[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-07-13 UTC."],[[["Computes the signum function of an image, resulting in a new image with pixel values of 1, 0, or -1."],["The function returns an image where each pixel value represents the sign of the corresponding pixel in the input image: 1 for positive values, 0 for zero, and -1 for negative values."],["It is applied to an input image and outputs a modified image based on the signum function."]]],[]]