Table 4 The effect of the size of training set on the performance of the proposed approach for galaxy image retrieval.

From: Automatic Detection of Galaxy Type From Datasets of Galaxies Image Based on Image Retrieval Approach

Dataset

50/50

70/30

85/10

Recall

Precision

Recall

Precision

Recall

Precision

Elliptical

72.67

77.50

86.67

86.33

91.87

94.58

Spiral Edge

80.33

79.65

89.15

88.77

95.93

98.95

Spiral

83.72

68.60

87.60

70.96

93.37

75.28

Irregular

60.61

60.00

82.07

75.76

85.17

94.68

NO. Features/Accuracy

20/81.85

18/88.30

15/92.02