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2026 water VFX upscalers report 8× and 128×128→1024×1024 consistently, but VMAF 95.0 and temporal residual thresholds remain unproven on moving-specular water. Independent technical note mirroring the canonical version: https://ai-videoupscale.com/blog/testing-2026-water-vfx-upscalers-vmaf-gate-and-flicker-tiebreaker.php
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Marcus Vance (2026) studied this question.
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