Interactive Image Recoloring With Single-Scribble Region Inference

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Solution Overview

Problem

Conventional image recoloring methods require substantial user intervention and computational resources, making them tedious and time-consuming, especially on mobile devices.

Innovation Solution

A system that allows users to interactively recolor image regions using a single scribble and specified color, employing graphical model inference and preprocessing techniques to optimize computational efficiency and minimize user interface flow.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional image recoloring methods are used, then recolorization can be achieved, but user intervention and computational processing become substantial and time-consuming

Engineering Contradiction:
Improveuser interventionVSAvoidtime-consuming
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent applies partial action by requiring only a single scribble from the user to initiate recoloring, rather than demanding comprehensive annotations or multiple editing steps. This minimal user input triggers an automated process that handles the complex recoloring task, significantly reducing both user intervention and time consumption while maintaining effective recolorization functionality

Inventive Principle:
Principle #16Partial or excessive action

2Manufacturing precision

If conventional image recoloring methods are used, then recolorization can be achieved, but computational processing becomes expensive and complex

Engineering Contradiction:
Improverecolorization qualityVSAvoidcomputational processing
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent extracts the computationally intensive recoloring processing from the user interaction flow, separating the simple user action (scribble) from the complex system processing (automated recoloring). This extraction allows high-quality recolorization to be achieved through automated algorithms without requiring the user to engage with complex computational processes, effectively decoupling quality output from operational complexity

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If mobile devices are used for image recoloring, then accessibility is improved, but computational resources and processing speed are limited

Engineering Contradiction:
Improvemobile device compatibilityVSAvoidprocessing speed
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent applies preliminary action by performing preprocessing on the input image before the main recoloring operation. This preprocessing step prepares the image data in advance, optimizing it for the subsequent recoloring process and enabling faster processing on mobile devices with limited computational resources, thus improving productivity without sacrificing mobile compatibility

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260086702A1Interactive image recoloring
Publication Date: 2026.03.26 SNAP INC
  • US20260086702A1 patent drawing
  • US20260086702A1 patent drawing
  • US20260086702A1 patent drawing

AI summary

Disclosed are systems, methods, and computer-readable storage media to perform an interactive image recolorization process. The method includes receiving user input including a stroke drawn on an image presented on a client device. The stroke comprises a user-specified color. The method further includes determining a region of interest in the image. The method further includes recolorizing the region of interest on the image based on the user-specified color and causing presentation of a result of the recolorization on the client device.