一种基于构建卷积核的卷积神经网络水质参数测量方法

By constructing spectral convolution kernels for the target and interfering substances, and combining a neural network model with singular value decomposition and the sigmoid function, the modeling difficulties of convolutional neural networks in water quality parameter measurement were solved, achieving rapid modeling and improving anti-interference capabilities.

CN117894383BActive Publication Date: 2026-07-17OCEANOGRAPHIC INSTR RES INST SHANDONG ACAD OF SCI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
OCEANOGRAPHIC INSTR RES INST SHANDONG ACAD OF SCI
Filing Date
2023-12-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing convolutional neural networks require a large amount of data for training in water quality parameter measurement and are difficult to model effectively. Furthermore, traditional methods are sensitive to interfering substances, leading to difficulties in modeling and training.

Method used

By constructing spectral convolution kernels for the target and interfering substances, extracting key convolution kernels using singular value decomposition, and combining them with a neural network model using the Sigmoid function, convolution operations and predictions are performed on the spectral data.

Benefits of technology

It enables rapid modeling and calibration, improves the anti-interference capability and environmental adaptability of spectroscopic water quality analysis instruments, and reduces the sample requirement and training difficulty.

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Abstract

本发明提出一种基于构建卷积核的卷积神经网络水质参数测量方法,包括以下步骤:配制多份不同浓度的目标物质水溶液;构建目标物质的光谱卷积核;配制多份不同浓度的干扰物质水溶液;构建干扰物质的光谱卷积核;计算卷积值;利用各个卷积值对光谱数据进行训练,建立水质参数预测模型并获得待测水样中的目标水质参数。本发明采用构建卷积核的方法实现卷积神经网络预测水质参数模型,显著改善传统卷积神经网络模型中样本需求量高、训练难度大等难题,可实现光谱法水质分析仪器的快速建模与标定;本方法在建模过程中不仅分析了目标物质的光谱,同时也考虑了水样中干扰物的光谱,可有效提升光谱法水质析仪器的抗干扰能力与环境适应性。
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