| block.smooth.periodogram | Smooth Periodogram by Blocks |
| Box.Ljung.Test | Ljung-Box Test Plot |
| hessian | Hessian Matrix |
| LS.kalman | Kalman filter for locally stationary processes |
| LS.summary | Summary for Locally Stationary Time Series |
| LS.whittle | Whittle estimator to Locally Stationary Time Series |
| LS.whittle.loglik | Locally Stationary Whittle log-likelihood Function |
| LS.whittle.loglik.sd | Locally Stationary Whittle Log-likelihood sigma |
| LS.whittle.loglik.theta | Locally Stationary Whittle Log-likelihood theta |
| malleco | Average Araucaria Araucana Tree Ring Width |
| periodogram | Periodogram function |
| smooth.periodogram | Smoothing periodogram |
| spectral.density | Spectral Density |
| ts.diag | Diagnostic Plots for Time Series fits |