The use of entropic thresholding methods in reconstruction of capacitance tomography data

Chemical Engineering Science

Volumn 52, Issue 13, 1997, Pages 2149-2159

  Mwambela, A J ^a,b,c   Isaksen, O ^b   Johansen, G A ^a  

^a UNIVERSITY OF BERGEN   (Norway)

^b CHRISTIAN MICHELSEN RESEARCH AS   (Norway)

^c UNIVERSITY OF DAR ES SALAAM   (Tanzania)

Author keywords

Image processing; Pattern recognition; Process tomography

Indexed keywords

COMPUTER SIMULATION; ENTROPY; IMAGE ENHANCEMENT; IMAGE PROCESSING; MATHEMATICAL MODELS; PATTERN RECOGNITION; PROJECTION SYSTEMS;

CAPACITANCE TOMOGRAPHY; ENTROPIC THRESHOLDING METHODS; LINEAR BACK PROJECTION; MODEL BASED RECONSTRUCTION; XIE METHOD;

COMPUTERIZED TOMOGRAPHY;

EID: 0031195016     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2509(97)00041-9     Document Type: Article

References (19)

1. Aboutaleb, A. S. (1989) Automatic thresholding of grey levels pictures using two dimension entropy. Comp. Vision, Graphics Image Process. 47, 22-32.
2. Bendat, J. S. and Piersol, A. G. (1971) Random Data, Analysis and Measurement Procedure. Wiley-Interscience, New York, U.S.A.
3. Brink, A. D. (1992) Thresholding of digital images using two dimension entropies. Pattern Rec. 25, 803-808.
4. Huang, S. M., Xie, C. G., Vasina, J., Zhang, B. F. and Beck, M. S. (1992) Experimental evaluation of capacitance tomographic flow imaging system using physical models. Proceedings of the ECAPT Conference, Manchester, England, pp. 26-29.
5. Isaksen, Ø. (1989) Imaging of two component flow by use of capacitance sensors. M.Sc. Thesis, University of Bergen, Norway.
6. Isaksen, Ø. (1994) A novel approach to reconstruction of process tomography data. Ph.D. thesis, University of Bergen, Norway.
7. Isaksen, Ø. (1996) A review of reconstruction techniques for capacitance tomography. Measurement Sci. Technol. 7, 325-337.
8. Isaksen, Ø. and Nordtvedt, J. E. (1993) A new reconstruction algorithm for process tomography. Measurement Sci. Technol. 4, 1464-1475.
9. Isaksen, Ø. and Nordtvedt, J. E. (1994) An implicit model based reconstruction algorithm for use with a capacitance tomography system. Proceedings of the ECAPT Conference, Porto Portugal, pp. 24-26.
10. Isaksen, Ø., Dico, A. S. and Hammer, E. A. (1994) A capacitance based tomography system for interface measurement in separator vessels. Measurement Sci. Technol. 5, 1262-1271.
11. Kapur, J. N., Sahoo, P. K. and Wong, A. C. K. (1985) A new method for grey level picture thresholding using the entropy of the histogram. Com. Vision, Graphics, Image Process. 29, 273-285.
12. Pal, N. R. and Pal, S. K. (1989a) Entropic thresholding. Signal Process. 16, 97-108.
13. Pal, N. R. and Pal, S. K. (1989b) Object background segmentation using new definition of entropy. IEE Proc. 136, 284-295.
14. Pun, T. (1981) Entropic thresholding: a new approach. Signal Process. 2, 210-239.
15. Shannon, C. E. and Weaver, W. (1946) The Mathematical theory of communication. University of Illinois Press, Urbana.
16. Tollefsen, J. (1995) New capacitance sensor principles in flow measurements. Ph.D. thesis, University of Bergen, Norway.
17. Xie, C. G., Huang, S. M., Hoyle, B. S., Thorn, R., Lenn, C. and Beck, M. S. (1992a) Electrical capacitance tomography for flow imaging-system model for development of reconstruction algorithms and design of primary sensors. IEE Proc. 139, 89-98.
18. Xie, C. G., Huang, S. M., Hoyle, B. S., Thorn, R., Lenn, C. and Beck, M. S. (1992b) Transputer based electrical capacitance tomography for real-time imaging of oilfield flow pipelines. Proceedings of the ECAPT Conference, Manchester, England, pp. 26-29.
19. Yang, W. Q., Stott, A. L., Beck, M. S. and Xie, C. G. (1995) Development of capacitance tomographic imaging systems for pipeline measurements. Rev. Scientific Instruments 66, 4326-4332.