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Table 4 Distance values of the matching process between 10 thumbnails (query images) and their corresponding DC-images. The thumbnail size was 200 × 200 pixels

From: A secure online image trading system for untrusted cloud environments

  Thumbnails (queries)
Image 1 Image 2 Image 3 Image 4 Image 5 Image 6 Image 7 Image 8 Image 9 Image 10
DC images
Image 1 0.0395 26.1341 12.2620 9.5288 21.0766 6.7601 28.2124 44.8588 9.1255 45.9477
Image 2 26.0971 0.0676 13.8381 19.8279 10.8827 23.0651 5.1133 18.7770 17.5254 19.8659
Image 3 12.2658 13.9006 0.0262 8.9295 9.0135 14.1018 15.9619 32.6083 4.6485 33.6972
Image 4 9.4581 19.8711 8.8703 0.0969 12.5077 10.1546 19.4658 35.4160 7.2475 36.5049
Image 5 21.1033 10.9176 9.0168 12.4646 0.0592 19.6605 7.5280 23.7708 12.5316 24.9239
Image 6 6.7704 23.0348 14.0701 10.2606 19.6018 0.0833 25.1131 41.7595 12.1988 42.8484
Image 7 28.2869 5.1680 16.0096 19.5581 7.4639 25.2549 0.1397 16.5872 19.7152 17.6761
Image 8 45.0437 18.8943 32.7664 35.4996 23.9518 42.0117 16.8160 0.1736 36.4720 5.6394
Image 9 9.1992 17.5245 4.6990 7.2693 12.4669 12.2871 19.6027 36.2492 0.0723 37.3380
Image 10 45.9351 19.7857 33.6578 36.3910 24.9098 42.9031 17.7074 5.6642 37.3634 0.0394