| .check_for_PupilPre | Internal helper function, not intended to be called externally. |
| align_msg | Aligns samples to a specific message. |
| bin_prop | Bins the sample data and calculates proportion looks by interest area |
| check_all_msgs | Output all messages with timestamps |
| check_eye_recording | Check which eyes were recorded during the experiment |
| check_ia | Check the interest area IDs and labels |
| check_msg_time | Check the time value(s) at a specific message |
| check_samples_per_bin | Check the number of samples in each bin |
| check_samplingrate | Determine the sampling rate present in the data |
| check_time_series | Check the new time series |
| create_binomial | Creates a success/failure column for each IA based on counts. |
| create_time_series | Create a time series column |
| custom_ia | Map gaze data to newly defined interest areas |
| ds_options | Determine downsampling options based on current sampling rate |
| fasttrack | Fast-track basic preprocessing |
| make_pelogit_fnc | Create function for back-transforming empirical logits to proportions |
| mark_trackloss | Mark trackloss by blink and/or screen size |
| plot_avg | Plots average looks to interest areas. |
| plot_avg_cdiff | Plots average difference between two conditions. |
| plot_avg_contour | Plots average contour surface of looks to a given interest area. |
| plot_avg_diff | Plots average difference between looks to two interest areas. |
| plot_indiv_app | Plots diagnostic average plots of subjects/items. |
| plot_transformation_app | Plots diagnostic plots of the empirical logit transformation. |
| plot_var_app | Plots diagnostic plots of subject/item variance. |
| prep_data | Check the classes of specific columns and re-assigns as necessary. |
| recode_ia | Recode interest area IDs and/or interest area labels |
| relabel_na | Relabel samples containing 'NA' as outside any interest area |
| rename_columns | Rename default column names for interest areas. |
| rm_extra_DVcols | Checks for and removes unnecessary DV output columns. |
| rm_trackloss_events | Removes events with excessive trackloss |
| select_recorded_eye | Select the eye used during recording |
| transform_to_elogit | Transforms proportion looks to empirical logits. |
| VWdat | This is a sample eye-tracking dataset included in the package |
| VWPre | VWPre: Tools for Preprocessing Visual World Data. |