qaLSTMNet.py 文件源码

def getLoss(trueCosSim, falseCosSim, margin):
        zero = tf.fill(tf.shape(trueCosSim), 0.0)
        tfMargin = tf.fill(tf.shape(trueCosSim), margin)
        with tf.name_scope("loss"):
            losses = tf.maximum(zero, tf.subtract(tfMargin, tf.subtract(trueCosSim, falseCosSim)))
            loss = tf.reduce_sum(losses)
        return loss