<h2 id="qwen-image-2.1-hdr-vae">Qwen Image 2.1 HDR VAE</h2>NOTE: This works as part of the "diffusers import QwenImage21Pipeline" currently support comfy-ui is questionable.Fine-tuned Qwen Image 2.1 autoencoder for RGBA / HDR-oriented reconstruction.The goal is stronger dynamic range, color volume, and detail energy for HDR-style workflows—not perfect fidelity to the source frame.<ul><li>+34% color volume</li><li>+50% edge density</li><li>+16% gradient energy</li><li>2× sharpness</li><li>+20% saturation</li></ul>QWEN HDR VAE maintains extremely high SSIM score of 0.944 vs 0.958 (Base 2.1 VAE). PSNR drops by 6db which is expected when the goal is enhancement.## LicenseSee <code>LICENSE</code> (Qwen Research terms).

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