from dbispipeline.evaluators import FixedSplitEvaluator from dbispipeline.evaluators import ModelCallbackWrapper import dbispipeline.result_handlers as result_handlers from dbispipeline.utils import prefix_path from loaders.melspectrograms import MelSpectrogramsLoader from models.crnn import CRNNModel from sklearn.pipeline import Pipeline WINDOW_SIZE = 1366 dataloader = MelSpectrogramsLoader( data_path=prefix_path("melspec_data", common.DEFAULT_PATH), training_path=prefix_path("autotagging_moodtheme-train.tsv", common.DEFAULT_PATH), test_path=prefix_path("autotagging_moodtheme-test.tsv", common.DEFAULT_PATH), validate_path=prefix_path("autotagging_moodtheme-validation.tsv", common.DEFAULT_PATH), window_size=WINDOW_SIZE, window='random', num_windows=5, ) pipeline = Pipeline([ ("model", CRNNModel(epochs=32, dataloader=dataloader, attention=True)), ]) evaluator = ModelCallbackWrapper( FixedSplitEvaluator(**common.fixed_split_params()), lambda model: common.store_prediction(model, dataloader), )
from models.crnn_plus import CRNNPlusModel from sklearn.pipeline import Pipeline ab_loader = AcousticBrainzLoader( training_path=prefix_path("accousticbrainz-train.pickle", common.DEFAULT_PATH), test_path=prefix_path("accousticbrainz-test.pickle", common.DEFAULT_PATH), validation_path=prefix_path("accousticbrainz-validation.pickle", common.DEFAULT_PATH), ) dataloader = MelSpectrogramsLoader( data_path=prefix_path("melspec_data", common.DEFAULT_PATH), training_path=prefix_path("autotagging_moodtheme-train.tsv", common.DEFAULT_PATH), test_path=prefix_path("autotagging_moodtheme-test.tsv", common.DEFAULT_PATH), validate_path=prefix_path("autotagging_moodtheme-validation.tsv", common.DEFAULT_PATH), ) pipeline = Pipeline([("model", CRNNPlusModel(dataloader=dataloader, essentia_loader=ab_loader))]) grid_params = common.grid_params() grid_params['n_jobs'] = 1 evaluator = FixedSplitGridEvaluator( params={ "model__epochs": [2, 4, 8, 16, 32],