2) wavelet soft threshold algorithm
小波软阈值算法
1.
In order to denoise the image with Gaussian white noise and impulse noise,on the basis of wavelet soft threshold algorithm,a modified median filter algorithm is proposed based on noise number-judgement.
仿真结果表明,该算法能够同时抑制高斯白噪声和脉冲噪声,可以更好地保留图像的边缘细节,与小波软阈值算法、小波硬阈值算法、中值滤波算法相比,具有更好的去噪性能。
3) wavelet hard threshold algorithm
小波硬阈值算法
1.
The denoising performance is more effective than that of wavelet soft threshold algorithm,wavelet hard threshold algorithm and median filter algorithm.
仿真结果表明,该算法能够同时抑制高斯白噪声和脉冲噪声,可以更好地保留图像的边缘细节,与小波软阈值算法、小波硬阈值算法、中值滤波算法相比,具有更好的去噪性能。
4) wavelet thresholding method
小波阈值法
1.
Translation-invariant de-noising of electrocardiogram signal based on improved wavelet thresholding method;
基于改进小波阈值法的平移不变心电信号去噪
5) wavelet threshold shrinkage algorithm
小波阈值萎缩算法
6) Wavelet soft thresholding
小波软阈值法
1.
A wavelet soft thresholding kernel partial least squares (WSTKPLS) method was developed to perform simultaneous quantitative analysis of the mixture of o-dihydroxybenzene, m-dihydroxybenzene, p-dihydroxybenzene and phenol with overlapping spectra.
结合小波软阈值法和核心偏最小二乘法改进回归质量。
2.
The white noise is removed in the functions by wavelet soft thresholding, The results showed that noise is removed as well as the feature of the function is kept by Wavelet Soft Thresholding, The method is better.
利用小波软阈值法对加入一维图像的白色噪音进行除噪。
3.
The statistical noise was removed in SPECT images by wavelet soft thresholding,The results showed that noise in images was removed as well as the feature of the SPECT image was kept by Wavelet Soft Thresholding.
利用小波软阈值法对加入统计噪音的SPECT图像除去噪音。
补充资料：地理阈值
亦称地理临界值。它将地理系统中的不同状态加以分隔与区分，把某一性质的表现范围加以限制和说明。在此种意义上，地理阈值代表了系统的“状态空间”的非连续性。在一般叙述中，常把地理阈值等同于地理系统边界条件，但二者是有区别的：如果两种不同的状态同时存在于相同的边界条件之中时，地理阈值的表现可能是“非传递性”的转移；而当两种不同状态分置于不同的边界条件之中时，地理阈值的表现可能是“过渡性”地转移。无论是非传递性转移的地理阈值，还是过渡性转移的地理阈值，都使地理系统中不可能具备唯一的、通用的或稳定的解。所谓“解”都是有条件的，都是在地理阈值约束下的解。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条