# Process and Report Gazepoint Biometrics Data

## Documentation for package ‘gpbiometrics’ version 0.1.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

A B C D E F G I J M O P R S T V W

## -- A --

align_gazepoint_biometrics_to_ttl | Align Gazepoint biometric samples to TTL events
analyze_gazepoint_ac_susceptance | Analyse AC EDA admittance and susceptance recordings
analyze_gazepoint_cardiorespiratory_causality | Analyse cardiorespiratory Granger-style directionality
analyze_gazepoint_skin_potential | Analyse endosomatic skin-potential recordings
assess_gazepoint_hrp_waveform_quality | Assess Gazepoint HRP waveform quality
audit_gazepoint_biometric_missingness | Audit missingness in Gazepoint biometric channels
audit_gazepoint_biometric_sampling | Audit Gazepoint biometric sampling and timing
audit_gazepoint_biometric_sync_drift | Audit Gazepoint biometric synchronization drift
audit_gazepoint_distributional_drift | Audit distributional drift across sessions or ordered blocks
audit_gazepoint_eda_artifacts | Audit Gazepoint EDA/GSR artifacts
audit_gazepoint_engagement_dial | Audit Gazepoint engagement-dial signal quality
audit_gazepoint_gsr_quality | Audit Gazepoint GSR/EDA signal quality
audit_gazepoint_gsr_units | Audit likely GSR/EDA units
audit_gazepoint_hr_quality | Audit Gazepoint heart-rate signal quality
audit_gazepoint_ibi_quality | Audit IBI/RR interval quality
audit_gazepoint_signal_activity | Audit Gazepoint biometric signal activity
audit_gazepoint_stabilization_period | Audit or trim the EDA electrode stabilization period
audit_gazepoint_time_resets | Audit Gazepoint biometric time resets

## -- B --

baseline_correct_gazepoint_gsr | Baseline-correct Gazepoint GSR/EDA
baseline_correct_gazepoint_hr | Baseline-correct Gazepoint heart rate
baseline_correct_gazepoint_pupil | Baseline-correct Gazepoint pupil size

## -- C --

calculate_gazepoint_rsa | Calculate respiration-informed RSA proxy features
check_gazepoint_biometric_columns | Check Gazepoint biometric columns
check_gazepoint_plot_contract | Check a Gazepoint plot return contract
chunk_gazepoint_biometrics | Chunk Gazepoint biometric data into fixed analysis episodes
classify_gazepoint_eda_response_pattern | Classify descriptive Gazepoint EDA response patterns
classify_gazepoint_scr_intervals | Classify SCRs into FIR, SIR, and TIR latency intervals
compare_gazepoint_hr_ibi_consistency | Compare Gazepoint HR and IBI-derived heart rate
convert_gazepoint_gsr_to_conductance | Convert Gazepoint GSR resistance to conductance
correct_gazepoint_eda_temperature | Correct EDA for ambient or body temperature
create_gazepoint_biometrics_checklist | Create a Gazepoint Biometrics reporting checklist
create_gazepoint_biometrics_feature_inventory | Create a gpbiometrics feature inventory
create_gazepoint_biometrics_methods_text | Create Gazepoint Biometrics methods text
create_gazepoint_biometrics_report | Create a Gazepoint Biometrics report
create_gazepoint_biometrics_report_tables | Create Gazepoint Biometrics report tables
create_gazepoint_eda_analysis_pipeline | Create a Gazepoint EDA analysis pipeline guide
create_gazepoint_preregistration_template | Create a Gazepoint biometrics preregistration template

## -- D --

decompose_gazepoint_eda | Decompose Gazepoint GSR/EDA into tonic and phasic components
denoise_gazepoint_eda_autoencoder | Denoise EDA using a user-supplied autoencoder reconstruction model
denoise_gazepoint_eda_wavelet | Denoise EDA using dependency-light Haar wavelet shrinkage
denoise_gazepoint_ppg_autoencoder | Denoise PPG using a user-supplied autoencoder reconstruction model
denoise_gazepoint_quantization_noise | Add small uniform noise to reduce quantization overlap
detect_active_biometric_channels | Detect active Gazepoint biometric channels
detect_gazepoint_biometric_schema | Detect the schema of Gazepoint biometric data
detect_gazepoint_biometric_timebase | Detect the likely timebase of Gazepoint biometric data
detect_gazepoint_doubly_stochastic_changepoints | Detect stochastic change points in noisy biometric signals
detect_gazepoint_scr_events | Detect SCR-like events in Gazepoint GSR/EDA data
detect_gazepoint_scr_peaks | Detect Gazepoint SCR peaks
detect_gazepoint_time_columns | Detect Gazepoint biometric time columns
diagnose_gazepoint_biometrics_workflow | Diagnose a Gazepoint Biometrics workflow

