@ARTICLE{Cheng00,

author = {H. Cheng},
month = {december},
year = 2000,
title = {{A} Hierarchical approach to color image segmentation using
homogeneity},
journal = {IEEE Trans. on Image Processing},
volume = 9,
number = 12,
pages = {2071-2082},
theme = {segmentation+histogramme}
 }