# Evaluation of Indicator Performances for Assessing Ecosystem States

## Documentation for package ‘INDperform’ version 0.2.2

- DESCRIPTION file.

## Help Pages

INDperform-package | INDperform: Performance validation of ecological state indicators
all_results_ex | Output tibble after applying all IND~pressure modeling functions
approx_deriv | Alternative method for confidence interval approximations of derivatives
calc_deriv | Calculate the derivatives of the IND response functions and the proportion of pressure range in which the response is significant
calc_nrmse | Calculates the Normalized Root Mean Square Error (NRMSE) for a list of models
clust_sc | Score-based cluster analysis
cond_boot | Conditional bootstraps
crit_scores_tmpl | Template of (sub-)criteria and corresponding scoring information
dist_sc | Score-based distance matrix
dist_sc_group | Distance matrix averaged across group scores
expect_resp | Score adjustments for sub-criterion 10.1
find_id | Extracts the IND~pressure IDs in the tibble.
INDperform | INDperform: Performance validation of ecological state indicators
ind_ex | Food web indicators of the Central Baltic Sea (Bornholm Basin).
ind_init | Initialization of indicator-pressure models
ind_init_ex | Output tibble from the 'ind_init' function
merge_models | Merging two model output tibbles.
merge_models_ex | Output tibble from the 'merge_models' function
model_gam | Modeling of indicator responses to single pressures with GAMs
model_gamm | Modeling of indicator responses to single pressures with GAMMs
model_gamm_ex | Model output tibble from the 'model_gamm' function
model_gam_ex | Model output tibble from the 'model_gam' function
model_trend | Modeling of indicator trends
model_trend_ex | Model output tibble from the 'model_trend' function
nrmse | Normalized Root Mean Square Error
plot_clust_sc | Dendrogram of the cluster analysis.
plot_diagnostics | Diagnostic plots for a fitted GAM, GAMM or threshold-GAM(M)
plot_model | Visualization of all IND~pressure-model results relevant for the scoring
plot_spiechart | Create score-based spie chart
plot_statespace_ch | Convex hull plot
plot_statespace_ed | Time series plot of Euclidean distance
plot_trend | Create indicator trend plot
press_ex | Environmental variables representing pressures for pelagic food webs in the Central Baltic Sea (Bornholm Basin).
press_type_ex | Pressure variables and their associated pressure types from our example data
scoring | Scoring of indicator performance
select_interaction | Create tibble of all potential pressure combinations to test for interactions.
select_model | Select the best correlation structure in the GAMM
statespace_ch | Convex hull in 2-dimensional space
statespace_ed | Euclidean distance in state space
summary_sc | Summary of indicator performance scores
test_interaction | Test for interactions between 2 pressure variables