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基于DMD的反射压缩光谱成像系统与基于变压器的重建方法相结合

Xinyu Liu, Chang Wang, Yang Zhang

|April 1, 2025

概括

本研究引入了一种使用数字微镜装置 (DMD) 的新型压缩光谱成像 (CSI) 系统,用于更快,更准确的光谱数据采集和重建. 创新的设计提高了光谱图像质量和效率.

科学领域:

光学和光子学在光学和光子学.
图像处理图像处理
计算成像技术的成像

背景情况:

压缩光谱成像 (CSI) 提供快速数据采集,但在紧的设计和高效的重建方面面临挑战.
现有的CSI系统往往缺乏集成的高性能编码和解码机制.

研究的目的:

开发一个紧而高效的CSI系统,提高光谱图像重建准确度.
引入一种新的重建算法,利用变压器网络提高性能.

主要方法:

一个紧的反射光学路径设计,使用数字微镜装置 (DMD) 进行独立的压缩测量.
一种基于变压器的重建方法,采用补丁划分和对远程依赖关系的分析.
在对象和图像点之间直接进行一对一映射,以简化重建算法.

主要成果:

证明了256x256x22光谱图像数据立方体的有效获取和重建.
在465-675nm波长范围内获得了高质量的光谱数据.
拟议的系统和方法显著提高了重建的准确性和效率.

结论:

开发的CSI系统以DMD为基础的设计和变压器重建为光谱成像提供了显著的进步.
这种方法可以实现更快,更准确,更紧的光谱数据采集和处理.
该系统有潜力用于需要高分辨率光谱信息的各种应用.

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