Add files via upload

week 1 and 2 uploaded

Author: snrazavi

MLiP-week01and02/1-Introduction.ipynb

@@ -0,0 +1,2 @@
+2.047870966287423933e-02,4.652803246244485713e-01,1.418044583981390439e-01
+1.575936388704680668e-01,1.492402393141355477e-01,5.979355554978926790e-01

MLiP-week01and02/imgs/Bell-Curve.png

@@ -0,0 +1,29 @@
+import cPickle as pickle
+import numpy as np
+import os
+from scipy.misc import imread
+
+def load_CIFAR_batch(filename):
+  """ load single batch of cifar """
+  with open(filename, 'rb') as f:
+    datadict = pickle.load(f)
+    X = datadict['data']
+    Y = datadict['labels']
+    X = X.reshape(10000, 3, 32, 32).transpose(0,2,3,1).astype("float")
+    Y = np.array(Y)
+    return X, Y
+
+def load_CIFAR10(ROOT):
+  """ load all of cifar """
+  xs = []
+  ys = []
+  for b in range(1,6):
+    f = os.path.join(ROOT, 'data_batch_%d' % (b, ))
+    X, Y = load_CIFAR_batch(f)
+    xs.append(X)
+    ys.append(Y)    
+  Xtr = np.concatenate(xs)
+  Ytr = np.concatenate(ys)
+  del X, Y
+  Xte, Yte = load_CIFAR_batch(os.path.join(ROOT, 'test_batch'))
+  return Xtr, Ytr, Xte, Yte