Vehicles '94 Symposium, pp.296-301, 1994.
DOI : 10.1109/IVS.1994.639531

I. Patras, E. A. Hendriks, and R. L. Lagendijk, Video segmentation by MAP labeling of watershed segments, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.23, issue.3, pp.326-332, 2001.
DOI : 10.1109/34.910886

V. Grau, A. U. Mewes, M. Alcaniz, R. Kikinis, and S. K. Warfield, Improved Watershed Transform for Medical Image Segmentation Using Prior Information, IEEE Transactions on Medical Imaging, vol.23, issue.4, pp.447-458824224, 2004.
DOI : 10.1109/TMI.2004.824224