line-spectra造句

例句与造句

Application of optimized line - spectrum feature to underwater target recognition
优化的线谱特征在水下目标识别中的应用
A new method of line - spectrum extraction of ship radiated - noise based on part imitate was proposed in this paper
摘要提出了一种基于分段拟合的提取舰船噪声信号功率谱中线谱特征的方法。
A new method to extract line - spectrum series based on energy criterion and sub - band synthesis is presented in this paper , and verification is further investigated with simulated and measured data
本文提出了一种基于能量判据和子频带综合的线谱序列提取方法，并利用实测数据进行了比较分析。
The method using the part imitate extract the continuous spectrum of the signal spectrum , than extract line - spectrum from the relatively flat line - spectrum by subtract it from the former spectrum
该方法利用分段拟合方法拟合出信号功率谱的连续部分，从原始功率谱中减去连续谱得到拉平的线谱分布，然后进行线谱特征提取。
The distribution of line - spectrum and its harmonics extracted from the spectral envelope of different target ' s radiated noise exhibits strong differences , which may provide important clue for the detection and classification of targets
摘要不同类型目标辐射噪声包络谱中的线谱及其谐波分布存在较大差异，是进行目标检测和分类识别的重要线索。