| signal_peak: Variable | A possible signle peak | 
| findpeaks | |
| as.signal | Create a new general signal | 
| gaussian_bin | |
| gaussian_peak | generates a set of the gauss peaks | 
| gaussian_fit | Fit time/spectrum/other sequential data with a set of gaussians by expectation-maximization algoritm. | 
| resampler | |
| writeCDF | |
| signal.matrix | |
| gaussian |