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CVPR
2007
IEEE
14 years 9 months ago
Robust Change-Detection by Normalised Gradient-Correlation
A novel algorithm for robustly segmenting changes between different images of a scene is presented. This computationally efficient algorithm is based on a non-linear comparison of...
Robert O'Callaghan, Tetsuji Haga
CVPR
2009
IEEE
15 years 2 months ago
Cooperative Mapping of Multiple PTZ Cameras in Automated Surveillance Systems
Due to the capacity of pan-tilt-zoom (PTZ) cameras to simultaneously cover a panoramic area and maintain high resolution imagery, researches in automated surveillance systems wi...
Andreas Koschan, Anis Drira, Chung-Chen Chen, Mong...
ICEIS
2009
IEEE
14 years 2 months ago
A Natural and Multi-layered Approach to Detect Changes in Tree-Based Textual Documents
Several efficient and very powerful algorithms exist for detecting changes in tree-based textual documents, such as those encoded in XML. An important aspect is still underestimat...
Angelo Di Iorio, Michele Schirinzi, Fabio Vitali, ...
SIGMOD
1996
ACM
84views Database» more  SIGMOD 1996»
13 years 11 months ago
Change Detection in Hierarchically Structured Information
Detecting and representing changes to data is important for active databases, data warehousing, view maintenance, and version and configuration management. Most previous work in c...
Sudarshan S. Chawathe, Anand Rajaraman, Hector Gar...
ICWN
2010
13 years 5 months ago
Efficient Cluster Head Election in Surveillance Reconnaissance Sensor Network
- Using a wireless sensor network, variety applications are being developed. In this paper, considering the field of military surveillance and reconnaissance sensors in the network...
Young Bag Moon, Nae Soo Kim, Cheol Sig Pyo, Keun W...