公告:所有在
2025 年 4 月 15 日之前注册使用 Earth Engine 的非商业项目都必须
验证是否符合非商业性质的资格条件,才能继续使用 Earth Engine。
ee.Reducer.circularVariance
使用集合让一切井井有条
根据您的偏好保存内容并对其进行分类。
返回一个计算输入(以弧度为单位)的(加权)圆方差的 Reducer。如果适用,输出名称为“circularVariance”。
用法 | 返回 |
---|
ee.Reducer.circularVariance() | 缩减器 |
无实参。
如未另行说明,那么本页面中的内容已根据知识共享署名 4.0 许可获得了许可,并且代码示例已根据 Apache 2.0 许可获得了许可。有关详情,请参阅 Google 开发者网站政策。Java 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC):2025-07-26。
[null,null,["最后更新时间 (UTC):2025-07-26。"],[[["\u003cp\u003eThis reducer calculates the circular variance of input values, which represent angles in radians.\u003c/p\u003e\n"],["\u003cp\u003eThe output of this reducer is named "circularVariance".\u003c/p\u003e\n"],["\u003cp\u003eThe reducer can handle weighted circular variance calculations.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eee.Reducer.circularVariance()\u003c/code\u003e is used to access this reducer without any arguments.\u003c/p\u003e\n"]]],["This content describes a Reducer function that calculates the circular variance of input data, expected in radians. The function, `ee.Reducer.circularVariance()`, returns a Reducer object. It operates without any arguments. The calculated variance represents the spread of the input data around a circle. The output name associated with this calculation is \"circularVariance.\" The function computes weighted circular variance.\n"],null,["# ee.Reducer.circularVariance\n\nReturns a Reducer that computes the (weighted) circular variance of its inputs, which are expected to be in radians. Where applicable, the output name is \"circularVariance\".\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|---------------------------------|---------|\n| `ee.Reducer.circularVariance()` | Reducer |\n\n**No arguments.**"]]