吉林大学学报(工学版) ›› 2023, Vol. 53 ›› Issue (2): 555-561.doi: 10.13229/j.cnki.jdxbgxb20211312
摘要:
针对图像受噪声影响导致特征识别精度下降的问题,提出了基于多源大数据分析的图像特征智能识别模型。根据改进的自适应二维中值滤波法,对所有小窗口内像素排查,过滤噪声,若检测到未被噪声污染的像素则直接输出,在单尺度模糊数学基础上,利用三高斯模型经过迭代处理均匀图像亮度值,将邻域中心点灰度取值分解为实部、虚部,提取局部二值特征和Brushlet特征,将邻近两个像素灰度值作减法运算,根据启发因子与灰度梯度最大值,智能识别图像特征。仿真实验结果表明:所提模型在图像不清楚情况下能均衡调节分辨率,且保证信息完整,识别结果精准有效,抗噪能力强。
中图分类号:
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