×

zbMATH — the first resource for mathematics

Elfving, Tommy

Compute Distance To:
Author ID: elfving.tommy Recent zbMATH articles by "Elfving, Tommy"
Published as: Elfving, Tommy; Elfving, T.
Documents Indexed: 41 Publications since 1973

Publications by Year

Citations contained in zbMATH Open

38 Publications have been cited 1,318 times in 925 Documents Cited by Year
A multiprojection algorithm using Bregman projections in a product space. Zbl 0828.65065
Censor, Yair; Elfving, Tommy
507
1994
The multiple-sets split feasibility problem and its applications for inverse problems. Zbl 1089.65046
Censor, Yair; Elfving, Tommy; Kopf, Nirit; Bortfeld, Thomas
287
2005
Block-iterative methods for consistent and inconsistent linear equations. Zbl 0416.65031
Elfving, Tommy
61
1980
Accelerated projection methods for computing pseudoinverse solutions of systems of linear equations. Zbl 0409.65022
Björck, Åke; Elfving, Tommy
59
1979
Block-iterative algorithms with diagonally scaled oblique projections for the linear feasibility problem. Zbl 1028.90034
Censor, Yair; Elfving, Tommy
38
2002
On diagonally relaxed orthogonal projection methods. Zbl 1159.65317
Censor, Yair; Elfving, Tommy; Herman, Gabor T.; Nikazad, Touraj
34
2008
Criteria for copositive matrices using simplices and barycentric coordinates. Zbl 0826.15016
Andersson, Lars-Erik; Chang, Gengzhe; Elfving, Tommy
23
1995
Averaging strings of sequential iterations for convex feasibility problems. Zbl 1160.65320
Censor, Y.; Elfving, T.; Herman, G. T.
22
2001
An algorithm for computing constrained smoothing spline functions. Zbl 0622.41006
Elfving, Tommy; Andersson, Lars-Erik
20
1988
New methods for linear inequalities. Zbl 0479.65039
Censor, Yair; Elfving, Tommy
20
1982
On some methods for entropy maximization and matrix scaling. Zbl 0458.65052
Elfving, Tommy
20
1980
Algorithms for confluent Vandermonde systems. Zbl 0255.65018
Björck, Åke; Elfving, Tommy
18
1973
Semi-convergence and relaxation parameters for a class of SIRT algorithms. Zbl 1205.65148
Elfving, Tommy; Nikazad, Touraj; Hansen, Per Christian
17
2010
Semiconvergence and relaxation parameters for projected SIRT algorithms. Zbl 1254.65044
Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj
16
2012
Semi-convergence properties of Kaczmarz’s method. Zbl 1296.65054
Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj
16
2014
Stability of conjugate gradient and Lanczos methods for linear least squares problems. Zbl 0924.65035
Björck, Åke; Elfving, Tommy; Strakous, Zdenuek
15
1998
Solution of biharmonic equations with application to radar imaging. Zbl 0933.65128
Andersson, Lars-Erik; Elfving, Tommy; Golub, Gene H.
15
1998
A constrained Procrustes problem. Zbl 0880.65017
Andersson, Lars-Erik; Elfving, Tommy
15
1997
An algorithm for constrained interpolation. Zbl 0632.65008
Andersson, Lars-Erik; Elfving, Tommy
13
1987
Properties of a class of block-iterative methods. Zbl 1184.65036
Elfving, Tommy; Nikazad, Touraj
13
2009
Interpolation and approximation by monotone cubic splines. Zbl 0739.41005
Andersson, Lars-Erik; Elfving, Tommy
12
1991
Stopping rules for Landweber-type iteration. Zbl 1124.65034
Elfving, Tommy; Nikazad, Touraj
9
2007
An algorithm for maximum entropy image reconstruction from noisy data. Zbl 0691.68102
Elfving, Tommy
8
1989
On iterative methods for linearly constrained entropy maximization. Zbl 0718.65047
Censor, Yair; de Pierro, Alvaro R.; Elfving, Tommy; Herman, Gabor T.; Iusem, Alfredo N.
