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ICC
2007
IEEE
142views Communications» more  ICC 2007»
14 years 2 months ago
Turbo Codes Based Image Transmission for Channels with Both Random Errors and Packet Loss
Abstract— In this paper, we propose an unequal error protection (UEP) framework for progressive image transmission over wireless networks with both random errors and packet loss....
Lei Yao, Lei Cao
ICC
2007
IEEE
14 years 2 months ago
On the Verification of the Gravity Model Used for Mobility Modeling
— Gravity model used to model transport flow has proven invaluable in urban planning. Some recent work has proposed to use gravity model to predict user movements in cellular net...
Yong Huat Chew, Shinobu Nanba, Peng Keong Tham, Bo...
ICC
2007
IEEE
14 years 2 months ago
A Low Complexity Mapping and Modulation Scheme for IEEE 802.15.4b
: We detail a code mapping scheme designed especially for devices in the enhanced wireless personal area networks operating in both the 868MHz and 915MHz bands for the emerging IEE...
Manjeet Singh, Zhongding Lei, Francois P. S. Chin,...
ICDAR
2007
IEEE
14 years 2 months ago
A Sparse and Locally Shift Invariant Feature Extractor Applied to Document Images
We describe an unsupervised learning algorithm for extracting sparse and locally shift-invariant features. We also devise a principled procedure for learning hierarchies of invari...
Marc'Aurelio Ranzato, Yann LeCun
ICDCSW
2007
IEEE
14 years 2 months ago
X3D Multi-user Virtual Environment Platform for Collaborative Spatial Design
It is well known that both space and the spatial organization play an important role in our work and learning environments as well as in everyday life. There is a definite need fo...
Christos Bouras, Ch. Tegos, V. Triglianos, Thrasyv...