Masked Diffusion Challenges Left-to-Right Decoding in Generative Recommendation (Recsys'26)

This paper introduces MDGR, a masked diffusion framework for generative recommendation that replaces autoregressive left-to-right decoding with a parallel mask-denoising process, achieving up to 6.56% relative improvement offline and significant online gains in Alibaba's advertising platform.

AlibabaGenerative RecommendationMasked Diffusion

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