Tutorial – Global hot pixel removal

Global Hot Pixel Removal and Signal-based Noise Reduction (Ai-free!) Introduction Summertime landscape astrophotography in the southwest can be seriously sweat-inducing. Chances are that if you’re standing in one place and still feel hot, so does your camera sensor! The aptly named ‘hot pixel’ is a defective pixel or grouping of subpixels that becomes most noticeable […]

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