Compared with JPEG, JPEG 2000 made substantial improvements, the most important of which is discrete wavelet transform (DWT) instead of the JPEG standard discrete cosine transform.
与jpeg相比,JPEG 2000作了大幅改进,其中最重要的是用离散小波变换(DWT)替代了JPEG标准中的离散余弦变换。
The standard limit on the precision with which a quantum measurement can be carried out is due to the statistical error associated with counting discrete particles rather than continuous quantities.
量子测量中精度的标准极限,源于与可计数离散粒子,而不是连续量相关的统计误差。
The success of discrete sectors influences the compact and standard drives market more so than the premium drives market because of their concentration within those sectors.
离散行业的成功对紧凑型和标准驱动器市场的影响比高端驱动器市场更甚,因为他们主要集中于这些行业。
Based on discrete random vibration theory, recursive square equations to calculate the mean and standard deviation of response are developed.
在此基础上采用随机振动的离散分析理论,推导出结构响应均值和方差的递推式。
The standard method for spectrum analysis in digital signal processing is the discrete Fourier transform(DFT), typically implemented using a fast Fourier transform(FFT) algorithm.
数字信号处理中标准的频谱分析方法是离散傅立叶变换(DFT),典型的实现方法是快速傅立叶变换(FFT)。
The image compression standard in PACS now is the JPEG standard based on the DCT (Discrete Cosine Transform) algorithm, which can only be applied in the limited areas.
目前在PACS系统中较多采用的是JPEG图像压缩标准,该标准采用以离散余弦变换算法为主的区块编码方式,但有一定的局限性。
Compared with the JPEG standard, JPEG2000 standard adopts some different compress technique, such as the Discrete Wavelet Transform, Embedded Coding and so on.
与传统的JPEG标准相比,JPEG2000标准采用了离散小波变换、内嵌编码等技术,从而具有了渐进传输、感兴趣区域压缩、抗误码等新特性。
Originally developed to meet the needs of the discrete manufacturing industry, PROFIBUS has evolved into a fieldbus standard for both discrete manufacturing and process automation.
最初是为了满足离散制造工业需求而开发的PROFIBUS,目前已经演化成离散制造和流程自动化的现场总线标准。
This paper mainly presents some improvements on computing discrete cosine transforms (DCT) and quantization part in the standard of JPEG image processing.
主要对JPEG图像压缩标准中的DCT变换和量化部分提出了一些改进意见。
One of the standard ways to handle the state explosion in large systems is to practise the modular supervision of languages or predicates, or of discrete event systems.
在监控理论中,处理状态膨胀的标准方法之一是基于语言或谓词的模监控。
Using 5-level CDF9/7 2-D discrete wavelet transform recommend in the standard of JPEG2000, the multiplication operation for scaling in the algorithm is decreased by 34.
实验中以CDF 9/7二维离散小波变换为例,对于JPEG 2000中推荐使用的5级小波分解,本文算法相对于原空间组合推举算法的缩放运算乘法量减少了34。
First, an observer of discrete-time standard state system was designed using well-known techniques, then the inputdecoupled observer of the singular discrete-time systems was obtained.
用大家熟知的方法设计正常状态离散系统的观测器,从而得到广义离散系统的输入解耦观测器。
First, an observer of discrete-time standard state system was designed using well-known techniques, then the inputdecoupled observer of the singular discrete-time systems was obtained.
用大家熟知的方法设计正常状态离散系统的观测器,从而得到广义离散系统的输入解耦观测器。
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