波压缩的英文

例句与用法

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1. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it , and the method of small group intervals , small offset , much more channels , short array length , high - frequency receivers are applied during the link of data acquisition , and that the techniques of the refraction static correction , the noise suppressing , the high - resolution velocity analysis , the wavelet length compression , the wavelet zero - phase , and the prestack migration should be applied emphasizedly during the link of data processing and interpretation
   研究表明，对于城市活断层的抗干扰高分辨率浅层地震勘探，在数据采集环节应采用具有线性或非线性变频扫描功能的可控震源和与其相匹配的地震仪器，以及小道间距、小偏移距、多接收道、短排列和高频检波器接收的工作方法；在数据处理与解释环节，要重视折射静校正技术、噪声压制技术、高精度速度分析技术、子波压缩技术、子波零相位化技术和叠前偏移技术等的应用。
2. In the second chapter , some relative basic theories in wavelet analyse is first proposed in brief , involving the cause of develop - ment of wavelet theory ( that means its good ) , the definition of continuous wavelet , discrete wavelet and dyadic wavelet and the multiresolution analysis for constructing orthogonal wavelet . then the biorthogonal wavelet and method of its application for image compression is discussed . based on the research of genetic algorithm for the constructing method of wavelet filters , the method of con - structing optimal wavelet filters for the specific image compression is put forward , so the problem about image optimal compression is solved successfully with the combination of genetic algorithm and wavelet used in image compression
   在第二章首先简述与图像压缩相关的小波分析基础理论知识，涉及到小波得到发展的原因及其优点，连续小波，离散小波，二进小波具体形式定义，以及构造在正交小波的多分辨分析。然后阐述了紧支撑双正交小波及其在图像压缩具体应用方法之后，基于遗传算法对小波滤波器的构造方法进行的研究，提出了解决对任意特定图像进行压缩处理所需要的最优小波滤波器的构造问题，从而将遗传算法与小波压缩有机结合起来实现了图像的最优压缩。
3. Subsequently , the various video compression protocols in the module of data compression , especially the fundamentals of wavelet compression technology are introduced in chapter two . the comparison between wavelet transform and dct transform is given . the schemes of intra - frame coding and sequence frame coding based on wavelet compression are used as a standard in current system
   第二章介绍了该压缩模块中所采用的各种视频压缩协议，对小波压缩技术的一些重要概念作了简要的介绍，详细比较了小波变换和dct变换的优缺点，给出了基于小波压缩的单帧及序列帧编码方案，并将其作为本压缩模块的压缩标准。
4. Subsequently , the various audio and video compression protocols in surveillant system , especially the fundamentals of wavelet compression technology are introduced in chapter two . the comparison between wavelet transform and dct transform is given . the schemes of intra - frame coding and sequence frame coding based on wavelet compression are used as a standard in current system
   第二章介绍了监控系统中所采用的各种音视频压缩协议，对小波压缩技术的一些重要概念作了简要的介绍，详细比较了小波变换和dct变换的优缺点，给出了基于小波压缩的单帧及序列帧编码方案，并将其作为本系统的视频压缩标准。
5. First , basic concepts of data mining are introduced ; then the theory of wavelet analysis and its application on data denoise and compress is provided ; in the 3rd chapter , some common data denoiseand compress algorithms based on wavelet analysis theory are explained , and new algorithm is proposed ; finally , functionality of the data mining system is presented and the performance of wavelet denoise and compress in the system are shown by some experiments
   论文首先介绍了数据挖掘的基本概念,接着介绍了小波分析的一些基本知识及其在数据除噪和压缩方面的应用;第四章结合项目应用介绍了小波压缩除噪算法的研究,并提出了相应的改进算法;第五章介绍了目前的数据挖掘系统的功能以及小波压缩除噪算法在整个系统中的应用和实现。