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ICASSP
2011
IEEE
14 years 1 months ago
Video thumbnail extraction using video time density function and independent component analysis mixture model
In this paper, we propose a new vector quantization method to create video thumbnail. In particular, we employ video time density function (VTDF) to explore the temporal character...
Junfeng Jiang, Xiao-Ping Zhang
MICCAI
2004
Springer
15 years 11 months ago
Real-Time Multi-model Tracking of Myocardium in Echocardiography Using Robust Information Fusion
Automatic myocardial wall motion tracking in ultrasound images is an important step in analysis of the heart function. Existing methods for Myocardial Wall Tracking are not robust ...
Bogdan Georgescu, Xiang Sean Zhou, Dorin Comaniciu...
ACIVS
2006
Springer
15 years 4 months ago
A Linear-Time Approach for Image Segmentation Using Graph-Cut Measures
Abstract. Image segmentation using graph cuts have become very popular in the last years. These methods are computationally expensive, even with hard constraints (seed pixels). We ...
Alexandre X. Falcão, Paulo A. V. Miranda, A...
EGH
2010
Springer
14 years 8 months ago
Real time volumetric shadows using polygonal light volumes
This paper presents a more efficient way of computing single scattering effects in homogeneous participating media for real-time purposes than the currently popular ray-marching b...
Markus Billeter, Erik Sintorn, Ulf Assarsson
ADAEUROPE
2004
Springer
15 years 3 months ago
Teaching Real-Time Systems Around a Digital Model Railroad Platform Using Ada
Abstract. This paper describes a laboratory equipped for the teaching of realtime systems. The laboratory has been built around a Digital Model Railroad Platform and it allows the ...
Bárbara Álvarez, Juan A. Pastor, Fra...