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CVPR
2001
IEEE
14 years 9 months ago
Event-Based Analysis of Video
Dynamic events can be regarded as long-term temporal objects, which are characterized by spatio-temporal features at multiple temporal scales. Based on this, we design a simple st...
Lihi Zelnik-Manor, Michal Irani
CVPR
2010
IEEE
14 years 5 days ago
Efficient Hierarchical Graph-Based Video Segmentation
We present an efficient and scalable technique for spatiotemporal segmentation of long video sequences using a hierarchical graph-based algorithm. We begin by oversegmenting a vol...
Matthias Grundmann, Vivek Kwatra, Mei Han, Irfan E...
CVPR
2010
IEEE
14 years 4 months ago
Efficient Action Spotting based on a Spacetime Oriented Structure Representation
This paper addresses action spotting, the spatiotemporal detection and localization of human actions in video. A novel compact local descriptor of video dynamics in the context of...
Konstantinos Derpanis, Mikhail Sizintsev, Kevin Ca...
ICIP
2000
IEEE
13 years 11 months ago
On Improving MPEG Spatial Scalability
The paper describes video codecs that provide the functionality of spatio-temporal scalability that enables construction of highly scalable video codecs. The coder exploits wavele...
Marek Domanski, Adam Luczak, Slawomir Mackowiak
CAIP
2001
Springer
129views Image Analysis» more  CAIP 2001»
14 years 10 days ago
MPEG 2-Based Video Coding with Three-Layer Mixed Scalability
Abstract. The paper describes a three-layer video coder based on spatiotemporal scalability and data partitioning. The base layer represents video sequences with reduced spatial an...
Marek Domanski, Slawomir Mackowiak