decimation

英 [ˌdɛsɪˈmeɪʃən] 美 [ˈdɛsəˌmeɪʃən]

n.  (数据)抽取

复数:decimations

BNC.40432 / COCA.31242



柯林斯词典

  1. VERB 大批杀死;大量毁灭
    To decimate something such as a group of people or animals means to destroy a very large number of them.
    1. The pollution could decimate the river's thriving population of kingfishers...
      污染可能会造成河边大量繁殖的翠鸟大批死亡。
    2. British forces in the Caribbean were being decimated by disease.
      加勒比海地区的英国部队有大批的人病死。
  2. VERB 严重削弱,大幅缩减(系统或机构)
    To decimate a system or organization means to reduce its size and effectiveness greatly.
    1. ...a recession which decimated the nation's manufacturing industry.
      使该国制造业元气大伤的经济衰退

双语例句

  1. This led to a annihilation of the market makers and specialists as well as decimation of the brokerage houses that employed analysts to cover the stocks that they traded in.
    这种现象导致做市商和特设交易商(specialist)的彻底消失,雇佣分析师研究所交易股票的经纪公司也随之大量消亡。
  2. First, aiming at the problem of blind-zone, basing on reducing the multiple of decimation, the algorithm is improved, a mathematical model of non-blind-zone channelized receivers is derived.
    针对其存在盲区的问题,以降低抽取率为基础,对该算法进行了改进,建立了无盲区信道化接收机模型。
  3. By utilizing equivalent transformation and polyphase decomposition of the decimation filter, both hardware cost and operating power of each sub-decimation filter were also reduced.
    通过利用抽取滤波器的等价变换和多项分解性质,各滤波器级的硬件电路开销和运行功耗都得到了降低。
  4. The user has complete control over the filter response, the filter coefficients and the decimation ratio.
    用户对滤波器响应、滤波器系数和抽取率拥有完全的控制权。
  5. Based on non-recursive architecture and partial-polyphase architecture, modified CIC filters with any decimation factors of product can be structured with multi-rate efficient architecture.
    通过应用非递归结构和部分多相分解技术对CIC抽取滤波器的结构进行分解,得出一个能实现任意抽取因子的改进的CIC抽取滤波器的实现结构。
  6. To the best of our knowledge, there are no parameter estimation methods that are based on decimation in combination with prior knowledge to estimate the parameters of MRS signals.
    该方法通过有效地结合隔点抽样技术和信号极点先验知识,实现了波谱的参数估计。
  7. The on-chip decimation filter is configured for maximum performance and flexibility.
    该器件配置片内抽取滤波器,可获得最高性能和灵活性。
  8. They did all the wiring and decimation of the controller to our system without major changes to our existing system.
    他们并没有对现行制度作出重大改变所有的配线及对我们的系统控制器抽取。
  9. Design of FIR decimation filter based on FPGA
    FPGA实现FIR抽取滤波器的设计
  10. The digital decimation filter taking the important constituent in the Delta-Sigma Analog-to-Digital converter is realized by the multistage structure.
    数字抽取滤波器是它的重要组成部分,通常采用多级结构来实现。
  11. Design and Optimization of Decimation Filter in Σ-Δ A/ D Converter
    ∑-Δa/d转换器中抽样滤波器的设计和优化
  12. It is also possible that the Legate will invoke decimation, where every tenth legionary will be beaten to death by his comrades as punishment.
    有时特使也会采取什一抽杀法:每报数到第十个的军团士兵就会被其长官击杀作为惩罚。
  13. The decimation filter, which was implemented by successively cascading a CIC filter, a CIC compensation filter and a half-band filter, achieved a decimation factor of20.
    该抽取滤波器实现了20倍的降采样,由CIC滤波器、CIC补偿滤波器和半带滤波器三级依次串联而成。
  14. Specific Radar Emitter Recognition Based on Maximum-Likelihood Criterion and Signal Decimation
    基于信号抽取与最大似然准则的特定辐射源识别
  15. Design and Implementation of Decimation Filter In Soft Defined Radio Receiver
    软件无线电接收机中抽取滤波器的设计与实现
  16. Compared with the one stage low-pass filter, the designed three stage decimation filter has much less computation and better tilter character.
    和一级低通滤波器比较说明,所设计的三级抽取滤波器,运算量小、滤波效果好。
  17. Design of Modified CIC Decimation Filter and FPGA Implementation
    改进型CIC抽取滤波器设计与FPGA实现
  18. In addition the device offers programmable decimation rates and the digital FIR filter can be adjusted if the default characteristics are not appropriate to the application.
    此外,该器件提供可编程抽取率,而且如果数字FIR滤波器的默认特征不适合应用要求,还可对其进行调整。
  19. Supply of Blue Mountain coffee has fallen short in the past year or two due to the decimation of farms by past storms, and the inability of uninsured farmers to recapitalise their operations.
    在过去的一两年内,蓝山咖啡的产量由于飓风的影响而呈下降趋势,没有保险的农场主没有能力筹措资金恢复生产也是产量下降的因素之一。
  20. A multi-dimensional vector radix Fast Fourier Transform ( FFT) algorithm with Decimation In Frequency ( DIF) was proposed.
    给出了频域抽取(DIF)多维向量基快速傅里叶变换(FFT)算法。
  21. Design of a Decimation Filter Used in ∑△ ADC Improvement on Product High-Order Ambiguity Function by Iterative Filtering
    高阶∑△ADC的抽取滤波器的设计利用迭代滤波改进乘积高阶模糊函数
  22. An on-board digital multiplexer allows the user to access data from the various stages of the decimation filter.
    用户可以通过片上数字多路复用器访问各级抽取滤波器中的数据。
  23. Applying Lagrange Half Band Filters in Digital Decimation Filters
    Lagrange半带滤波器在数字抽取滤波器中的应用
  24. This paper focuses on the basic concept of the ∑-△ converters, designs and implements decimation filter.
    本论文详述了∑-ΔA/D转换器的基本概念,并对调制器的数字滤波部分进行了设计和综合。
  25. Digital decimation filter design and implementation consist of three steps including modulation, digital filtering and decimation.
    数字抽取滤波器的设计包含调制、数字滤波和抽取三方面。
  26. This paper describes the system design of decimation filter and the implementing method.
    本文介绍了在数字下变频(DDC)中的抽取滤波器系统设计方法和具体实现方案。
  27. CIC filter has proven to be a very effective cell in high-speed decimation and interpolation systems.
    CIC滤波器已经被证明是在高速抽取和插值系统中非常有效的单元。
  28. An new algorithm combined all-digital quadrature demodulation and multi-stage decimation was presented in detail.
    提出全数字正交解调和多级滤波抽取算法相结合用于高精度MR信号接收。
  29. The traditional method is decimation and linear interpolation.
    传统的改变图像空间分辨率的办法是抽取和线性插值。

英英释义

noun

  1. destroying or killing a large part of the population (literally every tenth person as chosen by lot)