Table 4 Summarization for previous work and our proposed method.
From: Research of Spatial Domain Image Digital Watermarking Payload
Works | Domain | Number of factors | Constraint | Payload estimated method | Estimation error |
|---|---|---|---|---|---|
[3] | Time-frequency domain | 2 | Imperceptible |
| Unreported |
[4] | Time-frequency domain | 2 | Imperceptible |
| Unreported |
[5] | Time-frequency domain | 2 | Imperceptible |
| Unreported |
[6] | DCT domain | 1 | Secure steganography | Unreported | Unreported |
[7] | Time-frequency domain | 2 | Minimum error rate |
| Unreported |
This paper | Spatial domain | 4 | Visual imperceptible |
| 13.24% |
