add a small value to fisher information matrix.

use parser for all

minor change

Revert "train with random scale and test with more crops"

Revert "minor change"

train with random scale and test with more crops

minor change

multicrop test without resizing images

loading pre-trained model.

default hyparameters

sys.path.append

compatible with py3

database creators: compatible with tf1.1

caltech test set

compatibility for tensorflow version < 1.2 in database reader.