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» A Method for Image Local-Difference Visualization
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ICIP
2008
IEEE
14 years 10 months ago
Activity-based temporal segmentation for videos of interacting objects using invariant trajectory features
This paper presents a content-based approach for temporal segmentation of videos. Tracked objects are characterized by their 2D trajectories which are used in a meaningful way to ...
Alexandre Hervieu, Patrick Bouthemy, Jean-Pierre L...
ICIP
2002
IEEE
14 years 9 months ago
Objective evaluation of segmentation quality using spatio-temporal context
In this paper, we propose an automatic method for the objective evaluation of segmentation results. The method is based on computing the deviation of the segmentation results from...
Andrea Cavallaro, Elisa Drelie Gelasca, Touradj Eb...
ICIP
2001
IEEE
14 years 9 months ago
A rate-distortion optimal video pre-processing algorithm
Pre-processing algorithms improve the quality of a compression system by removing unimportant data before encoding. This enhances both the visual quality and coding efficiency of ...
C. Andrew Segall, Passant V. Karunaratne, Aggelos ...
ISBI
2004
IEEE
14 years 9 months ago
Nonlinear Dimension Reduction of fMRI Data: The Laplacian Embedding Approach
In this paper, we introduce the use of nonlinear dimension reduction for the analysis of functional neuroimaging datasets. Using a Laplacian Embedding approach, we show the power ...
Olivier D. Faugeras, Bertrand Thirion
ISBI
2006
IEEE
14 years 9 months ago
Tracking the motion of the outer tips of microtubules
Microtubules play numerous critical roles in a cell such as providing structural tracks for the anchoring and movement of vesicles and chromosomes. Also, the assembly of microtubu...
Stathis Hadjidemetriou, Derek Toomre, James S. Dun...