Image steganography based on nonsubsampled Contourlet transform and Hill cipher
A novel image steganography was proposed，which was based on nonsubsampled Contourlet transform （NSCT）and Hill cipher.Firstly，cover image was decomposed with NSCT.It provided a multi-scale and multi-directional representation of an image.One of subbands was selected to embed secret data.Then Hill cip...
-д хадгалсан:
| Үндсэн зохиолч: | |
|---|---|
| Формат: | Artigo |
| Хэл сонгох: | Chinês |
| Хэвлэсэн: |
Beijing Xintong Media Co., Ltd
2016-06-01
|
| Цуврал: | Dianxin kexue |
| Нөхцлүүд: | |
| Онлайн хандалт: | http://www.telecomsci.com/thesisDetails#10.11959/j.issn.1000-0801.2016170 |
| Шошгууд: |
Шошго байхгүй, Энэхүү баримтыг шошголох эхний хүн болох!
|