Miscellaneous Functions for Geology (and its areas)

Barton_Choubey | Barton-Choubey criterion |

Barton_Choubey_plot | Barton-Choubey criterion plot |

bearing_capacity | Bearing capacity |

carolina | Data for directional examples |

ci_chisq | Confidence interval for standard deviation of a sample |

ci_F | Confidence interval for ratio of standard deviations of 2... |

ci_t | Confidence interval for mean of a sample |

ci_t2 | Confidence interval for difference of the mean between 2... |

ci_Z | Confidence interval for mean of a population |

coef_var | Coefficient of variation |

CPTu_data | Example data for calculation of T2-statistic |

d2s | Conversion from dip directions to strike |

degs | Degrees |

dichotomy | Splits a vector into two classes |

dir_2sample_test_2D | Directional statistics two-sample test (2D) |

dir_2sample_test_3D | Directional statistics two-sample test (3D) |

dir_stats_2D | Directional statistics for the 2D case |

dir_stats_3D | Directional statistics for the 3D case |

dir_stats_ps | Principal stresses |

dir_unif_test_2D | Directional statistics test of uniformity (2D) |

dir_unif_test_3D | Directional statistics test of uniformity (3D) |

DPM_data | Example data for calculation of RI coefficient or T-statistic |

DS_Mohr_plot | Draws the Mohr circles for a direct shear set of results |

DS_plot | Draws the results for a direct shear test |

entropy | Entropy for a given split of a categorical variable |

ggplot_export | Save ggplot |

Gini | Gini index for a given split of a categorical variable |

Hoek_Brown | Hoek-Brown criterion |

Hoek_Brown_plot | Hoek-Brown criterion plot |

induced_stress | Induced stress on a surface |

intervalos | Effects plots with confidence and prediction intervals |

inv_logit | Inverse logit |

Klimmeridge | Klimmeridge shale organic matter content |

kmeans_screeplot | kmeans_screeplot |

mode_val | Modal value |

Mohr_Circle | Mohr circle solution and plot |

moving_avg_filter | Moving average filter |

moving_filter_plot_f | Moving (weighted) average filter plot (filtered) |

moving_filter_plot_r | Moving (weighted) average filter plot (residual) |

moving_wt_filter | Moving weighted average filter |

nautilus | Data for moving average filter |

post_summary | Summary of vectors, matrices or data frames |

pval_corr | P-value for coefficient of correlation between two variables |

pval_t | P-value for proposed mean of a population |

pval_t2 | P-value for proposed difference of the mean between 2 samples |

pval_t2_pair | P-value for proposed difference of the mean between 2 paired... |

pval_z | P-value for proposed mean of a population |

Q_93 | Q system (1993) |

rads | Radians |

R_crit | Mean resultant length critical value |

RI | Intraclass Correlation Coefficient for layer boundary... |

RI_T_plot | Plots the results of an RI or T_stat object |

rose_diag_2D | Rose diagram (2D) |

rose_diag_3D | Rose diagram (3D) |

s2d | Conversion from strike to dip directions |

Spearman_crit | Spearman critical value |

stereo_mean | Stereonet (mean) |

stereo_plane | Stereonet (planes) |

stereo_pole | Stereonet (poles) |

stereo_ps | Stereonet (principal stresses) |

T2_stat | Hotelling T2-statistic for layer boundary determination |

T_stat | T-statistic for layer boundary determination |

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