Animal

Descriptor

C

γ

Cross validation accuracy

Accuracy for recognition (−) images %

Accuracy for recognition (+) images %

Tiger

Color Layout

8

0.5

85.1786

22.222

88.3581

Color Structure

2

0.5

93.6786

44.4444

78.4615

Edge Histogram

8

0.125

92.7143

44.44

93.0756

Homogeneous Texture

8

0.5

97.7857

25.763

76.1538

Region Shape

2

0.5

82.3445

0

99.74

Contour Shape

2048

8

86.9643

0

76.6154

Dog

Color Layout

8

2

77.5285

38.913

93.3

Color Structure

8

0.125

82.2958

27.812

91.8

Edge Histogram

32

0.007825

82.6916

53.871

94.2

Homogeneous Texture

8

0.5

77.7258

32.2222

92.9

Region Shape

8

0.03125

75.2429

11.80

96.5

Contour Shape

32,768

8

76.7182

0

97.6

Cat

Color Layout

8

0.5

80.8973

28.893

89.713

Color Structure

8

0.5

83.6957

37.777

76.888

Edge Histogram

8

0.125

90.9532

39.99

92.865

Homogeneous Texture

8

0.5

80.2558

25.6771

93.25

Region Shape

2

0.5

80.3445

11.5973

90.597

Contour Shape

2560

8

84.9248

0

78.653