• Author(s): Feng Liang, Akio Kodaira, Chenfeng Xu, Masayoshi Tomizuka, Kurt Keutzer, Diana Marculescu

This paper presents a novel approach to improving the efficiency and quality of image generation using diffusion models. The proposed method introduces an efficient sampling technique that significantly reduces the computational cost while maintaining high-quality image outputs. Diffusion models have shown great promise in generating high-fidelity images, but their practical application is often limited by the extensive computational resources required for sampling. The new technique addresses this limitation by optimizing the sampling process, thereby making diffusion models more accessible for real-world applications.

The core of the proposed method involves a strategic modification of the sampling algorithm, which allows for faster convergence without compromising the integrity of the generated images. This is achieved through a combination of advanced mathematical formulations and algorithmic optimizations that streamline the sampling steps. The paper provides a detailed theoretical analysis of the proposed technique, demonstrating its effectiveness in reducing the number of required sampling iterations.

Extensive experiments are conducted to validate the performance of the new sampling method. The results show a substantial reduction in computational time compared to traditional sampling techniques, with minimal impact on image quality. The experiments cover a wide range of datasets, including both synthetic and real-world images, to ensure the robustness and generalizability of the approach. Additionally, the paper compares the proposed method with existing state-of-the-art techniques, highlighting its advantages in terms of efficiency and scalability.

This paper contributes to the field of image generation by offering a practical solution to the computational challenges associated with diffusion models. The proposed efficient sampling technique not only enhances the feasibility of using diffusion models in various applications but also opens up new possibilities for their deployment in resource-constrained environments. The findings underscore the potential of this approach to advance the state of the art in image generation technology.