spectral density

常见例句

The experimental results of the different aperture parameters and the power spectral density of wavefront slope are derived in the paper.
本文推导了采用不同孔径参数的实验结果，以及波前斜率的功率谱密度。
Different types of digitally modulated signals that have similar, if not identical, power spectral density functions can have highly distinct spectral correlation functions.
一些不同的数字调制信号有着相同或相近的功率谱密度，但它们的谱相关函数却有明显区别。
According to the relationship between auto correlation function and its spectral density, a new type of decision tree method based on signal analysis theory is proposed in this paper.
该文根据自相关函数与谱密度函数之间的对应关系，提出了一种新的基于自相关函数的决策树归纳学习算法。