This is matlab impelementation of Co-occurrence Filter which is histogram based boundary preserving filter.

If you use these models in your research, please cite:

@article{
	author = {Roy J Jevnisek and Shai Avidan},
	title = {Co-occurrence Filter},
	journal = {https://arxiv.org/abs/1703.04111},
	year = {2017}
}

• Input gray scale image is expected.
• Output is the filtered input image.

Input:

Output:

The based code is GPL, thus this code is also published under the GNU General Public License.