dwt

Gina almost killed us driving over here, she was DWT. I finally grabbed the phone out of her hand before we wrecked.

来的路上吉娜差点害死我们，她边开车边发简讯。后来我从她手里把手机抢过来，还避免了车祸。

With a little shift between images, the fusion result base on DTCWT methods is much better than DWT.

在图像有较小位移情况下，基于DTCWT算法的融合结果要比DWT好得多，融合效果较好。

since the dwt coefficients have the property of energy conservation in the low frequency part , it is suitable for data compression.

由于小波转换后的系数呈现能量集中低频的特性，非常适合影像资料压缩的前处理。

The DWT is a time frequency analysis technology, which detects the subtle small changes in the target spectrum.

离散子波变换具有时频分析特性，能将信号的细微变化反映出来。

To complete our discussion of the DWT, let's look at how the wavelet coefficient matrix is applied to the data vector.

作为我们对DWT的讨论的最后一部分，我们看一下怎样把小波系数矩阵运用于数据向量。

In fact, the chip implementation of 2D DWT is that of a set of biorthogonal wavelet FIR filters.

2DDWT的硬件实现实际上是一组具有有限冲击响应的双正交滤波器（FIR）的实现。

Prepacked aggregate concrete which is a new technique has been used in the bed plate of Zhongyuan 60000 dwt Dock.

中远船坞底板采用预填骨料升浆砼新工艺。

To avoid errors during the image DWT decomposition and reconstruction, we adopt lifting and integer DWT is also be used.

为了避免在图像小波分解及重构的过程中产生误差，本文采用了提升和整数小波变换。

Finally, after the two split signals were embedded into the image block of the DWT and SVD domain.

最后，将这两个分割后的信号分别嵌入到图像块的DWT和SVD域中。

The discrete wavelet transform ( DWT ) has been applied to signal processing systems.

离散小波变换已广泛应用于信号处理中。

To identify the obtained response time series, a discrete wavelet transform (DWT) technique was proposed.

对于所获得的响应时间序列的识别，建议了一种离散小波变换（DWT）的技术。

This paper presents a existing kind of semi-fragile watermarking authentication algorithm based on the DWT (Discrete Wavelet Transform).

提出了一种基于离散小波变换的半脆弱水印认证算法。

A DWT Blind digital watermarking embedding and detection method by trembling 3rd-order DWT coefficient of low frequency energy is presented.

提出了一种DWT数字盲水印的嵌入和检出方法，该方法利用均值抖动的嵌入原理对三阶DWT变换后的低频能量系数进行水印的嵌入。

This paper is organized as follows: A brief review of Discrete Wavelet Transform (DWT) and wavelet filter banks are provided in section II.

本文安排如下：简要回顾了离散小波变换（DWT域）和小波滤波器银行第二节。

In this paper, a visible watermarking algorithm is carried out in DWT domain based on mask effect to noises of original image.

根据可见水印性质和载体图像的噪声掩蔽性在小波域进行可见水印算法的研究。

An efficient face recognition system is designed by using Discrete Wavelet Transform( DWT ), Principal Component Analysis(PCA) and WMMC.

并设计了一个基于离散小波分解、主成分分析和加权最大类间边缘准则的人脸识别系统。

Calibrated against a DWT by always utilizecalibrated pressure gauges for pressure testing authority.

福尔湃克永远只使用校正后的压力表进行压力测试。

In the detecting step, the moving objects are segmented with the third level DWT (discrete wavelet transform) and background difference.

在检测部分，采用第三级离散小波变换和背景差分进行了目标分割。

An algorithm based on discrete wavelet transform( DWT ) and wavelet packet decomposition(WPD) for speech enhancement was presented.

提出了一种基于离散小波变换（DWT）和小波包分解（WPD）的语音增强算法。

An audio digital watermark algorithm based on DWT(Discrete Wavelet Transform) and DCT(Discrete Cosine Transform)is presented.

提出了一种将离散小波变化与离散余弦变换相结合的音频数字水印技术。