Noncausal fractional directional differentiator and blind deconvoluation: motion blur estimation

Verfasser / Beitragende:
[Xiang Pan, Yongqiang Ye, Jianhong Wang, Xudong Gao, Xin Zhou]
Ort, Verlag, Jahr:
2015
Enthalten in:
Multimedia Tools and Applications, 74/13(2015-07-01), 4849-4872
Format:
Artikel (online)
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024 7 0 |a 10.1007/s11042-013-1845-6  |2 doi 
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245 0 0 |a Noncausal fractional directional differentiator and blind deconvoluation: motion blur estimation  |h [Elektronische Daten]  |c [Xiang Pan, Yongqiang Ye, Jianhong Wang, Xudong Gao, Xin Zhou] 
520 3 |a The problem of blind estimation of motion blur parameters from a single image is addressed. The blur direction and extent of motion-blurred image, which are introduced by relative motion between a camera and its object scene, are needed in the methods of image restoration, such as blind deconvolution. As an extension to the fractional-order derivative, a noncausal fractional-order directional derivative operator is devised, which is robust to noise. Based on this new operator, a novel method identifying blur parameters is developed in this work. The performance comparison between the proposed method and the state-of-the-art method is also presented, demonstrating that the former provides better immunity to noise and capacity to identify motion blur extent, especially for large blur length. 
540 |a Springer Science+Business Media New York, 2014 
690 7 |a Motion blur  |2 nationallicence 
690 7 |a Blind deconvolution  |2 nationallicence 
690 7 |a Noncausal fractional-order directional derivative  |2 nationallicence 
690 7 |a Blur direction  |2 nationallicence 
690 7 |a Blur extent  |2 nationallicence 
700 1 |a Pan  |D Xiang  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
700 1 |a Ye  |D Yongqiang  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
700 1 |a Wang  |D Jianhong  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
700 1 |a Gao  |D Xudong  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
700 1 |a Zhou  |D Xin  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
773 0 |t Multimedia Tools and Applications  |d Springer US; http://www.springer-ny.com  |g 74/13(2015-07-01), 4849-4872  |x 1380-7501  |q 74:13<4849  |1 2015  |2 74  |o 11042 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pan  |D Xiang  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ye  |D Yongqiang  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Wang  |D Jianhong  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Gao  |D Xudong  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhou  |D Xin  |u Nanjing University of Aeronautics and Astronautics, 29 Yudao St., 210016, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Multimedia Tools and Applications  |d Springer US; http://www.springer-ny.com  |g 74/13(2015-07-01), 4849-4872  |x 1380-7501  |q 74:13<4849  |1 2015  |2 74  |o 11042