Basic Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Aug 21, 2016; 22(31): 7124-7134
Published online Aug 21, 2016. doi: 10.3748/wjg.v22.i31.7124
Figure 1
Figure 1 Manual patch selection: The original image contains ideal regions (e. g., patch 1) but also over-exposed, blurry (patch 2) and under-exposed (patch 3) areas. Patches such as patch 2 or 3 have not been extracted for classification due to the high degree of degradation.