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Simultaneous participant and stimulus generalization

Participant-and-stimulus generalization workflow

data <- simulate_gazepoint_governed_data(18L, 6L, 1L, seed = 2601L)
predictors <- c("tracking_ratio", "blink_rate", "gaze_dispersion")
task <- create_gazepoint_synthetic_task(
  data, "recording_quality", "new_participants_and_new_stimuli"
)
manifest <- create_gazepoint_synthetic_manifest(task$outcome, predictors)
folds <- create_gazepoint_group_folds(
  data, task$outcome, predictors, manifest,
  task$generalization_target,
  "participant_id", "trial_id", "stimulus_id",
  v = 3L, repeats = 1L, seed = 2601L
)
folds$fold_summary
#>   repeat fold          fold_id participant_fold stimulus_fold n_total
#> 1      1    1 Repeat01_P01_S01                1             1     108
#> 2      1    2 Repeat01_P02_S01                2             1     108
#> 3      1    3 Repeat01_P03_S01                3             1     108
#> 4      1    4 Repeat01_P01_S02                1             2     108
#> 5      1    5 Repeat01_P02_S02                2             2     108
#> 6      1    6 Repeat01_P03_S02                3             2     108
#> 7      1    7 Repeat01_P01_S03                1             3     108
#> 8      1    8 Repeat01_P02_S03                2             3     108
#> 9      1    9 Repeat01_P03_S03                3             3     108
#>   n_analysis n_assessment n_excluded assessment_prop_all
#> 1         48           12         48           0.1111111
#> 2         48           12         48           0.1111111
#> 3         48           12         48           0.1111111
#> 4         48           12         48           0.1111111
#> 5         48           12         48           0.1111111
#> 6         48           12         48           0.1111111
#> 7         48           12         48           0.1111111
#> 8         48           12         48           0.1111111
#> 9         48           12         48           0.1111111
#>   assessment_prop_retained leakage_status
#> 1                      0.2           pass
#> 2                      0.2           pass
#> 3                      0.2           pass
#> 4                      0.2           pass
#> 5                      0.2           pass
#> 6                      0.2           pass
#> 7                      0.2           pass
#> 8                      0.2           pass
#> 9                      0.2           pass
evaluation <- evaluate_gazepoint_group_folds(
  folds, task, predictors, "glm", seed = 2601L
)
evaluation$fold_status
#>   repeat fold          fold_id status leakage_status n_analysis n_assessment
#> 1      1    1 Repeat01_P01_S01 review           pass         48           12
#> 2      1    2 Repeat01_P02_S01 review           pass         48           12
#> 3      1    3 Repeat01_P03_S01 review           pass         48           12
#> 4      1    4 Repeat01_P01_S02 review           pass         48           12
#> 5      1    5 Repeat01_P02_S02 review           pass         48           12
#> 6      1    6 Repeat01_P03_S02   fail           pass         48           12
#> 7      1    7 Repeat01_P01_S03 review           pass         48           12
#> 8      1    8 Repeat01_P02_S03 review           pass         48           12
#> 9      1    9 Repeat01_P03_S03 review           pass         48           12
#>   n_excluded n_predictions n_missing_predictions warning_count
#> 1         48            12                     0             1
#> 2         48            12                     0             1
#> 3         48            12                     0             1
#> 4         48            12                     0             1
#> 5         48            12                     0             1
#> 6         48             0                    12             1
#> 7         48            12                     0             1
#> 8         48            12                     0             1
#> 9         48            12                     0             1
#>                                              error
#> 1                                             <NA>
#> 2                                             <NA>
#> 3                                             <NA>
#> 4                                             <NA>
#> 5                                             <NA>
#> 6 Binary metrics require exactly two truth levels.
#> 7                                             <NA>
#> 8                                             <NA>
#> 9                                             <NA>
#>                          warnings
#> 1 'drop' argument will be ignored
#> 2 'drop' argument will be ignored
#> 3 'drop' argument will be ignored
#> 4 'drop' argument will be ignored
#> 5 'drop' argument will be ignored
#> 6 'drop' argument will be ignored
#> 7 'drop' argument will be ignored
#> 8 'drop' argument will be ignored
#> 9 'drop' argument will be ignored
head(evaluation$excluded)
#>   participant_id trial_id stimulus_id replicate assigned_condition
#> 1           P001   T00001        S001         1                  A
#> 2           P001   T00003        S003         1                  A
#> 3           P001   T00005        S005         1                  A
#> 4           P001   T00006        S006         1                  B
#> 5           P002   T00008        S002         1                  A
#> 6           P002   T00010        S004         1                  A
#>   tracking_ratio blink_rate fixation_duration gaze_dispersion pupil_change
#> 1      0.9273132   5.294479          219.2280       0.7314324  -0.22127869
#> 2      0.9587020   5.804824          215.6037       0.5876004   0.09574297
#> 3      0.8958902   5.473938          162.7716       0.4723956  -0.17907113
#> 4      0.9151056   6.575351          220.7356       0.5047154   0.01752138
#> 5      0.9045578   5.841082          200.0662       0.7875270  -0.33577902
#> 6      0.9226943   6.528077          194.3891       0.5889301   0.07204087
#>   quality_status observed_response observed_duration       site_label
#> 1           pass       recorded_no          5.693151 development_site
#> 2           pass      recorded_yes          8.098351 development_site
#> 3           pass      recorded_yes          6.851908    external_site
#> 4           pass       recorded_no          6.279029    external_site
#> 5           pass       recorded_no          5.918344 development_site
#> 6           pass       recorded_no          7.784713    external_site
#>   .gp3ml_source_row repeat fold          fold_id
#> 1                 1      1    1 Repeat01_P01_S01
#> 2                 3      1    1 Repeat01_P01_S01
#> 3                 5      1    1 Repeat01_P01_S01
#> 4                 6      1    1 Repeat01_P01_S01
#> 5                 8      1    1 Repeat01_P01_S01
#> 6                10      1    1 Repeat01_P01_S01

Cross-block rows that belong to only one held-out grouping dimension remain explicitly excluded. They are not silently reassigned to analysis or assessment.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.