Changelog

Source: NEWS.md

pressR 0.1.0

Initial release

Parsers

• pr_read_ascii(): Parse ASCII pressure data exports.
• pr_read_csv(): Parse generic CSV pressure data (wide or long).
• pr_read_forcesensor(): Parse force sensor data.
• pr_read_mask(): Parse region mask files.
• pr_read_auto(): Auto-detect and dispatch.

Sensor Layouts

• pr_layout(): Construct custom layouts.
• pr_layout_insole(), pr_layout_platform(), pr_layout_mat(), pr_layout_saddle(), pr_layout_seat(), pr_layout_glove(): predefined layouts.
• pr_layout_list() lists available layouts.
• pr_validate_layout() validates a layout.

S3 classes

• pr_layout, pr_trial, pr_dataset, pr_cop, pr_mask.

Region Masks

• pr_mask(), pr_mask_default(), pr_mask_apply(), pr_mask_saddle_6(), pr_mask_symmetry(), pr_mask_foot_auto().

Per-frame and trial analysis

• pr_calc_peak_pressure(), pr_calc_mean_pressure(), pr_calc_force(), pr_calc_contact_area(), pr_calc_cop(), pr_calc_loaded_rate(), pr_calc_pti(), pr_calc_impulse(), pr_calc_contact_time(), pr_calc_cop_path(), pr_calc_cop_excursion().
• pr_summary(): comprehensive trial summary.
• pr_calc_symmetry_index(), pr_calc_regional().

Application-specific analysis

• Gait: pr_calc_gait_cycles(), pr_calc_rollover().
• Saddle: pr_calc_saddle_bridge(), pr_calc_saddle_slip().
• Seating: pr_calc_seat_hotspot().

Reference thresholds

• pr_ref_saddle(), pr_ref_diabetic_foot(), pr_ref_wheelchair().

Visualization

• pr_plot_heatmap(), pr_plot_heatmap_masked(), pr_plot_3d(), pr_plot_force_time(), pr_plot_pressure_time(), pr_plot_cop(), pr_plot_cop_butterfly(), pr_plot_contact_area(), pr_plot_regional_bar(), pr_plot_symmetry(), pr_plot_comparison(), pr_plot_saddle_report(), pr_plot_foot_report().

Export and reporting

• pr_export_csv(), pr_export_report().

Batch processing

• pr_batch_summary(), pr_merge_trials().

Shiny application

• pr_run_app(): interactive 6-tab data explorer.

Example data

• pr_example_trial(), pr_example_files().

Utilities

• pr_interpolate(), pr_filter_time(), pr_downsample().