decimation

英 [ˌdɛsɪˈmeɪʃən]

美 [ˈdɛsəˌmeɪʃən]

n.  （数据）抽取

复数：decimations　

BNC.40432 / COCA.31242

柯林斯词典

• VERB 大批杀死;大量毁灭
  Todecimatesomething 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。
• VERB 严重削弱，大幅缩减(系统或机构)
  Todecimatea 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

英英释义

noun

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

双语例句

• 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。
• 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
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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
• 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