functions.py 文件源码

def conv( x, w, b=None ):
    s = int(np.floor(w.get_value().shape[-1]/2.))
    z = conv2d(x, w, border_mode='full')[:, :, s:-s, s:-s]
    if b is not None:
        z += b.dimshuffle('x', 0, 'x', 'x')

    return z