Resolution enhancement of low resolution wavefields with POCS algorithm

Electronics Letters

Volumn 39, Issue 25, 2003, Pages 1808-1810

  Cetin A E ^a   Ozaktas H ^b   Ozaktas, H M ^a  

^a BILKENT UNIVERSITY   (Turkey)

^b EASTERN MEDITERRANEAN UNIVERSITY   (Turkey)

Author keywords

[No Author keywords available]

Indexed keywords

FRACTIONAL FOURIER TRANSFORM; FRESNEL APPROXIMATION; SIGNAL RECOVERY;

ALGORITHMS; APPROXIMATION THEORY; CONVERGENCE OF NUMERICAL METHODS; EXTRAPOLATION; FOURIER TRANSFORMS; IMAGE QUALITY; IMAGE SENSORS; INTERPOLATION; ITERATIVE METHODS; MATRIX ALGEBRA; VECTORS;

IMAGE ENHANCEMENT;

EID: 0347022767     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:20031119     Document Type: Article

References (7)

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2. Almeida, L.B.: 'The fractional Fourier transform and time-frequency representations', IEEE Trans. Signal Process., 1994, 42, pp. 3084-3091
3. Ozaktas, H.M., Zalevsky, Z., and Kutay, M.A.: 'The fractional Fourier transform with applications in optics and signal processing' (Wiley, New York, 2001)
4. Youla, D.C., and Webb, H.: 'Image restoration by the method of convex projections, Part 1: Theory', IEEE Trans. Med. Imaging, 1982, MI-1, (2), pp. 81-94
5. Combettes, P.L.: 'The foundations of set theoretic estimation', Proc. IEEE, 1993, 81, (2), pp. 182-208
6. Cetin, A.E., and Ansari, R.: 'A convolution based framework for signal recovery', J. Opt. Soc. Am. A, 1988, 5, pp. 1193-1200
7. Candan, Ç, Kutay, M.A., and Ozaktas, H.M.: 'The discrete fractional Fourier transform', IEE Trans. Signal Process., 2000, 48, pp. 1329-1337