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compression technique中文是什么意思

  • 压缩技术

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  • 例句与用法
  • Pulse compression technique and large timeband product signals such as linear frequency modulation signals , nolinear frequency modulation signals , phase coded signals and so on are widely used in modern radar systems to improve the resolving power both in range and in speed domain
    现代雷达为了提高雷达作用距离和速度分辨力、距离分辨力,广泛采用了脉冲压缩技术及大时宽带脉压信号如:线形调频、非线形调频、相位编码信号等。
  • Pulse compression technique is widely used in modern radar systems . it solves the contradiction between the range and velocity resolution . large time - bandwidth product signals such as linear frequency modulation signals ( lfm ) are used in pulse compression technique to improve the resolution in range domain
    现代雷达系统广泛采用脉冲压缩技术,在确保雷达作用距离和速度分辨力的前提下,采用大时带积脉冲压缩信号:如线性调频( lfm )信号提高距离分辨力。
  • Taking the storage and transfer of mass image data into consideration , not only could favorable image compression techniques achieve high compression ratio and fidelity , they should also meet the demands of web applications , image compression need further detailed study , thus having developed into a specialized research field known as image coding
    出于图像存储技术和图像通信的考虑,良好的图像压缩技术不仅能够实现高压缩率和高保真率,还能满足诸如渐进传输、图像渐现等网络应用的需要。因此,为了满足实际应用的需要,有必要对图像数据压缩处理进行深入细致的研究,目前已发展成为专门的研究领域:图像编码。
  • Various data compression techniques are studied and summarized in this paper , including the traditional and the newly developed techniques , then analyses the features of pipeline leak signals , such as the mechanism of production , entropy and correlation coefficient , are analyzed , and finally a universal and low - complex lossless compression algorithm is proposed and implemented in the pipeline leak detection and location system
    本文研究和总结了国内外传统和最新发展的各种数据压缩技术,然后分析了管道泄漏信号的特征,包括管道泄漏信号的产生机理、信息熵和相关系数,提出了一种适合于管道泄漏检测定位系统的通用、低复杂度的无损压缩算法。
  • Second , research and analyze the feature of signal of pulse compression radar , and discuss the principle and characteristic of pulse compression technique , that are linear frequency modulation and phase coding . the above two mathematic model is constructed , and shift - frequency noise is imposed on the models , and anti - nose ability is evaluated and simulated
    通过对脉冲压缩雷达的信号特征的研究和分析,通过研究线性调频和相位编码脉冲压缩技术的原理和特点,建立了这两种雷达的数学模型,并对此进行移频干扰和相位编码雷达干扰,并进行干扰性能的评估和仿真研究。
  • Presently , most of the researchers focused their attention on the lossy compression of bionedical signals , but lossless and near - lossless compression is practically expected because the general lossy compression techniques can not serve the high fidelity requirement of signals in this field
    鉴于当前生物医学信号压缩技术主要偏重于有损压缩技术的研究,而较少研究无损近无损压缩技术,然而在临床和科研应用中,首先要求的是生物医学信号必须具有高可信度,所以更期望使用无损或近似无损的压缩技术。
  • With the development of asic technology , the improvement of pc processor ' s performance and the popularity of internet , multi - channel real - time surveillant system has become a developing hotspot . novel video compression technique , pc based structure and network transmission makes it excel to the former system
    随着半导体技术的发展、 pc机运算能力的不断提高以及网络的日益普及,同时视频压缩技术的不断进步,利用新的压缩技术,以pc机为核心、通过网络传输的多路实时监控系统成为监控领域的一个新的开发热点。
  • We firstly summarize the basic theory on image code , introduce some familiar compression techniques and some international compression standards on image and video frequency ; and then , we introduce the basic theory on wavelet transform code and the jpeg2000 standard and its pivotal technique ; at last , we mainly study the embedded zerotrees wavelet ( ezw ) code , we propose a compression technique based on modification of original ezw coding , the main objective of this improved algorithm is to enhance compression ratio of an image with minimal loss during reconstruction , and we verify the improved algorithm ' s performance by doing experiments
    首先概述图像编码理论的基本原理和方法,介绍了一些常见的压缩方法和一些涉及图像、视频的国际压缩标准;接着介绍了小波变换及其应用于图像压缩编码的相关理论,在此基础上介绍了jpeg2000标准及其关键技术;最后重点研究了基于小波变换的嵌入零树编码( ezw : embeddedzerotreeswavelet )算法,并在此基础上提出了一种改进算法,改进算法目的是以较小的图像重建质量损失来获得压缩率的提高,并进行了实验验证,验证了该改进算法的合理性和有效性。
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Last modified time:Sun, 10 Aug 2025 00:29:56 GMT

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