Rearange image vector

[handwriting-recognition.git] / mnist.py

diff --git a/mnist.py b/mnist.py
index 1a3870f02b6e04b49877af32c44d3c8ac24804fb..4c2832cb72bfbf2c336feae5dc57cb5077fac927 100644 (file)
--- a/mnist.py
+++ b/mnist.py
@@ -11,8 +11,8 @@ def load(images_file, labels_file):
         rows = struct.unpack('>I', f.read(4))[0]
         cols = struct.unpack('>I', f.read(4))[0]
         images = np.frombuffer(f.read(), dtype=np.uint8, count = num * rows * cols)
-        # split them up into an array of flat image vectors, so that first axis corresponds to labels
-        images = images.reshape(num, rows * cols)
+        # split them up into an array of flat image column vectors
+        images = images.reshape(num, rows * cols).T
 
     with open(labels_file, 'rb') as f:
         # validate magic