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WIP: Remove functions import_libsvm_sparse and import_scipy_mat #2

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WIP: Remove functions import_libsvm_sparse and import_scipy_mat #2

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19 changes: 0 additions & 19 deletions libact/base/dataset.py
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Original file line number Diff line number Diff line change
Expand Up @@ -92,22 +92,3 @@ def labeled_uniform_sample(self, samplesize, replace=True):
else:
samples = random.sample(self.get_labeled_entries(), samplesize)
return Dataset(*zip(*samples))


def import_libsvm_sparse(filename):
"""Imports dataset file in libsvm sparse format"""
from sklearn.datasets import load_svmlight_file
X, y = load_svmlight_file(filename)
return Dataset(X.toarray().tolist(), y.tolist())


def import_scipy_mat(filename):
from scipy.io import loadmat
data = loadmat(filename)
X = data['X']
y = data['y']
zipper = list(zip(X, y))
np.random.shuffle(zipper)
X, y = zip(*zipper)
X, y = np.array(X), np.array(y).reshape(-1)
return Dataset(X, y)