ewc

Suppression of Narrowband Interference with EWC Threshold Method for Complex Wavelet Transform

用于复小波变换的EWC阈值法抑制周期性窄带干扰

Their crosslinking density , porosity , hydroxyl content and EWC were also investigated .

对其交联密度、孔隙率、羟基含量、平衡含水量等性能进行了表征。

Study of Level Interoperability in EWC ~ 3I

电子对抗指挥自动化系统等级互操作研究

Owing to the special function of tourists flow , the tourism cooperation can be the breakthrough for the EWC in the following years .

由于旅游客流在各类要素流中的特殊地位和作用，旅游业合作可以成为今后一个阶段中国东西部合作的重要突破口。

The results show that the EWC threshold method of complex wavelet transform can effectively suppress the periodic narrowband interference from GIS UHF PD signals .

研究结果表明：基于EWC阈值法的复小波变换能够有效地抑制GIS特高频PD信号中的周期性窄带干扰。

The military requirements analysis for EWC ~ 2S ( electronic warfare command and control system ) is key factor of constructing EWC ~ 2S .

电子对抗指挥控制系统（EWC2S）的军事需求分析是制约电子对抗指挥控制系统建设质量的关键因素。

After the introduction of the object-hierarchized approach , requirements analysis for EWC ~ 2S using that way is discussed and a particular example about it is implemented .

在提出了对象等级化方法的基本概念后，探讨了如何利用此方法进行电子对抗指挥控制系统的需求分析，并举例说明该方法的具体应用。

On the basis of coupling of modes ( COM ) theory we find an optimized EWC / SPUDT structure under which the reflectivity could be more than 5 % .

基于耦合模式模型理论，采用优化算法，寻找到最佳的单胞结构，使每个单元的反射率超过5%。

Based on analyzing the main factor influenced the effect of complex wavelet compressing noise , which are threshold selection , decomposition scales , noise level and interference frequency , the paper firstly puts forward the effective wavelet coefficient ( EWC ) threshold .

在对影响复小波去噪的阈值选取、分解层数、噪声水平、干扰频率等主要因素进行深入研究的基础上，首次提出一种用于复小波变换的有效小波阈值法；

At 13 % ( w / v ) SPI the swelling ratio of SPI gel was 30 % . Addition of KCl did not produce obvious effect on equilibrium water content ( EWC ), but produced much effect on distribution of frozen and non-frozen water in SPI gel ;

当SPI浓度为13%，大豆蛋白凝胶溶胀率为30%，氯化钾对凝胶平衡水含量（EWC）影响不显著，对凝胶中非冻结水和中间水的含量有影响；