TY - GEN AU - Huang,H C AU - Chen,C M AU - Wang,S D AU - Lu,H H TI - Adaptive symmetric mean filter: a new noise-reduction approach based on the slope facet model SN - 1559-128X PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1364/ao.40.005192 ER -