Three high frequency parts from wavelet transforms are turned into spherical coordinate, in which it applies the method to image de noising by the wavelet shrinkage parameters based on statistical characteristics.
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- 該方法把線(xiàn)性小波變換后得到的 3個(gè)高頻分量通過(guò)球坐標變換后 ；得到球坐標下 3個(gè)分量 ；然后在球坐標中根據圖像統計特性設定的收縮因子處理小波收縮去噪 .
