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[dim_reduce examples] updated swiss roll

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mzwiessele 2014-05-22 15:25:26 +01:00
parent fa750d4ba4
commit d6bf3b0d79
3 changed files with 80 additions and 6 deletions
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GPy/util/datasets.py
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@ -635,7 +635,7 @@ def osu_run1(data_set='osu_run1', sample_every=4):
return data_details_return({'Y': Y, 'connect' : connect}, data_set)
def swiss_roll_generated(num_samples=1000, sigma=0.0):
with open(os.path.join(data_path, 'swiss_roll.pickle')) as f:
with open(os.path.join(os.path.dirname(__file__), 'datasets', 'swiss_roll.pickle')) as f:
data = pickle.load(f)
Na = data['Y'].shape[0]
perm = np.random.permutation(np.r_[:Na])[:num_samples]