birthweight             Birth data
boot.sqr                Bootstrap of Spline Quantile Regression (SQR)
                        Coefficients
engel                   Engel's food expenditure data
finIndex                Financial index
per                     Periodogram (PER)
qacf                    Quantile Autocovariance Function (QACF)
qcser                   Quantile-Crossing Series (QCSER)
qdft                    Quantile Discrete Fourier Transform (QDFT)
qdft2qacf               Quantile Autocovariance Function (QACF)
qdft2qper               Quantile Periodogram (QPER)
qdft2qser               Quantile Series (QSER)
qfa.plot                Quantile-Frequency Plot
qkl.divergence          Kullback-Leibler Divergence of Quantile
                        Spectral Estimate
qper                    Quantile Periodogram (QPER)
qper2                   Quantile Periodogram Type II (QPER2)
qser                    Quantile Series (QSER)
qser2ar                 Autoregression (AR) Model of Quantile Series
qser2qacf               ACF of Quantile Series (QSER) or
                        Quantile-Crossing Series (QCACF)
qser2sar                Spline Autoregression (SAR) Model of Quantile
                        Series
qspec.ar                Autoregression (AR) Estimator of Quantile
                        Spectrum
qspec.lw                Lag-Window (LW) Estimator of Quantile Spectrum
qspec.sar               Spline Autoregression (SAR) Estimator of
                        Quantile Spectrum
qspec2qcoh              Quantile Coherence Spectrum
sar.eq.bootstrap        Bootstrap Simulation of SAR Coefficients for
                        Testing Equality of Granger-Causality in Two
                        Samples
sar.eq.test             Wald Test and Confidence Band for Equality of
                        Granger-Causality in Two Samples
sar.gc.bootstrap        Bootstrap Simulation of SAR Coefficients for
                        Granger-Causality Analysis
sar.gc.coef             Extraction of SAR Coefficients for
                        Granger-Causality Analysis
sar.gc.test             Wald Test and Confidence Band for
                        Granger-Causality Analysis
sqdft                   Spline Quantile Discrete Fourier Transform
                        (SQDFT) of Time Series
sqdft.fit               Spline Quantile Discrete Fourier Transform
                        (SQDFT) of Time Series Given Smoothing
                        Parameter
sqr                     Spline Quantile Regression by Formula
sqr.fit                 Cubic Spline Quantile Regression with L1-Norm
                        Roughness Penalty (SQR)
sqr.fit.optim           Cubic Spline Quantile Regression with L1-Norm
                        Roughness Penalty (SQR) Computed by Gradient
                        Algorithms
sqr.plot                Plot of Spline Quantile Regression Coefficients
sqr1.fit                Linear Spline Quantile Regression with
                        Total-Variation Roughness Penalty (SQR1 or
                        Linear SQR)
sqr3.fit                Cubic Spline Quantile Regression with L2-Norm
                        Roughness Penalty (SQR3 or Cubic SQR)
sqr_deriv.plot          Plot of Derivative of Spline Quantile
                        Regression Coefficients
tqr.fit                 Trigonometric Quantile Regression (TQR)
tsqr.fit                Trigonometric Spline Quantile Regression (TSQR)
                        of Time Series
yearssn                 Yearly sunspot numbers v1.0
yearssn2                Yearly sunspot numbers v2.0
