Bootstrap

Google Earth Engine(GEE)——云量筛选的应用

ee.Algorithms.Landsat.simpleCloudScore(image)

Computes a simple cloud-likelihood score in the range [0,100] using a combination of brightness, temperature, and NDSI. This is not a robust cloud detector, and is intended mainly to compare multiple looks at the same point for *relative* cloud likelihood.使用亮度、温度和NDSI的组合,在[0,100]范围内计算一个简单的云的可能性分数。这不是一个稳健的云检测器,主要是为了比较同一点的多个外观的*相对*的云的可能性。

Arguments:

image (Image):

The Landsat TOA image to process.

Returns: Image

reduceColumns(reducer, selectors, weightSelectors)

Apply a reducer to each element of a collection, using the given selectors to determine the inputs.

Returns a dictionary of results, keyed with the output names.

对一个集合的每个元素应用一个还原器,使用给定的选择器来确定输入。

返回一个结果的字典,以输出名称为键。

Arguments:

this:co

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