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建筑知识蒸用于进化生成对抗网络
Yu Xue1, Yan Lin1, Ferrante Neri2
1School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing 210044, P. R. China.
International journal of neural systems
|February 19, 2025
概括
本研究介绍了用于进化GAN (AKD-EGAN) 的架构知识蒸,增强生成对抗网络 (GAN) 训练稳定性和图像质量. AKD-EGAN 改进了神经架构对GAN的搜索,在图像生成任务中实现了卓越的性能.
科学领域:
- 人工智能的人工智能
- 计算机视觉 计算机视觉
- 机器学习 机器学习
背景情况:
- 生成对抗网络 (GAN) 在图像生成方面表现出色,但遭受不稳定的训练,限制其实际使用.
- 针对GAN的一次性神经架构搜索 (NAS) 往往会导致由于遗传的权重导致低优化的子网络,进一步降低性能.
研究的目的:
- 解决GAN培训和NAS中的不稳定性和性能退化问题.
- 为改进的GAN架构搜索和培训提出一个新的框架,即进化GAN的架构知识蒸 (AKD-EGAN).
主要方法:
- 采用两阶段的方法:在超级网络培训期间使用架构知识蒸 (AKD) 来优化子网络并加速学习.
- 使用多目标进化算法 (MOEA) 以基于多个性能指标有效搜索最佳子网架构.
- 包含一个有效的架构继承策略,以增强GAN稳定性和图像质量.
主要成果:
- 与GAN图像生成中最先进的方法相比,AKD-EGAN显示出更高的性能.
- 在CIFAR-10数据集上获得了7.91的Fréchet初始距离 (FID) 和8.97的初始得分 (IS).
- 在STL-10数据集上获得了竞争性结果,FID为20.32和IS为10.06.
结论:
- AKD-EGAN有效地提高了GAN培训稳定性和图像生成质量.
- 提出的方法提供了一个高效和有效的解决方案,用于在GAN中搜索神经架构.
- 代码和模型是公开可用的,用于进一步的研究和应用.
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