Research Article
Edge Detection via Edge-Strength Estimation Using Fuzzy Reasoning and Optimal Threshold Selection Using Particle Swarm Optimization
Table 1
values obtained for different test images.
| Methods | Test images | Goat | Hyena | Elephant | Rhino |
| Sobel (threshold = 0.05) | | | | | Sobel (threshold = 0.15) | | | | | Canny (threshold = 0.05) | | | | | Canny (threshold = 0.15) | | | | | Roberts (threshold = 0.05) | | | | | Roberts (threshold = 0.15) | | | | | Fuzzy-BFA | | | | | Proposed (threshold = 0.18) | | | | | Proposed (threshold = 0.35) | | | | | Proposed (optimal threshold) | | | | |
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