Research Article
A Fast and Effective Image Preprocessing Method for Hot Round Steel Surface
Table 7
Time comparisons of CPU and CUDA.
| Task | CPU (ms) | CUDA (ms) | CPU/CUDA |
| Sobel edge detection | 24.50 | 0.33 | 74.24 | Gaussian denoising | 97.49 | 3.85 | 25.32 | Defect image preliminary screening | 111.36 | 3.75 | 29.69 |
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