hout_pre = highway_network(embed_pre, 2, [tf.nn.sigmoid] * 2, "premise")
hout_hyp = highway_network(embed_hyp, 2, [tf.nn.sigmoid] * 2, "hypothesis")
#peter: dim reduction
hout_pre = normalize(
tf.layers.dense(hout_pre, hidden_dim, activation=tf.nn.sigmoid))
hout_hyp = normalize(
tf.layers.dense(hout_hyp, hidden_dim, activation=tf.nn.sigmoid))
hout_pre = mask(hout_pre, sent1_mask)
hout_hyp = mask(hout_hyp, sent2_mask)
pre_atten = multihead_attention(hout_pre,
hout_pre,
hout_pre,
h=num_heads,
scope="pre_atten")
hyp_atten = multihead_attention(hout_hyp,
hout_hyp,
hout_hyp,
h=num_heads,
scope="hyp_atten")
p2h_atten = multihead_attention(hout_pre,
hout_hyp,
hout_hyp,
h=num_heads,
scope="p2h_atten")
embed_pre = tf.concat((embedding_pre, antonym1, exact1to2, synonym1), -1)
embed_hyp = tf.concat((embedding_hyp, antonym2, exact2to1, synonym2), -1)
hout_pre = highway_network(embed_pre, 2, [tf.nn.sigmoid] * 2, "premise")
hout_hyp = highway_network(embed_hyp, 2, [tf.nn.sigmoid] * 2, "hypothesis")
#peter: dim reduction
hout_pre = normalize(tf.layers.dense(hout_pre, hidden_dim, activation=tf.nn.sigmoid))
hout_hyp = normalize(tf.layers.dense(hout_hyp, hidden_dim, activation=tf.nn.sigmoid))
hout_pre = mask(hout_pre, sent1_mask)
hout_hyp = mask(hout_hyp, sent2_mask)
pre_atten = multihead_attention(hout_pre,
hout_pre,
hout_pre,
scope="pre_atten"
)
hyp_atten = multihead_attention(hout_hyp,
hout_hyp,
hout_hyp,
scope="hyp_atten"
)
##concat the output of hw &attention
#[B, L, 300+300]
concatP =tf.concat(values = [hout_pre, pre_atten],axis = 2, name='concatP')
concatH =tf.concat(values = [hout_hyp, hyp_atten],axis = 2, name='concatH')
