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146
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IJNSEC
2007
15 years 6 months ago
2007
In this paper, we present a novel steganographic technique for hiding data in a kind of PDF texts. We first point out the secret channels in a kind of PDF English texts, which ar...
195
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TROB
2008
15 years 6 months ago
2008
An image-based visual servo control is presented for an Unmanned aerial vehicle (UAV) capable of stationary or quasi-stationary flight with the camera mounted on board the vehicle....
174
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JOT
2007
15 years 6 months ago
2007
We describe a prototype of a diffraction range finding camera implemented in, and simulated by, Java. This sensor is able to digitize objects in 3D using only a single video camer...
170
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JSA
2007
15 years 6 months ago
2007
For Video-On-Demand (VOD) systems, it is important to provide Quality of Service (QoS) to more clients under limited resources. In this paper, the performance scalability in clust...
176
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CL
2002
Springer
15 years 6 months ago
2002
Springer
The Ambient Calculus (henceforth, AC) was developed by Cardelli and Gordon as a formal framework to study issues of mobility and migrant code [9]. We present a type system for AC ...