## -- E --

estimate_gazepoint_signal_lag | Estimate lag between two Gazepoint biometric signals
export_gazepoint_biometrics_report_bundle | Export a Gazepoint biometrics report bundle
export_gazepoint_rhrv_input | Export Gazepoint IBI data for RHRV-style workflows
extract_gazepoint_beats_kmeans | Extract heartbeat candidates from Gazepoint pulse using k-means
extract_gazepoint_bilateral_eda_asymmetry | Extract bilateral EDA asymmetry features
extract_gazepoint_eda_complexity | Extract EDA complexity features
extract_gazepoint_eda_spectral_power | Extract frequency-domain EDA spectral power
extract_gazepoint_eda_tvsymp | Extract time-varying spectral EDA features
extract_gazepoint_edr_pca | Extract ECG-derived respiration using PCA
extract_gazepoint_hrv_asymmetry | Extract heart-rate asymmetry features
extract_gazepoint_hrv_features | Extract time-domain HRV features from Gazepoint IBI intervals
extract_gazepoint_hrv_fragmentation | Extract heart-rate fragmentation features
extract_gazepoint_hrv_fuzzy_csi | Extract FuzzyEn and Lorenz-plot CSI HRV features
extract_gazepoint_hrv_geometric | Extract geometric HRV features
extract_gazepoint_hrv_nonlinear | Extract nonlinear HRV features from IBI/RR intervals
extract_gazepoint_hrv_rcmse | Extract refined composite multiscale entropy from HRV intervals
extract_gazepoint_hrv_rqa | Extract HRV recurrence quantification analysis features
extract_gazepoint_pdr_signals | Extract PPG-derived respiration proxy signals
extract_gazepoint_respiration_ceemdan | Extract respiration proxy using a CEEMDAN-style bridge
extract_gazepoint_scr_recovery_times | Extract SCR recovery times
extract_gazepoint_ttl_events | Extract Gazepoint TTL marker events

## -- F --

filter_gazepoint_ibi_implausible | Filter implausible Gazepoint IBI values
flag_gazepoint_artifacts_svm | Flag EDA artifacts with a user-supplied SVM-style model
flag_gazepoint_biometric_dropouts | Flag biometric dropouts and flatline periods
flag_gazepoint_mad_artifacts | Flag MAD-based EDA wearable artifacts
flag_kleckner_eda_artifacts | Flag EDA artifacts using transparent Kleckner-style heuristics
format_gazepoint_biometrics_feature_inventory | Format the gpbiometrics feature inventory for users
fuse_gazepoint_respiration_kalman | Fuse respiration proxies using a Kalman filter

## -- G --

get_gazepoint_plot_data | Extract stored plot data
get_gazepoint_plot_settings | Extract stored plot settings

## -- I --

import_gazepoint_biometrics | Import a Gazepoint Biometrics export
import_gazepoint_biometric_folder | Import a folder of Gazepoint Biometrics exports
import_gazepoint_data_summary | Import a Gazepoint Data Summary export
import_gazepoint_lsl_xdf | Import Gazepoint-related streams from an LSL/XDF file

## -- J --

join_gazepoint_biometrics_to_gp3tools | Join Gazepoint Biometrics data to gp3tools-style eye-tracking data
join_gazepoint_biometrics_to_master | Join Gazepoint Biometrics to a master table

## -- M --

model_gazepoint_eda_point_process | Model EDA events as a dependency-light point process
model_gazepoint_hrv_ipfm | Model heartbeat timing using an IPFM-style impulse train
model_gazepoint_hr_point_process | Model heartbeats as a dependency-light point process

## -- O --

optimize_gazepoint_cvxeda_tau | Optimise subject-specific cvxEDA slow time constant

## -- P --

plot_gazepoint_aoi_biometrics | Plot AOI-linked biometric summaries
plot_gazepoint_biometric_quality | Plot Gazepoint biometric quality indicators
plot_gazepoint_biometric_report_dashboard | Create a lightweight Gazepoint biometric QC plot dashboard
plot_gazepoint_biometric_signals | Plot Gazepoint biometric signal time series
plot_gazepoint_eda_decomposition | Plot Gazepoint EDA decomposition channels
plot_gazepoint_eda_gram | Plot an EDA-gram-style time-frequency representation
plot_gazepoint_multimodal_timeline | Plot multimodal Gazepoint biometric timelines
plot_gazepoint_saccade_main_sequence | Plot Gazepoint saccade main-sequence diagnostics
plot_gazepoint_scr_events | Plot Gazepoint SCR events on an EDA signal
plot_gazepoint_scr_specification_curve | Plot an SCR specification curve
plot_gazepoint_signal_activity | Plot Gazepoint biometric signal activity
plot_gazepoint_time_resets | Plot Gazepoint time resets and time-order flags
prepare_gazepoint_aoi_biometrics_model_data | Prepare AOI-biometric model data
prepare_gazepoint_artifact_svm_features | Prepare EDA artifact-classifier segment features
prepare_gazepoint_biometrics_lme_data | Prepare Gazepoint biometric summaries for mixed-model analysis
prepare_gazepoint_ctsi_input | Prepare Gazepoint EDA data for CTSI sparse deconvolution workflows
prepare_gazepoint_cvxeda_input | Prepare Gazepoint EDA input for external cvxEDA-style workflows
prepare_gazepoint_ledalab_input | Prepare Gazepoint EDA input for external Ledalab-style workflows
prepare_gazepoint_multimodal_model_data | Prepare Gazepoint multimodal model data
prepare_gazepoint_neurokit_eda_input | Prepare Gazepoint EDA input for NeuroKit2-style workflows
prepare_gazepoint_pspm_dcm_input | Prepare Gazepoint EDA data for PsPM DCM workflows
prepare_gazepoint_pspm_input | Prepare Gazepoint EDA input for external PsPM-style workflows
prepare_gazepoint_pyppg_input | Prepare Gazepoint HRP/PPG waveform input for pyPPG
prepare_gazepoint_rhrv_input | Prepare Gazepoint IBI/RR data for RHRV
prepare_gazepoint_scr_hurdle_model_data | Prepare Gazepoint SCR hurdle-model data

