Man pages for tystan/deltacomp
Functions to Analyse Compositional Data and Produce Confidence Intervals for Relative Increases and Decreases in the Compositional Components
| append_ilr_coords | Add ILR coordinates to a data.frame containing composition... |
| check_input_args | Sanity checks for arguments passed to predict_delta_comps() |
| check_strictly_positive_vals | Check if compositional variable are strictly greater than 0 |
| cols_exist | Check whether columns exist in a data.frame |
| compare_two_lm | Statistical test of the collective significance of the ilr... |
| create_comparison_matrix | Creates row-wise perturbations of compositions from the mean... |
| create_v_mat | Create ilr basis matrix (V) |
| extract_lm_quantities | Extract critical quantities from a lm object (for confidence... |
| fairclough | Data from Fairclough (2017). Fitness, fatness and the... |
| fat_data | Randomly generated data to simulate child fat percentage... |
| fit_lm | fit linear model based on input data.frame |
| is_deltacomp_obj | Is object that is returned from 'pred_delta_comps()'? |
| is_lm_mod | Is object that is returned from 'lm()'? |
| is_null_or_na | Catch NULL, empty and objects containing NAs |
| plot_delta_comp | Get predictions from compositional ilr multiple linear... |
| predict_delta_comps | Get predictions from compositional ilr multiple linear... |
| print_ilr_trans | Print the ilr transformation of provided composition parts to... |
