An orthogonal moment-based method for automatic verification of radiation field shape

Physics in Medicine and Biology

Volumn 45, Issue 10, 2000, Pages 2897-2911

  Shu, H Z ^a   Ge, Y ^a   Luo, L M ^a   Wang, J W ^a   Yu, W X ^a   Bao, X D ^a  

^a SOUTHEAST UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHM; ARTICLE; AUTOMATION; CALCULATION; IMAGE ANALYSIS; MATHEMATICAL ANALYSIS; PRIORITY JOURNAL; RADIATION FIELD;

ALGORITHMS; COMPUTER SIMULATION; MODELS, THEORETICAL; RADIOMETRY; RADIOTHERAPY PLANNING, COMPUTER-ASSISTED; SUPPORT, NON-U.S. GOV'T; VIDEO RECORDING;

EID: 0033782179     PISSN: 00319155     EISSN: None     Source Type: Journal    
DOI: 10.1088/0031-9155/45/10/312     Document Type: Article

References (35)

1. Automatic verification of radiation field shape using digital portal images
2. Radiation field edge detection in portal images
3. A review of electronic portal imaging devices (EPIDs)
4. Routine clinical portal imaging followed by immediate field adjustment using a tele-controlled patient couch
5. A ρ-θ technique for treatment verification in radiotherapy and its clinical applications
6. A portal image alignment and patient set-up verification procedure using moments and correlation techniques
7. Methods for fully automated verification of patient setup in external beam radiotherapy with polygon shaped fields
8. Treatment field shape verification using elliptic Fourier transform
9. Automatic on-line inspection of patient setup in radiation therapy using digital portal images
10. Orthogonal moment operators for subpixel edge detection
11. Study of treatment variation in the radiotherapy of head and neck tumors using a fiber-optic on-line radiotherapy imaging system
12. Accuracy in radiation field alignment in head and neck cancer: A prospective study
13. Simple and fast computation of moments
14. Investigation of an FFT-based correlation technique for verification of radiation treatment setup
15. An on-line electronic imaging system for external beam radiotherapy
16. Use of digital fluoroscopy as an on-line verification device in radiation therapy
17. A comparative study of methods for the registration of pairs of radiation fields
18. The enhancement of radiotherapy verification images by an automated edge detection technique
19. Verification of radiotherapy treatments: Computerized analysis of the size and shape of radiation fields
20. A moment-based three-dimensional edge operator
21. A semiautomatic method for registration of portal images
22. Fast computation of Legendre and Zernike moments
23. A survey of moment-based techniques for unoccluded object representation and recognition
24. Accuracy of radiation field alignment in clinical practice
25. Pseudocorrelation: A fast, robust, absolute, grey-level image alignment algorithm
26. 1 norm
27. Discriminative wavelet shape descriptors for recognition of 2-D patterns
28. An efficient method for computation of Legendre moments
29. A new fast method for computing Legendre moments
30. Image analysis via the general theory of moments
31. Fast and exact computation of Cartesian geometric moments using discrete Green's theorem
32. Fast computation of three-dimensional geometric moments using a discrete divergence theorem and a generalization to higher dimensions
33. A robust method of multileaf collimator (MLC) leaf-configuration verification