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ee.Image.matrixSolve
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求解矩阵方程 A * x = B 中的 x，如果 A 对于 image1 和 image2 中的每个匹配波段是过度确定的，则找到最小二乘解。如果 image1 或 image2 只有一个波段，则会将其与另一张图片中的所有波段进行比较。如果图片具有相同数量的波段，但名称不同，则会按自然顺序成对使用。输出波段的命名方式为：如果两个输入的长度不同，则以较长的输入命名；如果长度相同，则以 image1 的顺序命名。输出像素的类型是输入类型的并集。
| 用法 | 返回 |
|---|
Image.matrixSolve(image2) | 图片 |
| 参数 | 类型 | 详细信息 |
|---|
此：image1 | 图片 | 从中获取左操作数波段的映像。 |
image2 | 图片 | 从中获取右操作数波段的映像。 |
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最后更新时间 (UTC)：2025-07-26。
[null,null,["最后更新时间 (UTC)：2025-07-26。"],[[["\u003cp\u003eSolves for x in the equation A * x = B using a least-squares approach for matching band pairs between two images.\u003c/p\u003e\n"],["\u003cp\u003eAccommodates single-band and multi-band images, pairing bands naturally or against all bands in the other image if necessary.\u003c/p\u003e\n"],["\u003cp\u003eOutput bands inherit names from the longer input or image1's order for equal lengths, with pixel type determined by the union of input types.\u003c/p\u003e\n"],["\u003cp\u003eAccessed via \u003ccode\u003eImage.matrixSolve(image2)\u003c/code\u003e, returning a new Image.\u003c/p\u003e\n"]]],["The `matrixSolve` method finds a least-squares solution for `x` in the equation A \\* x = B, where A is derived from `image1` and B from `image2`. It matches bands pairwise, or against all bands of the other image if one has a single band. Bands are matched in natural order if they share a count but not names. Output band names are derived from the longer input, or `image1` if lengths are equal, and output type is the union of input types.\n"],null,["# ee.Image.matrixSolve\n\nSolves for x in the matrix equation A \\* x = B, finding a least-squares solution if A is overdetermined for each matched pair of bands in image1 and image2. If either image1 or image2 has only 1 band, then it is used against all the bands in the other image. If the images have the same number of bands, but not the same names, they're used pairwise in the natural order. The output bands are named for the longer of the two inputs, or if they're equal in length, in image1's order. The type of the output pixels is the union of the input types.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|-----------------------------|---------|\n| Image.matrixSolve`(image2)` | Image |\n\n| Argument | Type | Details |\n|----------------|-------|---------------------------------------------------------|\n| this: `image1` | Image | The image from which the left operand bands are taken. |\n| `image2` | Image | The image from which the right operand bands are taken. |"]]
