Wavelet-based image denoising in (digital) particle image velocimetry

Signal Processing

Volumn 81, Issue 7, 2001, Pages 1503-1512

  Weng, W G ^a   Fan, W C ^a   Liao, G X ^a   Qin, J ^a  

^a UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA   (China)

Author keywords

Image denoising; PIV; Wavelet transform

Indexed keywords

ALGORITHMS; CORRELATION METHODS; IMAGE ANALYSIS; INTERPOLATION; ITERATIVE METHODS; LIQUID CRYSTALS; WAVELET TRANSFORMS;

IMAGE DENOISING; PARTICLE IMAGE VELOCIMETRY (PIV);

VELOCITY MEASUREMENT;

EID: 0035391370     PISSN: 01651684     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0165-1684(01)00047-0     Document Type: Article

References (28)

1. Multi-point optical measurement of simultaneous vector in unsteady flow - A review
2. Particle-imaging techniques for experimental fluid mechanics
3. On the performance of particle tracking
4. The wavelet transform, time-frequency localization and signal analysis
5. Ten lectures on wavelets
6. Adapting to unknown smoothness via wavelet shrinkage
7. Correction method of erroneous vectors in PIV
8. Statistical investigation of errors in particle image velocimetry
9. On errors of digital particle image velocimetry
10. Limitation and improvement of PIV, Part I: Limitation of conventional techniques due to deformation of particle image patterns
11. Limitation and improvement of PIV, Part II: Particle image distortion, a novel technique
12. An improved cross correlation technique for particle image velocimetry
13. Theory of cross-correlation analysis of PIV images
14. Super-resolution particle imaging velocimetry
15. Flow visualization analysis review
16. On the accuracy on velocity and vorticity measurements with PIV
17. Wavelet-based image denoising using a Markov random field a priori model
18. Interpolation schemes for three-dimensional velocity fields from scattered data using Taylor expansions
19. 2(R)
20. A theory for multiresolution signal decomposition: The wavelet representation
21. Singularity detection and processing with wavelets
22. Characterization of signal from multiscale edges
23. Data validation, false vectors correction and derived magnitudes calculation on PIV data
24. Efficient detection of spurious vectors in particle image velocimetry data
25. The effect of a discrete window offset on the accuracy of cross-correlation analysis of digital PIV recordings
26. Digital particle image velocimetry
27. Wavelet transform domain filters: A spatially selection noise filtration technique