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» Counting Crowded Moving Objects
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PSIVT
2007
Springer
239views Multimedia» more  PSIVT 2007»
14 years 1 months ago
People Counting in Low Density Video Sequences
This paper presents a novel approach for automatic people counting in videos captured through a conventional closed-circuit television (CCTV) using computer vision techniques. The ...
Jaime Dalla Valle, Luiz E. Soares de Oliveira, Ale...
ICDE
2004
IEEE
144views Database» more  ICDE 2004»
14 years 9 months ago
Spatio-Temporal Aggregation Using Sketches
Several spatio-temporal applications require the retrieval of summarized information about moving objects that lie in a query region during a query interval (e.g., the number of m...
Yufei Tao, George Kollios, Jeffrey Considine, Feif...
PERCOM
2008
ACM
14 years 7 months ago
Cardinality Estimation for Large-scale RFID Systems
Counting or estimating the number of tags is crucial for large-scale RFID systems. The use of multiple readers was recently proposed to improve the efficiency and effectiveness in ...
Chen Qian, Hoilun Ngan, Yunhao Liu
COMAD
2008
13 years 9 months ago
Concurrency Control in Distributed MRA Index Structure
Answering aggregate queries like sum, count, min, max over regions containing moving objects is often needed for virtual world applications, real-time monitoring systems, etc. Sin...
Neha Singh, S. Sudarshan
MMS
2006
13 years 7 months ago
Constructing task visibility intervals for video surveillance
Vision systems are increasingly being deployed to perform complex surveillance tasks. While improved algorithms are being developed to perform these tasks, it is also important tha...
Ser-Nam Lim, Larry S. Davis, Anurag Mittal