Research Article
Multipeak Mean Based Optimized Histogram Modification Framework Using Swarm Intelligence for Image Contrast Enhancement
Table 1
Comparison of DE values.
| IMAGE | Original | HE | BBHE | DSIHE | WTHE | RMSHE | RLBHE | BBC | LDR | AGCWD | MMOHM |
| Truck | 6.5461 | 5.8041 | 6.4362 | 6.4251 | 6.4693 | 6.3312 | 6.4948 | 6.5121 | 6.6223 | 6.5356 | 6.547 | Einstein | 6.8841 | 5.9436 | 6.7379 | 6.7251 | 6.7695 | 6.7208 | 6.8479 | 6.8788 | 6.9211 | 6.8789 | 6.882 | Aircraft | 5.4316 | 5.0356 | 5.2968 | 5.2766 | 5.286 | 5.0716 | 5.3822 | 5.3912 | 5.2294 | 5.2478 | 5.2561 | Cameraman | 7.0097 | 5.9106 | 6.8081 | 6.7792 | 6.7614 | 6.9259 | 6.9117 | 6.9211 | 6.9412 | 6.9478 | 6.9533 | Airport | 6.7337 | 5.8853 | 6.6365 | 6.624 | 6.6286 | 6.6217 | 6.3464 | 6.7141 | 6.6926 | 6.6923 | 6.7581 | Elaine | 6.5734 | 5.9397 | 6.4607 | 6.4591 | 6.5513 | 6.2439 | 6.4852 | 6.5421 | 6.5455 | 6.5547 | 6.5608 | Bottle | 7.4472 | 5.9776 | 7.2744 | 7.2818 | 7.2463 | 7.3624 | 7.2614 | 7.3214 | 7.3763 | 7.4022 | 7.4021 | Circuit | 6.9439 | 5.9354 | 6.9194 | 6.9316 | 6.926 | 6.8395 | 6.6416 | 6.8786 | 6.9211 | 6.9023 | 6.9311 | F16 | 6.6744 | 5.7103 | 6.5877 | 6.5601 | 6.4533 | 6.4677 | 6.2236 | 6.4326 | 6.3678 | 6.4281 | 6.4545 | Girl | 7.2421 | 5.9594 | 7.0295 | 7.0352 | 7.051 | 7.114 | 6.2508 | 7.3428 | 7.1123 | 7.2322 | 7.2175 | Peppers | 7.641 | 5.9815 | 7.473 | 7.4665 | 7.475 | 7.5017 | 7.5913 | 7.5313 | 7.5345 | 7.6101 | 7.6211 | Pirate | 7.3118 | 5.9842 | 7.2276 | 7.2276 | 7.2473 | 7.1627 | 6.9915 | 6.9821 | 6.9996 | 7.2114 | 7.262 | Putrajaya | 6.8116 | 5.7758 | 6.6754 | 6.6497 | 6.6594 | 6.6347 | 6.7857 | 6.9845 | 6.9347 | 6.8546 | 6.6565 | Village | 7.4505 | 5.9769 | 7.2994 | 7.2911 | 7.3165 | 7.3001 | 7.3393 | 7.3992 | 7.4091 | 7.4193 | 7.4272 | House | 6.9166 | 5.8 | 6.6808 | 6.6824 | 6.7963 | 6.8534 | 6.5985 | 6.5623 | 6.6825 | 6.7235 | 6.7991 | Jet | 6.552 | 5.8116 | 6.3681 | 6.3296 | 6.3299 | 6.3865 | 6.4938 | 6.5433 | 6.5537 | 6.4692 | 6.4664 | Average | 6.8856 | 5.8395 | 6.7445 | 6.734 | 6.7479 | 6.7211 | 6.6654 | 6.8086 | 6.8027 | 6.8194 | 6.8247 |
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