The new algorithms can overcome efficiently the shortcomings of low resolution and high variance which are existing in both FFT and Cross-periodogram methods.
该方法可以有效地克服传统的互谱FFT算法和互周期图法存在的谱分辩率低，谱估计方差大等缺点。
参考来源 - 期刊学术社区Previously time series method, periodogram, neural network method, the grey system theory and other methods of prediction of ship are applied.
以往曾有时间序列法、周期图法、神经网络法、灰色系统理论等方法进行舰船的预报。
参考来源 - 基于组合预测方法的舰船纵摇运动预报·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
SBPV data were analyzed by periodogram.
使用周期图法对SBPV进行谱分析。
LFMCW radar nonlinear residual frequency errors zero crossing detection periodogram.
标签LFMCW雷达非线性剩余频差过零检测周期图。
Signal detection; Periodic signal; signal coherence function; Statistical theory; Periodogram.
信号检测；周期性信号；信号相干函数；统计理论；周期图。
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