dwt
美 
英
- na.【船】同“deadweight ton”；“dwt.”的变体
- 网络离散小波变换(Discrete Wavelet Transform)；载重吨(dead weight tonnage)；英钱
英汉解释
na. | 1. 【船】同“deadweight ton(s)” |
英英解释
例句
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。
This paper proposes a method of digital watermarking algorithm based on DWT domain for secrete information hiding in remote sensing image.
提出了一种离散小波（DWT）域数字水印用于遥感图像的机密信息隐藏的算法。
Recently, image compression algorithms based on Discrete Wavelet Transform( DWT ) emerge in plenty.
近来，基于小波变换的各种压缩算法大量出现。
Firstly, a watermark was embedded in low band of DWT domain according to the conceal quality of human visual system (HVS).
该算法根据人类视觉系统的特性，将水印自适应地嵌入图像小波域的低频子带。
A novel frame integral algorithm based on discrete wavelet transform (DWT) for image enhancement is proposed in this paper.
本文研究了基于小波变换的图像帧积分技术及其在图像增强处理中的作用。
Howover, the DWT is a kind of float-point wavelet transformation that it cann't precisely reconstruct the original picture.
但是，由于离散小波变换是一种浮点小波变换，难以精确的重构原始图像；
By randomize secret information with chaotic sequence, this thesis introduces a new algorithm based on lift and integer DWT.
本文提出了一种基于整数小波变换和混沌理论的信息隐藏算法。
Finally, on the basis of studying single digital watermarking, proposes a double digital algorithm based on SVD and DWT.
最后，在研究单数字水印的基础上，提出了一种基于SVD和DWT的双数字水印算法。
this needs undistorted boundary data . thus , it is significant to realize 2 - d dwt in image processing efficiently.
因此，在图象处理中有效地实现二维离散小波变换具有重要的实际意义。
A content-based watermarking model based on discrete wavelet transform ( DWT ) is presented.
提出一种小波域基于图像内容的局部化自适应数字水印算法。
In this paper, a chaotic encrypted image digital watermarking algorithm based on DWT domain is proposed.
提出了一种基于混沌加密的频率域数字图像水印新算法。
Lastly, an self-adaptive digital image watermarking scheme based on hybrid DWT-SVD domain is proposed.
最后，论文提出了一种基于离散小波变换和奇异值分解的自适应数字图像水印算法。
A color image watermarking algorithm based on LAB color space and DWT are presented to prevent the electronic product print from pirating.
为了解决电子产品印刷盗版的问题，提出了基于LAB色彩空间和DWT的彩色图像数字水印算法。
Two dimensional discrete wavelet transform (2D DWT) is the core of JPEG2000 image compression systems.
二维离散小波变换（2DDWT）是JPEG2000图像压缩系统的核心。
A kind of method of two-level signature verification based on discrete wavelet transform( DWT ) was introduced.
介绍了一种利用离散小波变换提取特征的二级签名认证方法。
This article proposed a blind digital audio watermarking algorithm based on the DWT .
提出了一种基于离散小波变换的数字音频水印盲检测算法。
A novel robust image watermarking algorithm based on ergodic matrix and DWT is proposed.
提出了一种基于遍历矩阵和DWT的图像鲁棒水印新算法。
About 16. 5 million dwt of new dry bulk cargo ships were delivered in January to July this year.
今年1-7月，新增干散货运船只约有1,650万载重吨。
In this paper, a novel fragile watermarking scheme based on HVS in DWT domain is proposed.
基于小波变换，结合量化调制过程，论文提出了一种易损水印算法。
The 301, 000-dwt Cosmic Jewel (built 1997) sailed just after midnight on Monday, the tanker owner confirmed to TradeWinds.
船东向贸易风（TradeWinds）确认，建造于1997年的301000吨载重吨的CosmicJewel号已于周一午夜晚些时候起航。
Compared with those methods based on DFT and DWT, it is more efficient in theory and experiment.
与基于DFT、DWT的搜索方法相比，该方法在理论分析和实验结果上都显示出较高的效率。
