Table 2: Similarity score between query image and target database images based on color features.

Database image
Query imageBus 1Bus 2Bus 3Bus 4Bus 5Bus 6Bus 7Bus 8Bus 9Bus 10

Bus 1010.189.007.8511.669.9510.068.347.798.29
Bus 29.1408.769.629.728.449.538.999.618.47
Bus 38.078.5507.778.928.479.308.748.257.31
Bus 49.779.929.19011.499.2410.219.449.618.92
Bus 59.5910.149.2810.71011.2011.5710.559.0010.07
Bus 610.459.119.368.9210.4809.168.7610.157.70
Bus 78.8610.149.078.7311.128.5307.709.227.43
Bus 88.2210.449.447.9211.348.588.6808.437.50
Bus 98.5211.6210.798.9610.3011.2111.4010.0309.48
Bus 108.129.058.457.439.677.529.147.658.100