提出了利用二次模变换计算同杆双回输电线路潜供电流与恢复电压稳态值的方法。

A new method for calculating secondary arc current and recovery voltage on double-circuit transmission lines by twice-model transformation was proposed.

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以二次光滑小波作为小波函数，对水果红外图像进行二维二进小波变换，计算了小波变换结果的局部模极大值点，从而得到了水果红外图像的轮廓。

A quadratic lubricity wavelet as wavelet function was defined to do the two dimensional dyadic wavelet transform on fruit infrared image, and to get local modulus maxima from the results.

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