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Optimal extended optical flow subject to a statistical constraint
- Source :
- Journal of Computational and Applied Mathematics, Journal of Computational and Applied Mathematics, Elsevier, 2010, 234 (4), pp.1291-1302. ⟨10.1016/j.cam.2009.10.014⟩, Journal of Computational and Applied Mathematics, Elsevier, 2009, ⟨10.1016/j.cam.2009.10.014⟩, Journal of Computational and Applied Mathematics, Elsevier, 2009, (in-press), Journal of Computational and Applied Mathematics, Elsevier, 2010, 234 (4), pp.1291-1302
- Publication Year :
- 2010
- Publisher :
- Elsevier BV, 2010.
-
Abstract
- This work is motivated by the necessity to improve heart image tracking. This technique is related to the ability of generating an apparent continuous motion, which is observable through the variation of intensity from a starting image to an ending one. Given two images @r"0 and @r"1, we calculate an evolution process @r(t,@?) which transports @r"0 to @r"1 by using the optimal extended optical flow. Such a strategy is found to be well suited for heart image tracking, provided the motion is controlled by a statistical model. In this paper we use viability theory to give sufficient conditions to handle the optimal extended optical flow subject to a point-wise statistical constraint by using Parzen's approximation. The strategy is implemented in a 1D case and the numerical results which are presented show the efficiency of the proposed strategy.
- Subjects :
- [ INFO.INFO-MO ] Computer Science [cs]/Modeling and Simulation
Mathematical optimization
[ INFO.INFO-TS ] Computer Science [cs]/Signal and Image Processing
Optical flow
Motion (geometry)
[ SPI.SIGNAL ] Engineering Sciences [physics]/Signal and Image processing
02 engineering and technology
01 natural sciences
Image (mathematics)
Transport equation
65D19 (35Q92 62P10 65C60 92C55)
[INFO.INFO-TS]Computer Science [cs]/Signal and Image Processing
[ INFO.INFO-TI ] Computer Science [cs]/Image Processing
[INFO.INFO-IM]Computer Science [cs]/Medical Imaging
0202 electrical engineering, electronic engineering, information engineering
Applied mathematics
Set of nonconvex constraints
0101 mathematics
Mathematics
[ INFO.INFO-IM ] Computer Science [cs]/Medical Imaging
Applied Mathematics
Numerical analysis
Process (computing)
Parzen approximation
Observable
Statistical model
[ MATH.MATH-NA ] Mathematics [math]/Numerical Analysis [math.NA]
[INFO.INFO-MO]Computer Science [cs]/Modeling and Simulation
010101 applied mathematics
Constraint (information theory)
Computational Mathematics
Tangency condition
Viability
[INFO.INFO-TI]Computer Science [cs]/Image Processing [eess.IV]
020201 artificial intelligence & image processing
[SPI.SIGNAL]Engineering Sciences [physics]/Signal and Image processing
[MATH.MATH-NA]Mathematics [math]/Numerical Analysis [math.NA]
Subjects
Details
- ISSN :
- 03770427
- Volume :
- 234
- Database :
- OpenAIRE
- Journal :
- Journal of Computational and Applied Mathematics
- Accession number :
- edsair.doi.dedup.....53e7ca3960e2696a34769d9a1da7b76c