blotches

n.

（皮肤上的）红斑，疹块( blotch的名词复数 )；大滴 [大片]（墨水或颜色的）污渍；

1. Blotch is a typical defection in degraded motion picture material.
   斑点是电影档案中比较常见的一种失真。
2. Sometimes, motion vectors may be far away from the true motion vector in the blotch area.
   在斑点存在的区域，运动向量的估计可能会出现较大的偏差。

Blotches correction and contrast enhancement for old film pictures
Blotches correction and contrast enhancement for old film pictures
Removal of semi-transparent blotches in old photographic prints
Semi-transparent blotches removal from sepia images exploiting visibility laws
Practical nonlinear filtering for removal of blotches from old film
Comparison of anthocyanins in non-blotches and blotches of the petals of Xibei tree peony
Method for treating neurogenic red skin blotches with compositions containing TNF-alpha antagonists
Detection of asymmetric blotches (asymmetric structureless areas) in dermoscopy images of malignant melanoma using relative color.
Virtual restoration of vintage photographic prints affected by foxing and water blotches
Práticas culturais e incidência de manchas foliares em trigo Effect of cultural practices on the incidence of leaf blotches of wheat