Signal processing. Image communication : theory, techniques & applications, Vol. 26 N° 8-9. Signal processing. Image communication - Octobre 2011
| Titre : | Signal processing. Image communication : theory, techniques & applications, Vol. 26 N° 8-9. Signal processing. Image communication - Octobre 2011 |
| Type de document : | Bulletin |
| Paru le : | 16/09/2012 |
Dépouillements
Article : texte imprimé
Po-Chyi Su, Auteur ;
Chin-Song Wu, Auteur ;
Ing-Fan Chen, Auteur
|
In this research, we propose a practical digital video watermarking scheme mainly used for authenticating the H.264/AVC compressed videos to ensure their correct content order. The watermark signals, which represent the serial numbers of video s[...]
Article : texte imprimé
Lihua Tian, Auteur ;
Nanning Zheng, Auteur ;
Jianru Xue, Auteur
|
This paper proposes an integrated visual saliency-based watermarking approach, which can be used for both synchronous image authentication and copyright protection. Firstly, regions of interest (ROIs), which are not in a fixed size and can prese[...]
Article : texte imprimé
Avishek Saha, Auteur ;
Jayanta Mukherjee, Auteur ;
Shamik Sural, Auteur
|
A new algorithm has been proposed for reducing the number of search locations in block matching based motion estimation. This algorithm uses spatial correlation to eliminate neighboring blocks having low probability of being best match to the ca[...]
Article : texte imprimé
Dae-Yeon Kim, Auteur ;
Yung-Lyul Lee, Auteur
|
Intra coding is used for reducing the spatial redundancy in video coding. H.264/AVC supports block-based predictions for Intra coding. These Intra predictions also have several directional prediction modes, which significantly improve the Intra [...]
Article : texte imprimé
Cristian Duran-Faundez, Auteur ;
Vincent Lecuire, Auteur ;
Francis Lepage, Auteur
|
This article presents a lightweight image compression algorithm explicitly designed for resource-constrained wireless camera sensors, called TiBS (tiny block-size image coding). TiBS operates on blocks of 2×2 pixels (this makes it easy for the e[...]
Article : texte imprimé
Sandeep Kumar, Auteur ;
Satish Chand, Auteur
|
In macroblock based architecture of MPEG video streaming system with backward playback support, the macroblocks of the frames are divided into two categories: Backward Macroblock (BMB) and Forward/Backward Macroblock (FBMB). The BMB and FBMB are[...]
Article : texte imprimé
Jagroop Singh, Auteur ;
Sukhwinder Singh, Auteur ;
Dilbag Singh, Auteur
|
Image compression plays a pivotal role in minimizing the data size and reduction in transmission costs. Many coding techniques have been developed, but the most effective is the JPEG compression. However, the reconstructed images from JPEG compr[...]
Article : texte imprimé
Xingsong Hou, Auteur ;
Duan Xue, Auteur ;
Baiping Jin, Auteur
|
Since the joint optimization coding for the level and the map information of transformed coefficients has been applied to the image coding successfully, this paper addresses the problem of how to optimize the two parts of information of residual[...]
Article : texte imprimé
Daniele Menon, Auteur ;
Giancarlo Calvagno, Auteur
|
Demosaicking is the process of reconstructing a full-resolution color image from the sampled data acquired by a digital camera that apply a color filter array to a single sensor. This paper discusses the need of a color filter array and presents[...]
Article : texte imprimé
Zianou Ahmed Seghir, Auteur ;
Fella Hachouf, Auteur
|
Image quality depends on many factors, such as the initial capture system and its image processing, compression, transmission, the output device, media and associated viewing conditions. The goal of quality assessment research is to design measu[...]
Article : texte imprimé
Yunshu Hou, Auteur ;
Ping Fan, Auteur ;
Ilse Ravyse, Auteur
|
We propose a 3D wireframe face model alignment for the task of simultaneously tracking of rigid head motion and nonrigid facial expressions in video sequences. The system integrates two levels: (i) at the low level, automatic and accurate locati[...]
Article : texte imprimé
Braci, Sofiane, Auteur ;
Claude Delpha, Auteur ;
Rémy Boyer, Auteur
|
The quantization based embedding systems are widely used in the information hiding applications, thanks to their efficiency and simplicity. Moreover, they are known to be insecure in steganography context according to the Cachins' security defin[...]
Exemplaires(0)
| Disponibilité | ||||
|---|---|---|---|---|
| aucun exemplaire | ||||