8
1990
Best constrained approximation in Hilbert space and interpolation by cubic splines subject to obstacles. Zbl 0842.41008
Andersson, Lars-Erik; Elfving, Tommy
6
1995
Iterative algorithms with seminorm-induced oblique projections. Zbl 1047.90042
Censor, Yair; Elfving, Tommy
6
2003
Error minimizing relaxation strategies in Landweber and Kaczmarz type iterations. Zbl 1355.65054
Nikazad, Touraj; Abbasi, Mokhtar; Elfving, Tommy
6
2017
A stationary iterative pseudoinverse algorithm. Zbl 0907.65042
Elfving, Tommy
5
1998
Interpolation of convex scattered data in \(R^ 3\) based upon an edge convex minimum norm network. Zbl 0822.41017
Anderson, Lars-Erik; Elfving, Tommy; Iliev, Georgy; Vlachkova, Krassimira
5
1995
Unmatched projector/backprojector pairs: perturbation and convergence analysis. Zbl 1383.65035
Elfving, Tommy; Hansen, Per Christian
5
2018
Convergence analysis for column-action methods in image reconstruction. Zbl 1366.65116
Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj
5
2017
A method of iterative data refinement and its applications. Zbl 0561.92002
Censor, Y.; Elfving, T.; Herman, G. T.
4
1985
The application of an oblique-projected Landweber method to a model of supervised learning. Zbl 1130.94014
Johansson, Björn; Elfving, Tommy; Kozlov, Vladimir; Censor, Yair; Forssén, Per-Erik; Granlund, Gösta
3
2006
Special-purpose algorithms for linearly constrained entropy maximization. Zbl 0626.65055
Censor, Yair; Elfving, Tommy; Herman, Gabor T.
2
1987
A projection method for semidefinite linear systems and its applications. Zbl 1062.65041
Elfving, Tommy
2
2004
Some properties of stochastic labeling procedures. Zbl 0532.68086
Elfving, Tommy; Eklundh, Jan-Olof
1
1982
Constrained regularized least squares problems. Zbl 0768.65013
Elfving, Tommy
1
1991
A block-preconditioner for a special regularized least-squares problem. Zbl 1199.65129
Elfving, Tommy; Skoglund, Ingegerd
1
2007
Unmatched projector/backprojector pairs: perturbation and convergence analysis. Zbl 1383.65035
Elfving, Tommy; Hansen, Per Christian
5
2018
Error minimizing relaxation strategies in Landweber and Kaczmarz type iterations. Zbl 1355.65054
Nikazad, Touraj; Abbasi, Mokhtar; Elfving, Tommy
6
2017
Convergence analysis for column-action methods in image reconstruction. Zbl 1366.65116
Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj
5
2017
Semi-convergence properties of Kaczmarz’s method. Zbl 1296.65054
Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj
16
2014
Semiconvergence and relaxation parameters for projected SIRT algorithms. Zbl 1254.65044
Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj
16
2012
Semi-convergence and relaxation parameters for a class of SIRT algorithms. Zbl 1205.65148
Elfving, Tommy; Nikazad, Touraj; Hansen, Per Christian
17
2010
Properties of a class of block-iterative methods. Zbl 1184.65036
Elfving, Tommy; Nikazad, Touraj
13
2009
On diagonally relaxed orthogonal projection methods. Zbl 1159.65317
Censor, Yair; Elfving, Tommy; Herman, Gabor T.; Nikazad, Touraj
34
2008
Stopping rules for Landweber-type iteration. Zbl 1124.65034
Elfving, Tommy; Nikazad, Touraj
9
2007
A block-preconditioner for a special regularized least-squares problem. Zbl 1199.65129
Elfving, Tommy; Skoglund, Ingegerd
1
2007
The application of an oblique-projected Landweber method to a model of supervised learning. Zbl 1130.94014
Johansson, Björn; Elfving, Tommy; Kozlov, Vladimir; Censor, Yair; Forssén, Per-Erik; Granlund, Gösta
