Time Series Forecasting, Fourier, Ensemble Method, Data Science, Signal Processing.
0.017166 -0.999853 1956Q3 0.017166 -0.999853 -0.034328 0.999411 1956Q4 -0.999963 -0.008583 0.017166 -0.999853 1957Q1 0.000000 1.000000 0.000000 1.000000 ... ... ... ... ... 2013Q1 0.000000 1.000000 0.000000 1.000000 2013Q2 0.999769 0.021516 0.043022 -0.999074 2013Q3 0.025818 -0.999667 -0.051620