TCAQ-DM applies timestep-channel reparameterization, adaptive post-Softmax quantizer selection, and progressive aligned reconstruction to post-train quantize diffusion models down to W4A4 with usable FID.
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TCAQ-DM: Timestep-Channel Adaptive Quantization for Diffusion Models
TCAQ-DM applies timestep-channel reparameterization, adaptive post-Softmax quantizer selection, and progressive aligned reconstruction to post-train quantize diffusion models down to W4A4 with usable FID.