shaded-relief method

The shaded area method has been implemented for estimating urban FAR of Shanghai central district.

以上海市中心城区为例，详细阐述了阴影面积法在图像处理软件及GIS技术支撑下的实施方案。

Objective To establish the method of surface shaded display ( SSD) for brain PET imaging.

目的建立PET脑显像表面遮盖法三维显示（SSD）技术。

Start from the existing shadow removal method, in the HSV color space model of the shadow detection methods, the introduction of Otsu dynamic threshold segmentation method used to find the target information area of the shaded area and the movement of vehicles pixel values.

从现有的阴影去除方法入手，在HSV颜色空间模型的阴影检测方法上，引入了Otsu的动态阈值分割方法用于寻找阴影区域与运动车辆目标信息区域像素值。

By adding shadow judgement algorithm into perturbation and observation method, the maximum power point tracking for PV array under normal sunlight and partially shaded condition has been achieved.

结合微网系统的结构及综合控制目标，设计了并网模式下光伏发电单元的控制策略，采用加入阴影判断环节的扰动观察法，实现光伏阵列正常光照及部分遮挡时的最大功率点跟踪。