Table 7: Comparison of average PSNR achieved using different techniques.

S. No. Technique of Detection PSNR
1. K- means method (Mane et al., 2014) 12.3986
2. Watershed transform (Mane et al., 2014) 11.2750
3. Morphological operation (Borole and Kawathekar, 2016) 14.4102
4. SVR 16.9847
5. HMM (Proposed method) 21.2577

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