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//! # Econometrics
//!
//! Cointegration tests, Granger causality, hidden Markov regime models and
//! changepoint detection on time series.
//!
//! $$
//! \Delta y_t = \Pi y_{t-1} + \sum_{i=1}^{p-1} \Gamma_i \Delta y_{t-i} + \mu + \varepsilon_t,
//! \qquad
//! \mathrm{rank}(\Pi) = r \in \{0, 1, \ldots, K\}.
//! $$
//!
//! Most tests require the `openblas` feature for matrix decompositions.
//!
//! # References
//! - Engle, Granger, "Co-Integration and Error Correction: Representation,
//! Estimation, and Testing", Econometrica, 55(2), 251-276 (1987).
//! DOI: 10.2307/1913236
//! - Johansen, "Statistical Analysis of Cointegration Vectors", Journal of
//! Economic Dynamics and Control, 12(2-3), 231-254 (1988).
//! DOI: 10.1016/0165-1889(88)90041-3
//! - Granger, "Investigating Causal Relations by Econometric Models and
//! Cross-Spectral Methods", Econometrica, 37(3), 424-438 (1969).
//! DOI: 10.2307/1912791
//! - Baum, Petrie, Soules, Weiss, "A Maximization Technique Occurring in the
//! Statistical Analysis of Probabilistic Functions of Markov Chains",
//! Annals of Mathematical Statistics, 41(1), 164-171 (1970).
//! DOI: 10.1214/aoms/1177697196
//! - Killick, Fearnhead, Eckley, "Optimal Detection of Changepoints With a
//! Linear Computational Cost", Journal of the American Statistical
//! Association, 107(500), 1590-1598 (2012). DOI: 10.1080/01621459.2012.737745
//! - Page, "Continuous Inspection Schemes", Biometrika, 41(1/2), 100-115
//! (1954). DOI: 10.2307/2333009
pub use CusumResult;
pub use PeltResult;
pub use cusum;
pub use pelt;
pub use EngleGrangerResult;
pub use JohansenResult;
pub use engle_granger_test;
pub use johansen_test;
pub use GrangerResult;
pub use granger_causality;
pub use GaussianHmm;
pub use HmmFit;