Mercurial > ift6266
annotate datasets/defs.py @ 599:587674030c5a
added authors and emails list
author | boulanni <nicolas_boulanger@hotmail.com> |
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date | Fri, 15 Oct 2010 14:14:06 -0400 |
parents | 22efb4968054 |
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1 __all__ = ['nist_digits', 'nist_lower', 'nist_upper', 'nist_all', 'ocr', |
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2 'nist_P07', 'PNIST07', 'mnist'] |
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3 |
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4 from ftfile import FTDataSet |
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5 from gzpklfile import GzpklDataSet |
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6 import theano |
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7 import os |
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8 |
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9 # if the environmental variables exist, get the path from them, |
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10 # otherwise fall back on the default |
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11 NIST_PATH = os.getenv('NIST_PATH','/data/lisa/data/nist/by_class/') |
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12 DATA_PATH = os.getenv('DATA_PATH','/data/lisa/data/ift6266h10/') |
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13 |
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14 nist_digits = lambda maxsize=None: FTDataSet(train_data = [os.path.join(NIST_PATH,'digits/digits_train_data.ft')], |
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15 train_lbl = [os.path.join(NIST_PATH,'digits/digits_train_labels.ft')], |
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16 test_data = [os.path.join(NIST_PATH,'digits/digits_test_data.ft')], |
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17 test_lbl = [os.path.join(NIST_PATH,'digits/digits_test_labels.ft')], |
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18 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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19 nist_lower = lambda maxsize=None: FTDataSet(train_data = [os.path.join(NIST_PATH,'lower/lower_train_data.ft')], |
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20 train_lbl = [os.path.join(NIST_PATH,'lower/lower_train_labels.ft')], |
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21 test_data = [os.path.join(NIST_PATH,'lower/lower_test_data.ft')], |
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22 test_lbl = [os.path.join(NIST_PATH,'lower/lower_test_labels.ft')], |
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23 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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24 nist_upper = lambda maxsize=None: FTDataSet(train_data = [os.path.join(NIST_PATH,'upper/upper_train_data.ft')], |
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25 train_lbl = [os.path.join(NIST_PATH,'upper/upper_train_labels.ft')], |
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26 test_data = [os.path.join(NIST_PATH,'upper/upper_test_data.ft')], |
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27 test_lbl = [os.path.join(NIST_PATH,'upper/upper_test_labels.ft')], |
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28 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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29 |
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30 nist_all = lambda maxsize=None: FTDataSet(train_data = [os.path.join(DATA_PATH,'train_data.ft')], |
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31 train_lbl = [os.path.join(DATA_PATH,'train_labels.ft')], |
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32 test_data = [os.path.join(DATA_PATH,'test_data.ft')], |
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33 test_lbl = [os.path.join(DATA_PATH,'test_labels.ft')], |
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34 valid_data = [os.path.join(DATA_PATH,'valid_data.ft')], |
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35 valid_lbl = [os.path.join(DATA_PATH,'valid_labels.ft')], |
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36 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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37 |
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38 ocr = lambda maxsize=None: FTDataSet(train_data = [os.path.join(DATA_PATH,'ocr_train_data.ft')], |
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39 train_lbl = [os.path.join(DATA_PATH,'ocr_train_labels.ft')], |
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40 test_data = [os.path.join(DATA_PATH,'ocr_test_data.ft')], |
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41 test_lbl = [os.path.join(DATA_PATH,'ocr_test_labels.ft')], |
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42 valid_data = [os.path.join(DATA_PATH,'ocr_valid_data.ft')], |
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43 valid_lbl = [os.path.join(DATA_PATH,'ocr_valid_labels.ft')], |
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44 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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45 |
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46 #There is 2 more arguments here to can choose smaller datasets based on the file number. |
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47 #This is usefull to get different data for pre-training and finetuning |
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48 nist_P07 = lambda maxsize=None, min_file=0, max_file=100: FTDataSet(train_data = [os.path.join(DATA_PATH,'data/P07_train'+str(i)+'_data.ft') for i in range(min_file, max_file)], |
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49 train_lbl = [os.path.join(DATA_PATH,'data/P07_train'+str(i)+'_labels.ft') for i in range(min_file, max_file)], |
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50 test_data = [os.path.join(DATA_PATH,'data/P07_test_data.ft')], |
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51 test_lbl = [os.path.join(DATA_PATH,'data/P07_test_labels.ft')], |
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52 valid_data = [os.path.join(DATA_PATH,'data/P07_valid_data.ft')], |
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53 valid_lbl = [os.path.join(DATA_PATH,'data/P07_valid_labels.ft')], |
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54 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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55 |
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56 #Added PNIST07 |
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57 PNIST07 = lambda maxsize=None, min_file=0, max_file=100: FTDataSet(train_data = [os.path.join(DATA_PATH,'data/PNIST07_train'+str(i)+'_data.ft') for i in range(min_file, max_file)], |
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58 train_lbl = [os.path.join(DATA_PATH,'data/PNIST07_train'+str(i)+'_labels.ft') for i in range(min_file, max_file)], |
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59 test_data = [os.path.join(DATA_PATH,'data/PNIST07_test_data.ft')], |
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60 test_lbl = [os.path.join(DATA_PATH,'data/PNIST07_test_labels.ft')], |
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61 valid_data = [os.path.join(DATA_PATH,'data/PNIST07_valid_data.ft')], |
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62 valid_lbl = [os.path.join(DATA_PATH,'data/PNIST07_valid_labels.ft')], |
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63 indtype=theano.config.floatX, inscale=255., maxsize=maxsize) |
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64 |
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65 mnist = lambda maxsize=None: GzpklDataSet(os.path.join(DATA_PATH,'mnist.pkl.gz'), |
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66 maxsize=maxsize) |