@ARTICLE {33800,
author={M.  Hamad and C.  Conti and P. Nunes and L. D. Soares},
doi={10.1109/TIP.2023.3290523},
journal={IEEE Transactions on Image Processing},
title={Hyperpixels: Flexible 4D Over-Segmentation for Dense and Sparse Light Fields},
year={2023},
month={July},
volume={32},
number={ },
pages={3790-3805},
ISSN={1057-7149}
}