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egait_segmentation_validation_2014.py
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egait_segmentation_validation_2014.py
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from gaitmap.stride_segmentation import BarthDtw
from gaitmap_bench import save_run, set_config
from gaitmap_challenges.stride_segmentation.egait_segmentation_validation_2014 import (
Challenge,
ChallengeDataset,
)
from joblib import Memory
from optuna import Trial
from tpcp.optimize.optuna import OptunaSearch
from gaitmap_algos.stride_segmentation.dtw._egait_segmentation_validation_2014 import (
Egait2014DtwBase,
)
from gaitmap_algos.stride_segmentation.dtw.barth_dtw import metadata_optimized
def optuna_search_space(trial: Trial) -> None:
trial.suggest_float("dtw__max_cost", 2.0, 3.5)
trial.suggest_categorical(
"dtw__template__use_cols",
['("gyr_ml", "gyr_si", "gyr_pa")', '("gyr_ml", "gyr_si")', '("gyr_ml",)'],
)
def get_study_params(_):
return {"direction": "maximize"}
if __name__ == "__main__":
config = set_config()
dataset = ChallengeDataset(
memory=Memory(config.cache_dir),
)
challenge = Challenge(dataset=dataset, cv_params={"n_jobs": config.n_jobs})
challenge.run(
OptunaSearch(
pipeline=Egait2014DtwBase(dtw=BarthDtw()),
get_study_params=get_study_params,
scoring=challenge.get_scorer(),
score_name="per_sample__f1_score",
create_search_space=optuna_search_space,
return_optimized=True,
n_trials=100,
eval_str_paras=["dtw__template__use_cols"],
random_seed=42,
)
)
save_run(
challenge=challenge,
entry_name=("gaitmap", "barth_dtw", "optimized"),
custom_metadata=metadata_optimized,
)