3
2006
The multiple-sets split feasibility problem and its applications for inverse problems. Zbl 1089.65046
Censor, Yair; Elfving, Tommy; Kopf, Nirit; Bortfeld, Thomas
287
2005
A projection method for semidefinite linear systems and its applications. Zbl 1062.65041
Elfving, Tommy
2
2004
Iterative algorithms with seminorm-induced oblique projections. Zbl 1047.90042
Censor, Yair; Elfving, Tommy
6
2003
Block-iterative algorithms with diagonally scaled oblique projections for the linear feasibility problem. Zbl 1028.90034
Censor, Yair; Elfving, Tommy
38
2002
Averaging strings of sequential iterations for convex feasibility problems. Zbl 1160.65320
Censor, Y.; Elfving, T.; Herman, G. T.
22
2001
Stability of conjugate gradient and Lanczos methods for linear least squares problems. Zbl 0924.65035
Björck, Åke; Elfving, Tommy; Strakous, Zdenuek
15
1998
Solution of biharmonic equations with application to radar imaging. Zbl 0933.65128
Andersson, Lars-Erik; Elfving, Tommy; Golub, Gene H.
15
1998
A stationary iterative pseudoinverse algorithm. Zbl 0907.65042
Elfving, Tommy
5
1998
A constrained Procrustes problem. Zbl 0880.65017
Andersson, Lars-Erik; Elfving, Tommy
15
1997
Criteria for copositive matrices using simplices and barycentric coordinates. Zbl 0826.15016
Andersson, Lars-Erik; Chang, Gengzhe; Elfving, Tommy
23
1995
Best constrained approximation in Hilbert space and interpolation by cubic splines subject to obstacles. Zbl 0842.41008
Andersson, Lars-Erik; Elfving, Tommy
6
1995
Interpolation of convex scattered data in \(R^ 3\) based upon an edge convex minimum norm network. Zbl 0822.41017
Anderson, Lars-Erik; Elfving, Tommy; Iliev, Georgy; Vlachkova, Krassimira
5
1995
A multiprojection algorithm using Bregman projections in a product space. Zbl 0828.65065
Censor, Yair; Elfving, Tommy
507
1994
Interpolation and approximation by monotone cubic splines. Zbl 0739.41005
Andersson, Lars-Erik; Elfving, Tommy
12
1991
Constrained regularized least squares problems. Zbl 0768.65013
Elfving, Tommy
1
1991
On iterative methods for linearly constrained entropy maximization. Zbl 0718.65047
Censor, Yair; de Pierro, Alvaro R.; Elfving, Tommy; Herman, Gabor T.; Iusem, Alfredo N.
8
1990
An algorithm for maximum entropy image reconstruction from noisy data. Zbl 0691.68102
Elfving, Tommy
8
1989
An algorithm for computing constrained smoothing spline functions. Zbl 0622.41006
Elfving, Tommy; Andersson, Lars-Erik
20
1988
An algorithm for constrained interpolation. Zbl 0632.65008
Andersson, Lars-Erik; Elfving, Tommy
13
1987
Special-purpose algorithms for linearly constrained entropy maximization. Zbl 0626.65055
Censor, Yair; Elfving, Tommy; Herman, Gabor T.
2
1987
A method of iterative data refinement and its applications. Zbl 0561.92002
Censor, Y.; Elfving, T.; Herman, G. T.
4
1985
New methods for linear inequalities. Zbl 0479.65039
Censor, Yair; Elfving, Tommy
20
1982
Some properties of stochastic labeling procedures. Zbl 0532.68086
Elfving, Tommy; Eklundh, Jan-Olof
1
1982
Block-iterative methods for consistent and inconsistent linear equations. Zbl 0416.65031
Elfving, Tommy
61
1980
On some methods for entropy maximization and matrix scaling. Zbl 0458.65052
Elfving, Tommy
20
1980
Accelerated projection methods for computing pseudoinverse solutions of systems of linear equations. Zbl 0409.65022
Björck, Åke; Elfving, Tommy
59
1979
Algorithms for confluent Vandermonde systems. Zbl 0255.65018
Björck, Åke; Elfving, Tommy
18
1973
all top 5

