...有限元方法；多尺度变换；快速算法 [gap=815]Key words： induction heating；Finite Element Method；multi -scale transform；fast algorithm ...
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multi-scale transform 多尺度变换
multi scale transform 多尺度变换
multi-scale Fourier-Mellin transform 多尺度Fourier
multi-scale Hough transform 多尺度Hough变换
Based on the discussion of the theory of wavelet transform of images, a practical multi scale edge detecting method is put forward and the ways to suppress noise interference are discussed.
在对图像的小波变换原理讨论的基础上，提出了一种较为实用的图像多尺度边缘检测方法，同时对如何抑制噪声的干扰进行了讨论。
Taking the negative pressure wave produced by pipeline leakage as a transient signal, the multi scale wavelet transform can be utilized to identify the pipeline leakage signal in local.
利用多尺度小波变换，把管道泄漏产生的负压波信号作为瞬态信号，来识别管道的局部泄漏特征。
Applying wavelet transform, differential equation of multi-scale structural dynamic was obtained and the parameter recognition of damage identification was analyzed in structural dynamic system.
应用小波变换，推导了多尺度结构动力方程来分析结构动力系统中的损伤识别。
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