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feasibility problems

Iterative approximation of solutions for proximal split feasibility problems

Iterative approximation of solutions for proximal split feasibility problems

... spaces was first introduced by Censor and Elfving [] for modeling inverse problems which arise from phase retrievals and in medical image reconstruction []. The SFP attracts the attention of many authors due to ...

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Solutions for a variational inclusion problem with applications to multiple sets split feasibility problems

Solutions for a variational inclusion problem with applications to multiple sets split feasibility problems

... inclusion problems in a real Hilbert space and establish a strong convergence theorem of this ...following problems: multiple sets split feasibility problems, system of convex constrained ...

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A strong convergence theorem for equilibrium problems and split feasibility problems in Hilbert spaces

A strong convergence theorem for equilibrium problems and split feasibility problems in Hilbert spaces

... of problems in image reconstruction from projections, in image processing, and in intensity-modulated radiation therapy), algo- rithms for solving convex feasibility problems have been received great ...

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Split feasibility problems for total quasi-asymptotically nonexpansive mappings

Split feasibility problems for total quasi-asymptotically nonexpansive mappings

... split feasibility problems for total quasi-asymptotically nonexpansive mappings in infinite-dimensional Hilbert ...[Inverse Problems 26:105018, 2010; 22:2021-2034, 2006], Censor and Segal ...[Inverse ...

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Multiple-set split feasibility problems for total asymptotically strict pseudocontractions mappings

Multiple-set split feasibility problems for total asymptotically strict pseudocontractions mappings

... The purpose of this article is to propose and investigate an algorithm for solving the multiple-set split feasibility problems for total asymptotically strict pseu-docontractions mappings in ...

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The common solutions of the split feasibility problems and fixed point problems

The common solutions of the split feasibility problems and fixed point problems

... The SCFP is a natural extension of the SFP and of the convex feasibility problem. The SCFP was firstly considered by Censor and Segal in [] where S and T are directed op- erators which include the orthogonal ...

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An algorithm for the split feasibility problems with application to the split equality problem

An algorithm for the split feasibility problems with application to the split equality problem

... In this paper, we study the split-feasibility problem in Hilbert spaces by using the projected reflected gradient algorithm. As applications, we study the convex linear inverse problem and the split-equality ...

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Hybrid Iterative Methods for Convex Feasibility Problems and Fixed Point Problems of Relatively Nonexpansive Mappings in Banach Spaces

Hybrid Iterative Methods for Convex Feasibility Problems and Fixed Point Problems of Relatively Nonexpansive Mappings in Banach Spaces

... convex feasibility problem by convex combinations of sunny nonexpansive retractions in uniformly convex Banach spaces see also Takahashi and Tamura 13, O’Hara et ...

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Variable KM-like algorithms for fixed point problems and split feasibility problems

Variable KM-like algorithms for fixed point problems and split feasibility problems

... It has been extensively studied during the last decade because of its applications in mod- eling inverse problems which arise in phase retrievals and in medical image reconstruc- tion. It has also been applied to ...

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Weak convergence theorems for split feasibility problems on zeros of the sum of monotone operators and fixed point sets in Hilbert spaces

Weak convergence theorems for split feasibility problems on zeros of the sum of monotone operators and fixed point sets in Hilbert spaces

... A related topic to the above variational inclusion problem: it is well known that fixed point theory has been a very powerful and important tool in the study of mathematical models. Of course, many authors were interested ...

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Beampattern Synthesis with Linear Matrix Inequalities Using Minimal Array Sensors

Beampattern Synthesis with Linear Matrix Inequalities Using Minimal Array Sensors

... A beampattern synthesis formulation has been proposed to find the minimum number of array sensors needed and the corresponding beamforming weights, systematically. The proposed method employs LMI constraints on the ...

12

The CHARMS pilot study: A multi method assessment of the feasibility of a sexual counselling implementation intervention in cardiac rehabilitation in Ireland

The CHARMS pilot study: A multi method assessment of the feasibility of a sexual counselling implementation intervention in cardiac rehabilitation in Ireland

... overarching feasibility problems, as well as solutions to be implemented in a definitive trial: (1) a high level of patient attrition in the pilot study, to be addressed through the use of financial ...

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Simultaneous iterative algorithms for the split common fixed-point problem of generalized asymptotically quasi-nonexpansive mappings without prior knowledge of operator norms

Simultaneous iterative algorithms for the split common fixed-point problem of generalized asymptotically quasi-nonexpansive mappings without prior knowledge of operator norms

... values of A ∗ A and B ∗ B). In order to implement the alternating algorithm (.) and the simultaneous algorithm (.) for solving SCFP (.), one has first to compute (or, at least, estimate) operator norms of A and B, ...

12

Strong convergence theorems for the split variational inclusion problem in Hilbert spaces

Strong convergence theorems for the split variational inclusion problem in Hilbert spaces

... The following is a very important result for various strong convergence theorems. Re- cently, many researchers have studied Halpern’s type strong convergence theorems by us- ing the following lemma and got many ...

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Strong convergence theorems for the general split variational inclusion problem in Hilbert spaces

Strong convergence theorems for the general split variational inclusion problem in Hilbert spaces

... some strong convergence theorems for the sequence proposed by (.) to a solution for (GSVIP) (.) in Hilbert spaces are proved. As a particular case, we consider the algorithms for a split feasibility problem ...

14

Split feasibility and fixed point problems for asymptotically quasi nonexpansive mappings

Split feasibility and fixed point problems for asymptotically quasi nonexpansive mappings

... split feasibility problem (SFP) in finite- dimensional Hilbert spaces for modeling inverse problems which arise from phase re- trievals and in medical image reconstruction ...

16

Extra-gradient methods for solving split feasibility and fixed point problems

Extra-gradient methods for solving split feasibility and fixed point problems

... The SFP in finite-dimensional Hilbert spaces was first introduced by Censor and Elfv- ing [] for modeling inverse problems which arise from phase retrievals and in medical image reconstruction []. Recently, it has ...

21

Measuring the Process of Preventive Service Delivery in Primary Care Practices for Children

Measuring the Process of Preventive Service Delivery in Primary Care Practices for Children

... avoid problems such as missed opportunities, it is necessary to understand why they occur and to target solutions to the root causes of service deliv- ery ...the problems are and to measure whether changes ...

9

The feasibility of following up prisoners, with mental health problems, after release: a pilot trial employing an innovative system, for engagement and retention in research, with a harder to engage population

The feasibility of following up prisoners, with mental health problems, after release: a pilot trial employing an innovative system, for engagement and retention in research, with a harder to engage population

... This study illustrates that it is possible to engage and re- tain offenders with common mental health problems in research. Retention rates of 38–99% have been achieved with prisoners receiving opiate substitution ...

11

Some results on a viscosity splitting algorithm in Hilbert spaces

Some results on a viscosity splitting algorithm in Hilbert spaces

... inverse problems, split feasibility problem, convexly constrained minimization problems, fixed point problems, variational inequal- ities, Nash equilibrium problem in noncooperative games and ...

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