Cited by 1,023 Authors

32 Censor, Yair
28 Shehu, Yekini
21 Mewomo, Oluwatosin Temitope
21 Suantai, Suthep
21 Yao, Yonghong
20 Chang, Shih-Sen
19 Liou, Yeongcheng
18 Cholamjiak, Prasit
18 Reich, Simeon
18 Wang, Lin
17 Tian, Ming
15 Wang, Fenghui
15 Yao, Jen-Chih
14 Chen, Rudong
14 Dang, Yazheng
14 Elfving, Tommy
14 He, Songnian
13 Cho, Yeol Je
13 Dong, Qiaoli
13 Kumam, Poom
12 Chuang, Chih-Sheng
12 Eslamian, Mohammad
12 Gibali, Aviv
12 Tang, Yuchao
12 Trương Minh Tuyên
11 Ceng, Lu-Chuan
11 Xu, Hong-Kun
11 Zhao, Jing
10 Deepho, Jitsupa
10 Iyiola, Olaniyi Samuel
10 Kazmi, Kaleem Raza
10 Needell, Deanna
10 Nikazad, Touraj
9 Ansari, Qamrul Hasan
9 Gao, Yan
9 Hansen, Per Christian
9 Izuchukwu, Chinedu
9 Jolaoso, Lateef Olakunle
9 Kang, Shin Min
9 Lin, Lai-Jiu
9 Ogbuisi, Ferdinard Udochukwu
9 Shi, Luoyi
9 Takahashi, Wataru
8 Che, Haitao
8 Dax, Achiya
8 Gordon, Dan
8 Li, Meixia
8 Liu, Liwei
8 Wang, Peiyuan
8 Zhou, Haiyun
7 Dương Việt Thông
7 Herman, Gabor T.
7 Ma, Zhaoli
7 Popa, Constantin Gh.
7 Wang, Yaqin
6 Abbasi, Mokhtar
6 Anh, Tran Viet
6 Cegielski, Andrzej
6 He, Huimin
6 Jailoka, Pachara
6 Muu, Le Dung
6 Okeke, Chibueze Christian
6 Qin, Xiaolong
6 Sahu, Daya Ram
6 Taiwo, Adeolu
6 Wen, Chingfeng
6 Yang, Qingzhi
6 Yao, Zhangsong
6 Zenios, Stavros Andrea
6 Zhu, Lijun
5 Cholamjiak, Watcharaporn
5 de Pierro, Alvaro Rodolfo
5 Fang, Xiaoli
5 Fang, Yaping
5 Galba, E. F.
5 Gordon, Rachel
5 Hu, Rong
5 Kim, Jong Kyu
5 Kim, Tae Hwa
5 Latif, Abdul
5 Peng, Jigen
5 Pholasa, Nattawut
5 Qu, Biao
5 Rizvi, Shuja Haider
5 Schmidt, Jochen Wilhelm
5 Sergienko, Ivan Vasylyovych
5 Sitthithakerngkiet, Kanokwan
5 Vinh, Nguyen The
5 Wu, Yujing
5 Yu, Zenn-Tsuen
5 Zalas, Rafał
5 Zegeye, Habtu
4 Abass, Hammed Anuoluwapo
4 Cho, Sun Young
4 Combettes, Patrick L.
4 Fan, Qinwei
4 Ferreira, Orizon Pereira
4 Han, Deren
4 Hong, Chung-Chien
4 Iusem, Alfredo Noel
...and 923 more Authors
all top 5

