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SIGIR
1999
ACM
13 years 12 months ago
Content-Based Retrieval Using Heuristic Search
The fast growth of multimedia information in image and video databases has triggered research on efficient retrieval methods. This paper deals with structural queries, a type of c...
Dimitris Papadias, Marios Mantzourogiannis, Panos ...
CORR
2008
Springer
175views Education» more  CORR 2008»
13 years 7 months ago
Energy Aware Self-Organizing Density Management in Wireless Sensor Networks
Energy consumption is the most important factor that determines sensor node lifetime. The optimization of wireless sensor network lifetime targets not only the reduction of energy...
Erwan Le Merrer, Vincent Gramoli, Anne-Marie Kerma...
CORR
2006
Springer
147views Education» more  CORR 2006»
13 years 7 months ago
ARQ Diversity in Fading Random Access Channels
A cross-layer optimization approach is adopted for the design of symmetric random access wireless systems. Instead of the traditional collision model, a more realistic physical la...
Young-Han Nam, Praveen Kumar Gopala, Hesham El Gam...
WWW
2008
ACM
14 years 8 months ago
Supporting anonymous location queries in mobile environments with privacygrid
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
Bhuvan Bamba, Ling Liu, Péter Pesti, Ting W...
ICASSP
2009
IEEE
14 years 2 months ago
Multi-level non-rigid image registration using graph-cuts
Non-rigid image registration is widely used in medical image analysis and image processing. It remains a challenging research problem due to its smoothness requirement and high de...
Ronald W. K. So, Albert C. S. Chung