## -- R --

recommend_gazepoint_biometric_exclusions | Recommend Gazepoint biometric exclusions
regress_gazepoint_pupil_luminance | Regress stimulus luminance from pupil diameter
run_gazepoint_automated_statistics | Run automated exploratory statistics for Gazepoint feature tables
run_gazepoint_biometrics_real_data_readiness | Run a final real-data readiness gate for Gazepoint biometrics data
run_gazepoint_biometrics_workflow | Run a Gazepoint Biometrics workflow
run_gazepoint_eda_analysis_pipeline | Run a six-phase Gazepoint EDA/GSR analysis pipeline
run_gazepoint_neurokit_eda_crosscheck | Optionally run a NeuroKit2 EDA cross-check
run_gazepoint_online_design_optimization | Run blockwise online design optimization decision support
run_gazepoint_scr_multiverse | Run a multiverse of SCR scoring specifications
run_gazepoint_scr_threshold_sensitivity | Run Gazepoint SCR threshold sensitivity checks
run_gpbiometrics_shiny | Launch a lightweight gpbiometrics Shiny dashboard
run_gpbiometrics_shiny_annotator | Launch a lightweight gpbiometrics Shiny peak/artifact annotator

## -- S --

screen_gazepoint_eda_nonresponders | Screen Gazepoint EDA/SCR nonresponders
simulate_gazepoint_biometrics | Simulate Gazepoint-style biometric signals
smooth_gazepoint_biometrics | Smooth a Gazepoint biometric signal
standardise_gazepoint_adaptive_ema | Adaptive EMA normalization for non-stationary EDA
standardise_gazepoint_biometrics_within_unit | Standardize biometric signals within participant or other analysis units
standardise_gazepoint_biometric_names | Standardise Gazepoint biometric column names
standardise_gazepoint_plot_contract | Standardise a Gazepoint plot return contract
standardise_gazepoint_range_correction | Standardise SCR or SCL using within-participant range correction
standardise_gazepoint_zscore | Standardise SCR or SCL using intra-individual z-scoring
standardize_gazepoint_adaptive_ema | Adaptive EMA normalization for non-stationary EDA
standardize_gazepoint_biometrics_within_unit | Standardize biometric signals within participant or other analysis units
standardize_gazepoint_plot_contracts | Standardize Gazepoint plot return contracts
standardize_gazepoint_range_correction | Standardise SCR or SCL using within-participant range correction
standardize_gazepoint_zscore | Standardise SCR or SCL using intra-individual z-scoring
summarise_gazepoint_aoi_biometrics | Summarise biometric signals by AOI
summarise_gazepoint_biometrics_feature_inventory | Summarise the formatted gpbiometrics feature inventory
summarise_gazepoint_biometrics_workflow | Summarise a Gazepoint Biometrics workflow object
summarise_gazepoint_biometric_validity | Summarise validity and availability of Gazepoint biometric signals
summarise_gazepoint_dial_windows | Summarise Gazepoint engagement-dial windows
summarise_gazepoint_engagement_windows | Summarise Gazepoint engagement-dial windows
summarise_gazepoint_full_biometric_windows | Summarise full Gazepoint biometric windows
summarise_gazepoint_gsr_tonic_phasic | Summarise tonic and phasic GSR/EDA components
summarise_gazepoint_gsr_windows | Summarise Gazepoint GSR/EDA windows
summarise_gazepoint_hrv_features | Summarise time-domain HRV features from Gazepoint IBI/RR intervals
summarise_gazepoint_hr_windows | Summarise Gazepoint heart-rate windows
summarise_gazepoint_ibi_hrv_windows | Summarise Gazepoint IBI-derived HRV windows
summarise_gazepoint_ibi_windows | Summarise IBI/RR windows
summarise_gazepoint_multimodal_windows | Summarise Gazepoint multimodal biometric windows
summarise_gazepoint_scr_event_windows | Summarise Gazepoint SCR responses in event windows
sync_gazepoint_biometrics_with_gaze | Synchronise Gazepoint Biometrics with gaze data

## -- T --

test_gazepoint_hrv_nonlinearity | Test HRV nonlinearity using surrogate data

## -- V --

validate_gazepoint_biometrics | Validate a Gazepoint Biometrics export

## -- W --

write_gazepoint_biometrics_report_tables | Write Gazepoint Biometrics report tables