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IWDW
2005
Springer
15 years 9 months ago
Security of DM Quantization Watermarking Schemes: A Practical Study for Digital Images
Abstract. In this paper, the security of Dither Modulation Quantization Index Modulation schemes for digital images is analyzed. Both pixel and DCT coefficient quantization schemes...
Patrick Bas, Jarmo Hurri
SIGCSE
2004
ACM
101views Education» more  SIGCSE 2004»
15 years 9 months ago
Components-first approaches to CS1/CS2: principles and practice
Ê Among the many ways to focus CS1/CS2 content, two have been published that emphasize concepts of component-based software engineering. Courses based on these two instances of a ...
Emily Howe, Matthew Thornton, Bruce W. Weide
ICCS
2004
Springer
15 years 9 months ago
Improving Generalization Level in UML Models Iterative Cross Generalization in Practice
FCA has been successfully applied to software engineering tasks such as source code analysis and class hierarchy re-organization. Most notably, FCA hematics behind the mechanism of...
Michel Dao, Marianne Huchard, Mohamed Rouane Hacen...
LICS
2003
IEEE
15 years 9 months ago
Model checking for probability and time: from theory to practice
Probability features increasingly often in software and hardware systems: it is used in distributed co-ordination and routing problems, to model fault-tolerance and performance, a...
Marta Z. Kwiatkowska
VVS
2000
IEEE
130views Visualization» more  VVS 2000»
15 years 8 months ago
A practical evaluation of popular volume rendering algorithms
This paper evaluates and compares four volume rendering algorithms that have become rather popular for rendering datasets described on uniform rectilinear grids: raycasting, splat...
Michael Meißner, Jian Huang, Dirk Bartz, Kla...