Changes in version 0.2.17.9000 Changes in version 0.2.17 (2025-11-21) Fixed a test that caused error on CRAN. Changed the class name of GauPro_base() from "GauPro"" to "GauPro_base" to avoid documentation error. Accepted to CRAN on 11/21/25. Changes in version 0.2.16 (2025-08-26) Fixed a test that caused error on CRAN. Accepted to CRAN on 8/26/25. Changes in version 0.2.15 (2025-04-08) Fixed a test that caused error on CRAN tests. Accepted to CRAN on 4/8/25. Changes in version 0.2.14 (2025-03-09) Bug fix from predictions when there are no categorical predictors and formula input is used. Added isotropic option for Gaussian, Exponential, Matern 3/2, Matern 5/2, and Triangle kernels. Combined README and main vignette for better documentation. Accepted to CRAN on 3/9/25. Changes in version 0.2.13 (2024-09-26) Fixed Suggests issue to get back on CRAN. Packages in Suggests were moved to Depends, removed, or protected by requireNamespace. Accepted to CRAN on 9/26/24. Changes in version 0.2.12 (2024-06-10) Fixed CRAN warning. Added k_xyz(...) alias for kernels (replaces xyz$new(...)) Accepted to CRAN on 6/10/24. Changes in version 0.2.11 (2023-04-11) Fixed unreliable test to keep it on CRAN (again). Changes in version 0.2.8 (2023-02-27) Fixed unreliable test to keep it on CRAN. Accepted to CRAN on 2/27/23. Changes in version 0.2.7 (2023-02-12) Improved summary, importance, plots. Added gradpredvar, AugmentedEI, CorrectedEI, optimize_fn. GauPro was removed from CRAN on 1/25/23, this puts it back on CRAN. Accepted to CRAN on 2/12/23. Changes in version 0.2.6 (2022-11-24) GP kernel model maxEI can now be run using mixopt to account for discrete inputs. Improved GP kernel model workability when input is formula and data frame. Added importance for kernel model, greatly improved summary. Fixed error in tests to prevent being removed from CRAN. Accepted to CRAN on 11/24/22. Changes in version 0.2.5 (2022-11-14) Added kernels for factors. Changed default number of restarts to zero, and added checking more starting points. Should make it faster. Can give in data as data and formula instead of matrix and vector. Package was removed from CRAN on 10/3/22. This fixes the issue. Accepted to CRAN on 11/14/22. Changes in version 0.2.4 (2021-04-11) Very minor change in Rcpp code to remove CRAN error. Accepted to CRAN on 4/11/21. Changes in version 0.2.3 (2021-03-28) Minor changes. Accepted to CRAN on 3/28/21, but was notified of error on same day. Changes in version 0.2.2 (2017-09-11) Fixing Valgrind error from 0.2.1. Accepted to CRAN on 9/11/2017. Changes in version 0.2.1 (2017-09-08) Fixing minor errors from the 0.2.0 version. Changes in version 0.2.0 (2017-08-17) Added kernel models that use kernels and trends. Changes in version 0.1.0 (2016-10-12) Releasing for the first time. Accepted by CRAN on 10/11/16