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[ENH] Parameter Fitter: more responsive when changing settings #7027

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Merged
markotoplak merged 3 commits into from
Feb 21, 2025
Merged

[ENH] Parameter Fitter: more responsive when changing settings #7027

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0e682dd
Parameter Fitter: more responsive when changing settings
markotoplak Feb 12, 2025
8be7cbc
test_owparameterfitter: try to make tests faster
markotoplak Feb 13, 2025
b32d0ce
remove needless callback
markotoplak Feb 21, 2025
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18 changes: 13 additions & 5 deletions Orange/widgets/evaluate/owparameterfitter.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@
from Orange.evaluation import CrossValidation, TestOnTrainingData, Results
from Orange.evaluation.scoring import Score, AUC, R2
from Orange.modelling import Fitter
from Orange.util import dummy_callback
from Orange.util import dummy_callback, wrap_callback
from Orange.widgets import gui
from Orange.widgets.settings import Setting
from Orange.widgets.utils import userinput
Expand All @@ -42,12 +42,19 @@
def _validate(
data: Table,
learner: Learner,
scorer: type[Score]
scorer: type[Score],
progress_callback: Callable
) -> tuple[float, float]:
res: Results = TestOnTrainingData()(data, [learner],
suppresses_exceptions=False)
suppresses_exceptions=False,
callback=wrap_callback(
progress_callback, 0, 1/(1+N_FOLD))
)
res_cv: Results = CrossValidation(k=N_FOLD)(data, [learner],
suppresses_exceptions=False)
suppresses_exceptions=False,
callback=wrap_callback(
progress_callback, 1/(1+N_FOLD), 1.)
)
# pylint: disable=unsubscriptable-object
return scorer(res)[0], scorer(res_cv)[0]

Expand All @@ -68,7 +75,8 @@ def _search(
progress_callback(i / len(steps))
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@VesnaT VesnaT Feb 21, 2025

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This line could now be removed.

params = initial_parameters.copy()
params[name] = value
result = _validate(data, type(learner)(**params), scorer)
result = _validate(data, type(learner)(**params), scorer,
wrap_callback(progress_callback, i / len(steps), (i+1) / len(steps)))
scores.append((value, result))
return scores, scorer.name, fitted_parameter_props.label

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