Interactive Colorization via Multi-Cues Manipulation

Colorizationplaysanimportantroleinimageprocessing,whichaimstochangetheoriginalimage coloraccordingtospecificimagecolorcharacteristics.Inthisarticle,theauthorspresentaregional coloreditingmethodbasedonmulti-cuesmanipulation,includinginteractivesegmentation,inpainting andgradient-preservingoptimization.Firstly, theuserdraws strokes specifying the target region whichneeds tochangecolor, throughwhich the target imagecanbesegmentedby theK-means colorclusteringmethod.Thentheexample-basedinpaintingtechnologyisappliedtoachievenatural transition along the boundary. After color propagation, they apply an optimization algorithm to preservethegradient.Theexperimentresultsdemonstratethattheproposedapproachcannotonly achieveavisualsatisfactorylocalcolorpropagationresults,butalsopreservethetexturedetailswell. KeywoRdS Colorization, Gradient Preservation, Image Inpainting, K-Means Clustering, Local Editing

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