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Continue to ChatQuery : How do I reduce noise in an image? I have a map image, similar to this: (click for larger) At 100%, the ocean is noisy and therefore not effectively compressed to png. Please point me in https://vmapp.org/query/6594/How-Do-I-Reduce-Noise-In-An-Image-I-Have-A-Map-Image-Similar-To-This-Click-For-Larger-At-100-The-Ocean-Is-Noisy-And-Therefore-Not-Effectively-Compressed-To-Png-Please-Point-Me-In/