[PDF] Top 20 Reversible Data Hiding Using the Companding Technique and Improved DE Method

... novel reversible data hiding scheme based on the companding technique and an improved difference expansion (DE) method is presented in this ... See full document

... [4] and Lee and Tsai [5] proposed histogram modification methods that shift values around histogram peaks to embed secret ...applications, the contents of cover media, such as those used in military ... See full document

... a reversible data hiding method for natural ...to the similarity of neighbor pixels’ values, most differences between pairs of adjacent pixels are equal or close to ...In the ... See full document

... s method In this subsection, some drawbacks of Chang et a l ...out and improved. In Figure 2, the left diagram shows part of transformation s t r a t e gi es of Cha ng e t a l ...where ... See full document

... new reversible data hiding method which divides an input image into non-overlapping blocks and embeds data using canonical signed digit (CSD) data ...increase ... See full document

... bstract―Reversible data hiding is the technique that allows extracting embedding message meanwhile the cover-media can be recovered without any ...a reversible data ... See full document

... Among the reported hiding techniques, some are ...A reversible hiding technique can loss-freely recover not only the hidden data but also the compression-code of ... See full document

... With the widespread use of identification systems, establishing authenticity with sensors has become an important research ...Among the schemes for making authenticity verification based on information ... See full document

... produced using Algorithm 1. Stegodocu- ments on the left were produced by using databases 1 and 3; while those on the right were produced by using databases 1 and ... See full document

... Abstract Reversible data hiding is the technique that allows embedding (hiding) data in an image and later the hidden data as well as the exact ... See full document

... Data hiding technique plays an important topic in the information techniques ...strategy, data security, digital fingerprint and image coding etc. The reversible ... See full document

... Jung and Yoo proposed the first image interpolation-based reversible data hiding ...results, the embedding capacity was insufficient. Lee and Huang proposed an ... See full document

... to the general public in recent years. The scene capturing and file storing process of digital camera involves multiple image processing ...cost and volume, digital camera usually utilizes one ... See full document

... Abstract. The development of reversible watermark technique is more difficult than that of normal ...extracting the watermark, the recon- structed model must exactly be retrieved as ... See full document

... proposed data encoding technique is a combination of five coding rules. The inserted codes do not change the meaning of the sentences in the cover email, neither cause any ... See full document

... image hiding method. The proposed method has several ...ing the perceptibility of the extracted embedded images. The PSNR define value of the composite image is ... See full document

... Reversible Data Hiding in the VQ-Compressed Domain.[r] ... See full document

... 偽裝學探討影像資訊隱藏（Data Hiding）為 重點，強調對原始影像能維持不錯品質的情況 下，能儘量在影像中藏入更多訊息，產生偽裝影 像（Stego-image），使這些偽裝影像於傳輸過程 中，不會引起其他人的懷疑。但是在強調高容量 的情況下，又希望影像品質不受太大影響，因此 如何去平衡提高負載度容量（Capacity）和不可 ... See full document

... Abstract Reversible data hiding can restore the original image from the stego image without any distortion after the embedded secret message is exactly ...novel, ... See full document

... increase the number of the embedded secrets and to improve the quality of the stego-image in the vector quantization (VQ)-based information hiding scheme, in this paper, ... See full document