卷积后的特征图长宽计算疑有误

[lhyfst]

cs231n/assignment2/cs231n/layers.py

Lines 506 to 507 in d355c0c

	out_height = H / pool_height
	out_width = W / pool_width

cs231n/assignment2/cs231n/layers.py

Lines 540 to 541 in d355c0c

	out_height = H / pool_height
	out_width = W / pool_width

应为：

    out_height = 1 +  (H - pool_height) / stride
    out_width = 1 + (W - pool_width) / stride