使用全光学多层神经网络的高容量定向信息处理器
Guannan Wang1, Xiaofei Zang1,2, Teng Zhang1
1Terahertz Technology Innovation Research Institute, and Shanghai Key Lab of Modern Optical System, University of Shanghai for Science and Technology, No. 516 JunGong Road, Shanghai, 200093, China.
Science advances
|November 21, 2025
概括
我们介绍了使用元表面进行高级信息处理的定向衍射深度神经网络 (D-D2NN). 这种新的方法通过可控光传播实现了高容量的数据处理,分类和加密.
科学领域:
- 光学和光子学 在光学和光子学.
- 人工智能的人工智能是人工智能.
- 材料科学是一种材料科学.
背景情况:
- 超表面为光传播提供了前所未有的控制.
- 深度神经网络 (DNN) 是强大的计算工具.
- 将DNN与光学组件集成可以增强处理能力.
研究的目的:
- 提出并演示一个定向衍射深度神经网络 (D-D2NN).
- 为高容量信息处理和新型功能利用超级表面.
- 探索数据分类,加密和人工智能的应用.
主要方法:
- 将波传播方向编码到DNN架构中.
- 使用三个自旋脱的元表面,同时控制几何和传播相.
- 操纵元表面之间的距离,以实现高容量的信息处理.
主要成果:
- 证明了使用元表面的方向依赖功能.
- 通过控制的地表间距实现了高容量的信息处理.
- 在两个频道中成功分类数字和时尚产品,并在四个频道中执行类似计算的功能.
- 通过将信息分为多个道,展示了大量数据加密的潜力.
结论:
- 拟议的D-D2NN提供了一个用于先进光学信息处理的多功能平台.
- 基于metasurface的深度学习网络为大规模并行处理,模式识别和AI系统提供了灵活的路线.
- 这种方法为安全高效的数据处理和人工智能应用开辟了新的途径.
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