chainer_chemistry.dataset.indexers.NumpyTupleDatasetFeatureIndexer

class chainer_chemistry.dataset.indexers.NumpyTupleDatasetFeatureIndexer(dataset)[source]

FeatureIndexer for NumpyTupleDataset

Parameters:dataset (NumpyTupleDataset) – dataset instance
__init__(dataset)[source]

Initialize self. See help(type(self)) for accurate signature.

Methods

__init__(dataset) Initialize self.
check_type_feature_index(j)
create_feature_index_list(feature_index)
extract_feature(i, j) Extracts i-th data’s j-th feature
extract_feature_by_slice(slice_index, j) Extracts slice_index-th data’s j-th feature.
features_length() Returns length of features
postprocess(item)
preprocess(item)

Attributes

dataset_length
shape