Author

Michael S. Brown

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Preprint Sep 2026

Adaptive Color Grading

Independent control of tonescale regions (e.g., shadows, highlights) is essential for painters, photographers and cinematographers to bring 2D images to life. In image manipulation software this is most directly addressed by color grading modules, which use intensity thresholds to segment distinct illumination regions...

Trevor D. Canham, Abhijith Punnappurath, Michael S. Brown · 0 citations

#artificial intelligence Preprint Sep 2026

PrismGPT: Proxy-Guided Learning for Region-Aware Photo Editing with Self-Synthesized Reasoning

Professional photo finishing relies on both global adjustments and region-specific local edits guided by semantic masks, yet current automated methods handle this workflow only partially. We present PrismGPT, a Vision-Language Model (VLM) framework that produces structured, region-aware editing plans from a single inpu...

Ke Zhao, Hue Nguyen, Abhijith Punnappurath et al. · 0 citations