Random matching pursuit for image watermarking
The classical solution to an underdetermined system of linear equations mainly has two opposite directions, which lead to either a large ℓ 2 -norm sparse solution or a non-sparse minimum ℓ 2 -norm solution. In this paper, we systematically show that by modifying the well-known basic matching pursuit...
| Main Authors: | , , , , |
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| Other Authors: | |
| Format: | Journal Article |
| Language: | English |
| Published: |
2020
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| Subjects: | |
| Online Access: | https://hdl.handle.net/10356/142199 |