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104
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CW
2004
IEEE
15 years 4 months ago
Barcode Readers using the Camera Device in Mobile Phones
This paper shows new algorithms and the implementations of image reorganization for EAN/QR barcodes in mobile phones. The mobile phone system used here consists of a camera, mobil...
Eisaku Ohbuchi, Hiroshi Hanaizumi, Lim Ah Hock
105
Voted
MASCOTS
2004
15 years 2 months ago
MC-CDMA Based IEEE 802.11 Wireless LAN
In this paper, a modified version of the IEEE 802.11a protocol is proposed and evaluated. We combine MultiCarrier Code Division Multiple Access (MC-CDMA), a novel, high capacity m...
Georgios Orfanos, Jörg Habetha, Ling Liu
102
Voted
ICIP
2004
IEEE
16 years 2 months ago
Improvement of phase-based algorithms for disparity estimation by means of magnitude information
Estimating depth information from two-dimensional stereoscopic image pairs is an important task in image processing. The disparity, i.e. the displacement of corresponding pixels i...
Udo Ahlvers, Udo Zölzer
WWW
2004
ACM
16 years 1 months ago
Copyright protection on the web: a hybrid digital video watermarking scheme
Video is one of the most popular data shared in the Web, and the protection of video copyright is of vast interest. In this paper, we present a comprehensive approach for protecti...
Pat Pik-Wah Chan, Michael R. Lyu, Roland T. Chin
97
Voted
ATAL
2004
Springer
15 years 6 months ago
Self-Protected Mobile Agents
In this paper, we present a new solution for the implementation of flexible protection mechanisms in the context of mobile agent systems, where security problems are currently a ...
Joan Ametller, Sergi Robles, Jose A. Ortega-Ruiz