基于计算光谱的光谱重构方法、系统及光谱测量仪
By constructing a numerical calculation model of the spectrometer and applying various constraints, the problem of noise influence in spectral reconstruction was solved, achieving higher accuracy and more stable spectral information reconstruction.
CN115165098BActive Publication Date: 2026-07-17崔汉骁
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- 崔汉骁
- Filing Date
- 2022-06-23
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing spectrometers have weak signal noise suppression capabilities during spectral reconstruction, resulting in significant measurement errors and affecting measurement accuracy.
Method used
By constructing a numerical calculation model of the spectrometer, using basis functions to transform it into a linear model, and combining constraints of various norms and objective functions, the numerical oscillations caused by noise are suppressed, thereby improving the accuracy of spectral information reconstruction.
Benefits of technology
It effectively suppresses numerical oscillations caused by noise, improves the accuracy and stability of spectral information reconstruction, and is particularly effective in processing small sample data.
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Figure CN115165098B_ABST
Abstract
本发明公开了一种基于计算光谱的光谱重构方法、系统及光谱测量仪，包括采集以一组电磁波作用于光学感应器件上产生的响应信号，形成响应信号集合；根据响应信号集合及各光学感应器件对应的响应函数构建光谱测量仪的数值计算模型，并将数值计算模型进行离散化处理得到包含待求解参数的线性模型；根据参数和矩阵族将所述线性模型转化为一包含待求解参数的数值优化模型，并确定数值优化模型的约束条件对所述数值优化模型进行求解，得到待求解参数；最后根据待求解参数重构出高精度的光谱信息。
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