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ICIP
2007
IEEE
14 years 2 months ago
Graph-Cut Rate Distortion Algorithm for Contourlet-Based Image Compression
The geometric features of images, such as edges, are difficult to represent. When a redundant transform is used for their extraction, the compression challenge is even more dif...
Maria Trocan, Béatrice Pesquet-Popescu, Jam...
INFOCOM
2007
IEEE
14 years 2 months ago
Fundamental Complexity of Optical Systems
Abstract—It is often claimed that future systems will necessarily be all-optical, because electronic devices are not fast enough to keep up with the increase in fiber capacity. ...
Hadas Kogan, Isaac Keslassy
AIED
2007
Springer
14 years 2 months ago
Beyond the code-and-count analysis of tutoring dialogues
In this paper, we raise a methodological issue concerning the empirical analysis of tutoring dialogues: The frequencies of tutoring moves do not necessarily reveal their causal ef...
Stellan Ohlsson, Barbara Di Eugenio, Bettina Chow,...
APN
2007
Springer
14 years 2 months ago
A Compositional Method for the Synthesis of Asynchronous Communication Mechanisms
Asynchronous data communication mechanisms (ACMs) have been extensively studied as data connectors between independently timed concurrent processes. In previous work, an automatic ...
Kyller Costa Gorgônio, Jordi Cortadella, Fei...
ICWE
2007
Springer
14 years 1 months ago
Structural Patterns for Descriptive Documents
Combining expressiveness and plainness in the design of web documents is a difficult task. Validation languages are very powerful and designers are tempted to over-design specific...
Antonina Dattolo, Angelo Di Iorio, Silvia Duca, An...