[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-07-27。"],[],["The core function is `ee.Kernel.compass()`, which creates a 3x3 Prewitt compass edge-detection kernel. The function accepts two arguments: `magnitude` (a float to scale values, defaulting to 1) and `normalize` (a boolean to normalize the kernel values to sum to 1, defaulting to false). The output is a kernel with weights represented as `[[1, 1, -1], [1, -2, -1], [1, 1, -1]]`.\n"]]