# Detail Callouts [//]: # (## Overview) This section gives in-depth coverage of the Tetrad graphical user interface (GUI), describing the purpose and usage of each box in the left-hand sidebar. The boxes are documented in the same order that they appear in the interface. ```{toctree} :maxdepth: 2 detail-data-subset-resample detail-graph-menu detail-display-subgraphs detail-markov-checker detail-bootstrapping detail-pm-im-model-types detail-simulation-types detail-bayes-parametric-model detail-bayes-instantiated-model detail-ml-bayes-estimator detail-dirichlet-estimator detail-em-bayes-estimator detail-sem-parametric-model detail-sem-instantiated-model detail-sem-estimator detail-hybrid-parametric-model detail-hybrid-instantiated-model detail-hybrid-cg-estimator detail-generalized-parametric-model detail-generalized-instantiated-model detail-generalized-sem-estimator detail-junction-tree-updater detail-approximate-updater detail-row-summing-updater detail-sem-updater detail-adjustment-total-effects detail-ida-check detail-ntad-explorer