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单词 wavelet
释义

wavelet /'weɪvlɪt//'wevlət/

英汉-汉英词典
n. 小浪,微波
词组 | 习惯用语
您要查找的是不是:
  • wavelength n. 波长 具有相同的/不同的思路;合拍;不合拍;与… 所见略同/不同
  • wavelets n. 小波;微波(wavelet的复数)
wavelets n. [物] 小波;微波(wavelet的复数)
wavelet transform 小波变换
wavelet denoise 小波去噪
gabor wavelet gabor小波
wavelet analysis 小波分析
wavelet decomposition 子波分解; 小波分解;
symmetric wavelet 对称子波
steerable wavelet 可操纵小波
orthogonal wavelet 正交小波
wavelet transformation 小波变换; 子波变换;

网络短语:
interval trigonometric spline wavelets 区间三角样条小波
normalized tight frame wavelet 规范紧框架小波
anti symmetrical biorthogonal wavelets 反对称双正交小波
compactly supported orthogonal wavelet 紧支集正交小波
compactly supported spline wavelet 紧支撑样条小波
nearly orthogonal interpolating wavelet 几乎正交内插小波
Frequency limited orthogonal wavelet 带限正交小波
compactly supported biorthogonal wavelet 紧支撑双正交小波基
compactly supported orthonormal wavelet 紧支撑正交小波
英语例句库
  1. The theoretical seismicwavelet clearly indicates the characteristics of real seismic wavelets in seismic ex-ploration to thus improve geop...
    该成果不仅对地震勘探有实用价值,而且对处理其它形式的瞬时震源问题也有一定的理论意义。
  2. In complicated frequency components domain, wavelet scalogram and assigned wavelet scalogram were used to further analyze vibration signals.
    在频率成分较复杂的地方,利用小波尺度图和再分配小波尺度图进行细化分析。
  3. The problem for constructing wavelets from a M-band orthogonal interpolatory scaling function was considered.
    摘要考虑由M-带正交插值函数构造相应小波函数的矩阵扩充问题。
  4. The paper has researched the remote sensing image wavelet packet fusion based on the ARSIS concept.
    摘要研究了基于ARSIS概念的遥感影像的小波包融合方法。
  5. This paper proposes a multistate document segmentation method based on wavelet transform and the hidden Markov tree (HMT) model.
    该文基于小波域多状态隐马尔科夫树(HMT)模型,引入一种新的文本分割方法。
  6. The principal of wavelet denoising is introduced and the replicability of GPS multipath effect in dynamic environment is discussed firstly.
    介绍了小波滤波去噪的原理并讨论在动态环境下GPS多路径效应的重复性问题。
  7. Their properties were characterized by using integral transformation and matrix theory.Two biorthogonality formulae for the multiple vector-valued multivariate wavelet packets were obtained.
    运用积分变换与矩阵理论,刻划它们的性质,得到两个双正交公式。

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原声例句
Crash Course Physics 速成课物理

Each of those little half-circles is called a wavelet.

这些小半圆中的每一个都 称为小波

Crash Course Physics 速成课物理

The wavelets from the part of the wave near the edge will curve behind the edge.

来自靠近边缘的部分波的小 将在边缘后面弯曲。

Crash Course Physics 速成课物理

But the part that isn't blocked keeps moving past the edge, and it follows Huygens' principle, forming wavelets.

但是没有被阻挡的部分会一直移动到边缘之外,它遵循惠更斯原理,形成小波

Crash Course Physics 速成课物理

Finally, you draw a curve that's tangent to each wavelet, meaning that it touches each half circle at exactly one point.

最后,绘制一条与每个小相切的曲线,这意味着它恰好在一个点接触每个半圆。

Crash Course Physics 速成课物理

And when you draw a line to connect all the wavelets, you end up with a line that bends around the edge.

当你画一条线来连接所有的小波时,你最终会得到一条围绕边缘弯曲的线。

中文百科

小波分析

Meyer
Morlet
墨西哥帽

小波分析(wavelet analysis)或小波转换(wavelet transform)是指用有限长或快速衰减的、称为母小波(mother wavelet)的振荡波形来表示信号。该波形被缩放和平移以匹配输入的信号。

小波一词由Morlet和Grossman在1980年代早期提出。他们用的是法语词ondelette - 意思就是"小波"。后来在英语里,"onde"被改为"wave"而成了wavelet。

小波变换分成两个大类:离散小波变换(DWT) 和连续小波转换(CWT)。两者的主要区别在于,连续变换在所有可能的缩放和平移上操作,而离散变换采用所有缩放和平移值的特定子集。

英语百科

Wavelet 小波分析

Seismic wavelet
Meyer
Morlet
Mexican hat

A wavelet is a wave-like oscillation with an amplitude that begins at zero, increases, and then decreases back to zero. It can typically be visualized as a "brief oscillation" like one might see recorded by a seismograph or heart monitor. Generally, wavelets are purposefully crafted to have specific properties that make them useful for signal processing. Wavelets can be combined, using a "reverse, shift, multiply and integrate" technique called convolution, with portions of a known signal to extract information from the unknown signal.

近义、反义、联想词
近义词
n.
wave, moving ridge

联想词
Fourier傅立叶;spectral光谱的;algorithm算法;fractal不规则碎片形;amplitude广阔;nonlinear非线性的;waveform波形;interpolation窜改;parametric参数的,参量的;orthogonal直角的,直交的;stochastic随机的;
英英词典
wavelet n.
  1. a small wave on the surface of a liquid

  2. synonymous: ripple, rippling, riffle
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更新时间:2025/6/23 23:06:21