coef.fracdiff Many Methods for "fracdiff" Objects confint.fracdiff Confidence Intervals for Fracdiff Model Parameters diffseries Fractionally Differenciate Data fdGPH Geweke and Porter-Hudak Estimator for ARFIMA(p,d,q) fdSperio Sperio Estimate for 'd' in ARFIMA(p,d,q) fracdiff ML Estimates for Fractionally-Differenced ARIMA (p,d,q) models fracdiff.sim Simulate fractional ARIMA Time Series fracdiff.var Recompute Covariance Estimate for fracdiff