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ICMCS
2005
IEEE
97views Multimedia» more  ICMCS 2005»
13 years 10 months ago
Playback Delay Optimization in Scalable Video Streaming
This paper addresses the problem of optimizing the playback delay experienced by a population of heterogeneous clients, in video streaming applications. We consider a typical broa...
Jean-Paul Wagner, Pascal Frossard
ICMCS
2005
IEEE
123views Multimedia» more  ICMCS 2005»
13 years 10 months ago
An iterative power allocation algorithm in OFDM system based on power relaxation
Abstract— We present an efficient algorithm for power allocation and bit loading in multi-user OFDM system. We starts with the close-form optimum power solution based on ideal c...
Ju Wang, Jonathan C. L. Liu
ICMCS
2005
IEEE
124views Multimedia» more  ICMCS 2005»
13 years 10 months ago
Efficient conversion method between subband domain representations
This paper presents an efficient method for the conversion between subband domain representations of different filter banks. It advantageously replaces the conventional cascade of...
Abdellatif Benjelloun Touimi, Adil Mouhssine
ICMCS
2005
IEEE
93views Multimedia» more  ICMCS 2005»
13 years 10 months ago
Expressive avatars in MPEG-4
Man-Machine Interaction (MMI) Systems that utilize multimodal information about users’ current emotional state are presently at the forefront of interest of the computer vision ...
Maurizio Mancini, Björn Hartmann, Catherine P...
ICMCS
2005
IEEE
108views Multimedia» more  ICMCS 2005»
13 years 10 months ago
Quality-Temporal Transcoder Driven by the Jerkiness
We propose a new video homogeneous transcoding architecture DCT-based which relies on both quality and temporal reduction techniques. The frame layer control is driven by a new in...
Giovanni Iacovoni, Salvatore Morsa, Renzo Felice
ICMCS
2005
IEEE
100views Multimedia» more  ICMCS 2005»
13 years 10 months ago
A Fast Frame-Accurate H.264/MPEG-4 AVC Editing Method
H.264/MPEG-4 AVC has become widely used in various applications and services because of its high coding efficiency. With the spread of H.264/MPEG-4 AVC contents, it has been stron...
Akio Yoneyama, Yasuhiro Takishima, Yasuyuki Nakaji...
ICMCS
2005
IEEE
126views Multimedia» more  ICMCS 2005»
13 years 10 months ago
A Reversible Watermarking Scheme for JPEG-2000 Compressed Images
In this paper, we present a novel reversible watermarking scheme for image authentication for JPEG/JPEG-2000 coded images. Since the watermarking scheme is reversible, the exact o...
Sabu Emmanuel, Chee Kiang Heng, Amitabha Das
ICMCS
2005
IEEE
110views Multimedia» more  ICMCS 2005»
13 years 10 months ago
Automatic mobile sports highlights
We report on our development of a real-time system to deliver sports video highlights of a live game to mobile videophones over existing GPRS networks. To facilitate real-time ana...
Kongwah Wan, Xin Yan, Changsheng Xu
ICMCS
2005
IEEE
95views Multimedia» more  ICMCS 2005»
13 years 10 months ago
On The Security of Mesh-Based Media Hash-Dependent Watermarking Against Protocol Attacks
A common way of resisting protocol attacks is to employ cryptographic techniques so that provable security can be retained. However, some desired requirements of watermarking such...
Chun-Shien Lu, Chia-Mu Yu
ICMCS
2005
IEEE
91views Multimedia» more  ICMCS 2005»
13 years 10 months ago
An Intuitive Graphic Environment for Navigation and Classification of Multimedia Documents
In this work we propose an intuitive graphic framework for the effective visualization of MPEG-7 low-level features, in the context of classification and annotation of audio-visu...
Marco Campanella, Riccardo Leonardi, Pierangelo Mi...