QF2

QF1

60

70

80

90

60

literature [29]

0.64

0.95

0.98

0.94

literature [30]

0.53

0.95

0.97

0.95

literature [31]

0.53

0.90

0.81

0.78

70

literature [29]

0.88

0.52

0.96

0.98

literature [30]

0.82

0.54

0.95

0.95

literature [31]

0.70

0.57

0.80

0.84

80

literature [29]

0.93

0.89

0.52

0.98

literature [30]

0.69

0.84

0.54

0.96

literature [31]

0.50

0.74

0.44

0.73

90

literature [29]

0.74

0.73

0.79

0.48

literature [30]

0.69

0.73

0.75

0.60

literature [31]

0.45

0.54

0.74

0.52