wavelet
英音[ ˈweɪvlət ] 美音[ ˈweɪvlət ]

小波

常用释义

词性释义

n.

微波,小浪
例句
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  • 小波
  • 子波
  • 微波
The continuous wavelet transform (CWT) has been used to measure harmonics due to its excellent time-frequency character.
连续小波变换(CWT)因其良好的时频局部化特性,可用来分析谐波。
小波变换用来实时提取基音,并对比了多尺度和单一尺度两种算法。
The result shows that this kind of representation used to obtain the wavelet filters directly is effective in time domain.
而且在时域中用来直接获得小波滤波器是有效的。
This kernel is proposed in this paper and is proved to be able to improve training speed and precision of the wavelet SVM.
文中提出并证明了一种新的径向基小波支持向量核,可提高小波SVM的训练速度和逼近精度。
Chirplet transform is the general form of Fourier transform, short-time Fourier transform and Wavelet transform.
线调频小波变换是傅里叶变换、短时傅里叶变换和小波变换的一般形式。
在训练小波神经网络时,采用了改进的梯度下降算法。
实验结果表明,该方法能够有效融合三维几何信号,基于限邻域经验模式分解的重构效果优于小波分解。
小波认为,这样一个随便的女孩,肯定不只和他一个人发生过性关系。
试验结果表明,该算法要优于零树小波图像压缩编码算法。
The emergence of wavelet analysis is the result of a multidisciplinary effort that brought together many intersect fields.
小波分析的出现,是不同学科、不同领域的交流与交叉学科发展的结晶。
最后通过小波浅析浅析和神经网络理论浅析浅析加速度信号来判断汽车碰撞时的方向。
At last, we have added this wavelet filter module in testing system, proved that this system is real-time, veracity, agile.
最后在电磁无损检测系统中加入设计的小波滤波器模块,验证了其准确性、灵活性和实时性。
Meanwhile, wavelet transform idea is applied to this paper and a new wavelet de-noising method in OFDM channel estimation is proposed.
另外,将小波变换思想运用到OFDM信道估计中,提出一种基于小波去噪的OFDM信道估计新方法。
人们期望一种对子波的相位不做任何假设的更为准确的子波提取方法。
结论小波变换的特性使其在医学图像处理领域具有很好的应用前景。
计算机仿真结果表明,该算法可稳定有效地选取最优的去噪阈值参数。
结论将小波变换级联形态滤波的去噪方法应用到载人航天过程中是可行的。
使用小波变换零检测算法可实现人眼虹膜图像的编码和识别。
并探索了不同的小波基和阈值选取准则以及分解尺度对矿震信号去噪结果的影响。
提出了一般形式不可分离变量的多元小波变换。
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。
利用形态小波的不同级连方式和高频系数的处理实现生物芯片图像的滤波增强。
In a process of seismic data processing, the wavelet processing with mixed phase is always an important project.
在地震资料处理中,混合相位子波处理一直是一个重要课题。
采用谐波小波对裂纹转子的非线性振动信号在低频段进行了分析。
同时小波变换本身也存在着基函数过长的问题,从而引起了低比特压缩中较为严重的虚影的出现。
The simulation results show that the intrusion can be fully detected by the energy difference of the wavelet coefficients.
仿真实验表明,小波系数的能量差能很好地反映出视频流受攻击的情况。
The main purpose is to discuss the stationarity of two classes of nonstationary processes after wavelet transformations.
主要讨论了两类非平稳过程小波炇换后的平稳性。
Then we calculate the resulting wavelet coefficients through multi-resolution interpolation using a time-varied weight function.
然后,通过基于时变权函数的多分辨率插值,得到各变形结果图像的小波系数;
应用小波分析方法和偏微分方程方法进行图像处理是一个重要课题。
由于引入了小波树,隐藏了扫描路径,因此SPIHT算法能获得较高压缩比,同时保持较好的图像解码质量。
1·This is the same sound as led to the previous image, but Fischer has chosen a different type of wavelet to perform the transform and has played around with the result to produce a floral effect.
这是上幅图中同样的声音信号形成的声图,但是菲舍尔用了另外一种不同形式的小波进行变换,而且在声图上玩了一些花样,得到了这样花朵锦簇的效果。
2·It is then subject to such mathematical indignities as wavelet decomposition, multi-resolution Fourier analysis, polyphase filtering and discrete cosine transformation.
接下来它还要经过一些数学处理程序,比如小波分解,多重分辨率傅立叶分析,多相过滤,离散余弦变换等。
3·Therefore, a lossy Internet image transmission scheme based on wavelet transform is presented, by which Internet image transmission time can be decreased substantially.
因此,提出了一种基于小波变换的因特网图像传输方案,能大大缩短通过因特网的图像传输时间。
4·Applying wavelet denoise to improve the test signal, the dynamic characteristic parameters of a overflow valve were obtained by selecting characteristic point of the signal.
此系统应用小波降噪的方法提高测试信号的质量,然后提取信号特征点,得到溢流阀动态特性的各项参数。
5·Finally, the marked virtual images are gotten with inverse wavelet transform and a new group of control points is obtained based on the pixel value of the virtual image.
最后,进行小波逆变换,得到含有水印信息的虚拟图像,根据虚拟图像中的象素值就可以得到一组新的控制顶点坐标。
1·During the processing of seismic data interpretation of Tahe Oilfield, pseudomorphism of adjoint phase caused by non zero phase wavelet was easily interpreted as effective reflection.
在塔河油田联片地震资料解释过程中,地震子波非零相位化造成的“伴随相位”假象很容易被当成有效反射加以解释。
2·These methods all use surface consistency to separate out amplitude and wavelet informations, bringing good results.
这些方法都利用了地表一致性特点,来分离振幅与子波信息,并取得了较好的效果。
3·Transmission of wavelet coded images over lossy packet networks presents an image reconstruction problem.
在丢包信道中传输子波编码图像时,存在图像重构问题。
4·A multiuser detection method based on adaptive wavelet network is proposed.
提出了基于自适应子波网络的多用户检测方法。
5·Common methods for Q-value calculation are rise-time method, spectral ratio method, spectrum modeling method, wavelet modeling method and so forth.
通常用于求取q值的方法有升时法、频谱比法、谱模拟法及子波模拟法等。
1·This paper introduced the basic theories of wavelet .
本文介绍了微波的基本原理。
2·Cardioversion outcome prediction based on the wavelet technique increased the specificity up to 66% at the 95% sensitivity level.
基于微波技术心脏复律结果的预测,可将诊断特异性提高至66%(在95%的可信区间)。
同义词
n.
微波,小浪