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ss16:02.06.2016
Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen gezeigt.
| Beide Seiten der vorigen Revision Vorhergehende Überarbeitung Nächste Überarbeitung | Vorhergehende Überarbeitung | ||
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ss16:02.06.2016 [2016/06/16 16:07] henrikfrenzel |
ss16:02.06.2016 [2016/06/16 17:07] (aktuell) henrikfrenzel |
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| Zeile 12: | Zeile 12: | ||
| * Aufbau des MNIST-Datensatz | * Aufbau des MNIST-Datensatz | ||
| <code> | <code> | ||
| + | python | ||
| + | >>> import scipy.io | ||
| + | >>> mat=scipy.io.loadmat('/[…]/[…]/scikit_learn_data/mldata/mnist-original.mat') | ||
| + | >>> mat | ||
| + | '__globals__': [], 'mldata_descr_ordering': array([[array([u'label'], | ||
| + | dtype='<U5'), | ||
| + | array([u'data'], | ||
| + | dtype='<U4')]], dtype=object), '__header__': 'MATLAB 5.0 MAT-file Platform: posix, Created on: Thu May 26 15:44:45 2016', 'label': array([[ 0., 0., 0., ..., 9., 9., 9.]]), '__version__': '1.0', 'data': array([[0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | ..., | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0]], dtype=uint8)} | ||
| + | >>> dir(mat) | ||
| + | ['__class__', '__cmp__', '__contains__', '__delattr__', '__delitem__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__getitem__', '__gt__', '__hash__', '__init__', '__iter__', '__le__', '__len__', '__lt__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__setitem__', '__sizeof__', '__str__', '__subclasshook__', 'clear', 'copy', 'fromkeys', 'get', 'has_key', 'items', 'iteritems', 'iterkeys', 'itervalues', 'keys', 'pop', 'popitem', 'setdefault', 'update', 'values', 'viewitems', 'viewkeys', 'viewvalues'] | ||
| + | >>> mat['data'] | ||
| + | array([[0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | ..., | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0], | ||
| + | [0, 0, 0, ..., 0, 0, 0]], dtype=uint8) | ||
| + | >>> mat['data'].shape | ||
| + | (784, 70000) | ||
| + | >>> mat.keys | ||
| + | <built-in method keys of dict object at 0x109098398> | ||
| + | >>> mat.keys() | ||
| + | ['__globals__', 'mldata_descr_ordering', '__header__', 'label', '__version__', 'data'] | ||
| + | >>> mat['label'] | ||
| + | array([[ 0., 0., 0., ..., 9., 9., 9.]]) | ||
| + | >>> mat['label'].shape | ||
| + | (1, 70000) | ||
| </code> | </code> | ||
| Zeile 18: | Zeile 51: | ||
| <code python> | <code python> | ||
| import scipy.io | import scipy.io | ||
| - | mat=scipy.io.loadmat('/[...]/[...]/scikit_learn_data/mldata/mnist-original.mat') | + | mat=scipy.io.loadmat('/[…]/[…]/scikit_learn_data/mldata/mnist-original.mat') |
| </code> | </code> | ||
ss16/02.06.2016.1466086048.txt.gz · Zuletzt geändert: 2016/06/16 16:07 von henrikfrenzel
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