Changes in version 2.5.2.9000 Changes in version 2.5.2 (2026-01-26) - Added intrinsic Matern mapper support and related documentation. - Added covariance_mesh, cov_function_mesh, and make_A documentation. - Improved intrinsic and fractional operator implementations and stability. - Updated INLA/inlabru interfaces and examples. - Expanded unit tests and vignette updates (spacetime/anisotropic/intrinsic). Changes in version 2.5.1 (2025-03-21) - Added model_options argument to rspde_lme() function, which allows users to set starting values for different parameters and also to fix parameters during estimation. - Added previous_fit argument to rspde_lme(), which allows users to provide a previously fitted model as input to obtain starting values for a new fit. Changes in version 2.5.0 - Improved the cross_validation function to allow for multiple likelihoods. - General adjusts on rspde.intrinsic for stability. - inlabru implementation for rspde.intrinsic. - Improved warning messages when calling inla-related functions. - Added wCRPS and swCRPS scores on cross_validation. Changes in version 2.4.0 (2024-12-02) - Created the group_predict function, to obtain predictions on a testing set based on observations on a training set. - Added support for stochvol, stochvol.nig, stochvolln and binomial likelihoods in cross_validation function. - Changing the default nu.upper.bound to 2 in dimension 1, and keeping the default nu.upper.bound to 4 in dimension 2 in rspde.matern() function. - Created matern.rational() operators for creating stationary matern operators. - Created spacetime.operators() for creating space-time models. - Created matern2d.operators() for anisotropic operators. - Implemented space-time operators in cgeneric to be used in INLA and inlabru. - Implemented anisotropic operators in cgeneric to be used in INLA and inlabru. - Implemented stationary operators in cgeneric to be used in INLA and inlabru. - Added vignette on space-time models. - Added vignette on stationary models. - Added vignette on anisotropic models. Changes in version 2.3.3 (2023-11-05) - Bugfix on rspde_lme when fitting with fixed smoothness. - Added a 2d fem interface. - Moved from using INLA's mesh functions to fmesher's mesh functions. - Removing rgdal from suggests. - The data argument in predict.rspde_lme has been changed to newdata. - Adding covariance_mesh and cov_function_mesh methods as functions in the list returned by objects obtained from matern.operators() and spde.matern.operators(). - Updated the internal structure to match the updates from the MetricGraph package. - Updated the cross_validation function to match the updates in inlabru. - Added glance and augment methods for rspde_lme objects. Changes in version 2.3.2 (2023-07-02) - Small improvement on speed for rspde_lme. - Bugfix on Q for small values of nu in dimension 1. - Adding parameterization option for rspde.result. - Bugfix on which_repl in rspde_lme. - Addressing issues related to the new version of the Matrix package. Changes in version 2.3.1 (2023-05-25) - Adding references in DESCRIPTION. - Changing link to eigen library. Changes in version 2.3.0 - Fixed a bug on rSPDE.construct.matern.loglike when the parameterization is "matern". - Created the rspde_lme() interface, with corresponding standard methods(predict, summary, etc). - Updated the vignettes to use the rspde_lme() interface instead of the likelihood function factory. - Replaced chol by Cholesky when using it to compute determinants or to solve systems. Changes in version 2.2.0 (2023-04-12) - Adding a new parameterization (variance and a range-like parameter) - Posterior sampling on the predict method. - Added the cross_validation function which has several scoring rules implemented (MSE, CRPS, SCRPS, DSS) based on our inlabru implementation of the rational SPDE approach. Changes in version 2.1.0 (2023-01-19) - Expanded the parameterization options on matern.operators and spde.matern.operators, along with their associated functions. - Implementation of the precision method for inla_rspde objects. - Implementation of the covariance-based spde.matern.operators function and its associated functions. - Adjusts on the compatibility with the forthcoming MetricGraph package. Changes in version 2.0.0 - Added cgeneric versions of the nonstationary models - Added support for metric graphs (depends on the MetricGraph package) - Added cgeneric versions of the stationary models - Replaced rgeneric models by their cgeneric counterparts - Added a new parameterization (range and std. dev) - Created a new method gg_df to help posterior plotting in ggplot2 Changes in version 1.2.0 (2022-09-16) - Added an inlabru interface - Added "rational.order" and "rational.type" functions - Added the BRASIL rational approximation - Improved covariance-based operator objects - Improved log-likelihood computation - Created 2d folded Matern under different boundary conditions - Implemented different boundary conditions for 1d folded Matern Changes in version 1.1.1 (2022-01-14) - Adjusts on donttest examples for CRAN Changes in version 1.1.0 - Minor typos on vignettes and man pages were corrected - Some examples were changed to improve their numerical stability Changes in version 1.0.0 (2021-12-13) - Implementation of the covariance-based rational approximation for stationary Matérn models - R-INLA implementation of the rational SPDE approach - Added an introduction to rSPDE vignette - The previous vignette was updated an became an operator-based rational approximation vignette - Added a vignette for the R-INLA implementation of the SPDE approach - Added a vignette to present the rational approximation using the rSPDE package - Backward compatibility was maintained Changes in version 0.6.3 (2021-10-14) - Change to inline citations in the Vignette to avoid problems on CRAN Changes in version 0.6.2 (2021-02-23) Changes in version 0.6.1 - Add rgdal as suggested package Changes in version 0.5.0 - Remove dependency on INLA for Vignette on CRAN - Update citation