Training Set

SMPNN

MCNN

GRU-RNN

LSTM-RNN

Original review (baseline)

73.08

83.00

51.44

49.92

Paraphrase PG1

65.04

68.28

51.16

49.24

Paraphrase PG2

65.76

74.04

66.00

48.88

Paraphrase PG3

64.36

74.68

51.28

49.36