Color Image Retrieval Method Using Low Dimensional Salient Visual Feature Descriptors for IoT Applications

Table 1

, , and for top 10 retrieved images taken from UC Merced land-use dataset.

Image class name	Top 10 images
	Without preprocessing			With preprocessing
	Agricultural	8.46	84.60	15.38	9.10	91.00	16.55
Runway	5.66	56.60	10.29	8.65	86.50	15.73
Roads	7.82	78.20	14.22	9.04	90.40	16.44
Grounds	8.50	85.00	15.45	7.93	79.30	14.42
Beach	6.84	68.40	12.44	7.55	75.50	13.73
Residential	7.75	77.50	14.09	8.17	81.70	14.85
Forest	9.02	90.20	16.40	9.23	92.30	16.78
Chaparral	9.05	90.52	16.46	9.95	99.50	18.09
Harbor	8.59	85.9	15.62	9.29	92.90	16.89
Mean	7.97	79.66	14.49	8.77	87.70	14.96

The bold values concludes the mean representation.