2) quasi-orthogonal wavelet
准正交小波
1.
The mathematical properties of the quasi-orthogonal wavelets were analyzed.
进而分析了准正交小波的数学特性,尤其是正交性;通过与诸多常用小波的比较,表明本文的准正交小波具有很好的性能。
3) orthonormal ridgelets
标准正交脊波
4) orthonormality
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标准正交
1.
In this paper,the orthonormality in 2-normed spaces is discussed and Bessel s inequality in 2-normed spaces is deduced.
本文对2-赋范空间中的标准正交进行了一定的讨论,并给出了2-赋范空间的Bessel不等式。
5) orthonormal wavelet
正交小波
1.
A short-cut method of constructing Daubechies biorthonormal wavelet with even symmetry double scale parameter;
偶对称双尺度因数的Daubechies双正交小波简捷构造法
2.
The extended matrix corresponding to multiple channelorthonormal wavelet filters is also obtained in this paper, which solves the problem of the general solutions of matrixextension associated with multiple channel orthonormal wavelet filters systematically.
借助于多相位分解,提出了多通道低通滤波器经相位分解后相应的向量的酉扩充方法,由此得到多通道正交小波滤波器所对应的扩充矩阵。
3.
Compactly supported orthonormal wavelet, compactly supported biorthogonal wavelet, and B spline wavelet, etc.
紧支集正交小波、样条小波和双正交小波等都是利用滤波器组来构造的 。
6) orthogonal wavelet
正交小波
1.
Choosing proper orthogonal wavelet function,the low frequency sub-band was enhanced obviously and the high frequency sub-band was restrained moderately to realize image enhancing via the modulation of information entropy window.
选择适合的正交小波函数,可使图像的低频子带大幅度提升,对高频子带适度抑制,在信息熵窗系数的调配下实现了图像的增强处理。
2.
The construction of the B-spline wavelet is simple, and it has better stability than the orthogonal wavelet.
与正交小波相比 ,样条小波构造简单 ,对信号的重构具有更好的稳定性 。
3.
On the basis of wavelet transform technique and OFDM modulation technique, an technique substituting multi-scale orthogonal wavelet for cosine function in OFDM for the optimiza- tion design of system is proposed.
给出了基于小波变换技术的正交频分复用(OFDM)调制技术,并使用多尺度正交小波基替代 OFDM 中的余弦函数,对 OFDM 进行了优化设计,该设计方法可明显提高 OFDM 性能,克服其不足,增强其综合抗扰能力。
补充资料：标准正交基
由单位向量构成的正交基称为标准正交基. 注: ① 由正交基的每个向量单位化,可得到一组标准 正交基. ② 维欧氏空间v中的一组基 为标准正交基 ③ 维欧氏空间v中的一组基 为标准正交基。
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