🌐EnglishEnglishTürkçeРусский中文日本語EntityQ17039097· pop 5· linked from 34 articlesImage gradientdirectional change in the intensity or color in an imageAvailable in 4 languages中文РусскийTürkçevia Wikidata sitelinks · CC0Connectionsdigital image processingEntitySobel operatorEntityCategoriesComputer graphicsImage processing