1) sign changing
变号
2) variant with variable symbol
变符号变量
3) Time-varying signal
时变信号
1.
The paper simply introduces and compares the methods of analyzing time-varying signal,and describe the principles and measures in detail to abstract the basic feature and realize the detection and identification of frequency hopping signal by transformin.
信号分析识别是通信对抗的重要工作 ,能有效地检测和识别跳频信号 ,是对跳频信号实施跟踪式干扰的重要前提 在简述和比较了时变信号的分析方法的基础上 ,选择小波变换对跳频信号进行分析 ,详细地介绍了采用Morlet小波提取跳频信号的基本特征 ,从而检测和识别出跳频信号的基本原理、方法和步骤 ,并给出了计算机仿真结果 ,验证了其可行性和有效
2.
For the study of PSVM classification in training sample set, it can build classification model of time-varying signals directly.
针对时变信号动态模式分类问题,提出一种过程支持向量机模型PSVM。
5) signal conversion
信号变换
1.
To meet the demand of the conversion of DC voltage ratio signals to ARINC 429 data signals,based on the simple analysis of I/O signal properties,signal conversion modules and implementation concepts of the functional modules are discussed.
在某大型系统中需要将直流电压比率信号变换为ARINC429数据信号,本文在简单分析输入输出信号特性的基础上,对信号变换的组成模块以及各功能模块的实现方案进行了论述。
6) minus system
变号系统
1.
A new method based on adjoint system and minus system to compute unstable equilibrium points on the stability boundary of power system classical model is proposed.
提出一种基于伴随系统和变号系统的求解电力系统经典模型稳定边界上不稳定平衡点的方法。
补充资料：变号
1.改变帝号。 2.改变旗号。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条