Comprehensive introduction to analysis of continuous and discrete-time signals and systems. Linear time-invariant systems, convolution; Fourier series representations of periodic signals; Continuous ...

The construction of a PERIODIC signal on the basis of Fourier coefficients which give the AMPLITUDE and PHASE angle of each component sine wave HARMONIC. These coefficients are obtained through ...

Without this wealth of data, it would have been impossible to detect the periodic signal with the level of accuracy we achieved," explained Lamy. Do you have a tip on a science story that Newsweek ...

The SPIRou RVs show a robust periodic signal at P=6.020±0.004 days. The signal is recovered in the raw LBL [line-by-line] data and in the two PCA [principal component analysis] methods used to ...