基于DFT和自相关理论，该文提出了一种双正弦信号频率的快速估计方法。
A method, which realizes the fast frequency measurement for dual sinusoidal signals basing on DFT and autocorrelation theory, is given.
为了克服传统的“自我—非我”模型的不足，设计了一种新的基于危险理论的双信号协同入侵检测模型。
In order to overcome the limitations lied at the classic self-non-self thinking, this paper proposes a novel Intrusion Detection System(IDS) based on double-signal inspired by danger theory.
以双谱分析理论为基础，分析并计算了不同振动信号的选择双谱。
The theory of bispectra analysis is reviewed and vibration signal selected bispectra for vehicle shock absorber are plotted.
运用绝热近似理论，研究了由加性噪声和乘性噪声及周期信号驱动的光学双稳系统的随机共振现象。
The stochastic resonance(SR)in an optical bistable system under the simultaneous action of multiplicative and additive noises and periodic signal is studied using the adiabatic approximation theory.
运用绝热近似理论，研究了由加性噪声和乘性噪声及周期信号驱动的光学双稳系统的随机共振现象。
The stochastic resonance(SR)in an optical bistable system under the simultaneous action of multiplicative and additive noises and periodic signal is studied using the adiabatic approximation theory.
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