Cited in 170 Serials

57 Fixed Point Theory and Applications
51 Optimization
51 Numerical Algorithms
51 Journal of Inequalities and Applications
47 Linear Algebra and its Applications
39 Abstract and Applied Analysis
33 Journal of Computational and Applied Mathematics
26 Journal of Optimization Theory and Applications
26 Journal of Nonlinear Science and Applications
24 Journal of Fixed Point Theory and Applications
23 Numerical Functional Analysis and Optimization
21 Applied Mathematics and Computation
19 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM
16 Computational Optimization and Applications
14 BIT
14 Numerische Mathematik
14 Computational and Applied Mathematics
14 Journal of Applied Mathematics
12 Inverse Problems
12 Journal of Global Optimization
11 SIAM Journal on Scientific Computing
10 Journal of Mathematical Analysis and Applications
10 Mathematical Programming. Series A. Series B
9 Computers & Mathematics with Applications
9 Applied Numerical Mathematics
9 Mathematical Problems in Engineering
9 Optimization Methods & Software
8 International Journal of Computer Mathematics
8 Thai Journal of Mathematics
8 Optimization Letters
7 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
6 SIAM Journal on Optimization
6 Mediterranean Journal of Mathematics
6 Afrika Matematika
6 Journal of Function Spaces
5 Calcolo
5 Acta Applicandae Mathematicae
5 SIAM Journal on Matrix Analysis and Applications
5 Journal of Mathematical Sciences (New York)
5 Numerical Linear Algebra with Applications
5 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
5 Inverse Problems in Science and Engineering
4 Rendiconti del Circolo Matemàtico di Palermo. Serie II
4 Journal of Scientific Computing
4 European Journal of Operational Research
4 Cybernetics and Systems Analysis
4 Dynamics of Continuous, Discrete & Impulsive Systems. Series B. Applications & Algorithms
4 Journal of Industrial and Management Optimization
4 Journal of Mathematics
4 Journal of Nonlinear and Variational Analysis
3 Journal of Computational Physics
3 Acta Mathematica Vietnamica
3 Journal of Approximation Theory
3 Quaestiones Mathematicae
3 Computer Aided Geometric Design
3 Mathematical and Computer Modelling
3 The Journal of Fourier Analysis and Applications
3 International Transactions in Operational Research
3 Mathematical Methods of Operations Research
3 Acta Mathematica Sinica. English Series
3 SIAM Journal on Imaging Sciences
2 Journal of Engineering Mathematics
2 Mathematical Methods in the Applied Sciences
2 Metrika
2 Mathematics of Computation
2 Applied Mathematics and Optimization
2 Computing
2 Systems & Control Letters
2 Insurance Mathematics & Economics
2 Parallel Computing
2 Computational Statistics and Data Analysis
2 Journal of Mathematical Imaging and Vision
2 Advances in Applied Clifford Algebras
2 Journal of Inverse and Ill-Posed Problems
2 Parallel Algorithms and Applications
2 Vietnam Journal of Mathematics
2 Novi Sad Journal of Mathematics
2 Journal of Function Spaces and Applications
2 Inverse Problems and Imaging
2 Set-Valued and Variational Analysis
2 Symmetry
2 Journal of Nonlinear Analysis and Optimization: Theory & Applications
2 Journal of Applied Analysis and Computation
2 Mathematical Sciences
2 Korean Journal of Mathematics
2 Bollettino dell’Unione Matematica Italiana
1 Bulletin of the Australian Mathematical Society
1 The Canadian Journal of Statistics
1 Computer Methods in Applied Mechanics and Engineering
1 Computer Physics Communications
1 Journal of Mathematical Physics
1 Linear and Multilinear Algebra
1 Mathematical Notes
1 Ukrainian Mathematical Journal
1 Wave Motion
1 Archiv der Mathematik
1 Demonstratio Mathematica
1 Fuzzy Sets and Systems
1 International Journal of Mathematics and Mathematical Sciences
1 Matematički Vesnik
...and 70 more Serials
all top 5

Cited in 44 Fields

482 Numerical analysis (65-XX)
441 Operator theory (47-XX)
332 Operations research, mathematical programming (90-XX)
153 Calculus of variations and optimal control; optimization (49-XX)
66 Linear and multilinear algebra; matrix theory (15-XX)
41 Information and communication theory, circuits (94-XX)
35 Computer science (68-XX)
29 Approximations and expansions (41-XX)
27 General topology (54-XX)
21 Biology and other natural sciences (92-XX)
20 Partial differential equations (35-XX)
17 Statistics (62-XX)
12 Functional analysis (46-XX)
10 Integral transforms, operational calculus (44-XX)
10 Global analysis, analysis on manifolds (58-XX)
8 Potential theory (31-XX)
8 Systems theory; control (93-XX)
7 Probability theory and stochastic processes (60-XX)
6 Game theory, economics, finance, and other social and behavioral sciences (91-XX)
5 Ordinary differential equations (34-XX)
5 Fluid mechanics (76-XX)
4 Real functions (26-XX)
4 Functions of a complex variable (30-XX)
4 Mechanics of deformable solids (74-XX)
4 Optics, electromagnetic theory (78-XX)
3 General and overarching topics; collections (00-XX)
3 Convex and discrete geometry (52-XX)
3 Geophysics (86-XX)
2 Combinatorics (05-XX)
2 Integral equations (45-XX)
2 Mechanics of particles and systems (70-XX)
1 History and biography (01-XX)
1 Mathematical logic and foundations (03-XX)
1 Commutative algebra (13-XX)
1 Algebraic geometry (14-XX)
1 Associative rings and algebras (16-XX)
1 Group theory and generalizations (20-XX)
1 Several complex variables and analytic spaces (32-XX)
1 Dynamical systems and ergodic theory (37-XX)
1 Harmonic analysis on Euclidean spaces (42-XX)
1 Algebraic topology (55-XX)
1 Manifolds and cell complexes (57-XX)
1 Classical thermodynamics, heat transfer (80-XX)
1 Quantum theory (81-XX)

Citations by Year