Results 31 to 40 of about 22,663 (297)

Projection Classification Based Iterative Algorithm

open access: yesIOP Conference Series: Materials Science and Engineering, 2015
Iterative algorithm has good performance as it does not need complete projection data in 3D image reconstruction area. It is possible to be applied in BGA based solder joints inspection but with low convergence speed which usually acts with x-ray Laminography that has a worse reconstruction image compared to the former one. This paper explores to apply
Ruiqiu Zhang, Chen Li, Wenhua Gao
openaire   +1 more source

Reconstruction of Signals From Level-Crossing Samples Using Implicit Information

open access: yesIEEE Access, 2018
This paper focuses on the recovery of bandlimited signals from level-crossing samples by exploiting not only the knowledge of when given levels are crossed by the input, but also the implicit information that the signal stays between neighboring levels ...
Dominik Rzepka   +3 more
doaj   +1 more source

Inexact Bregman iteration with an application to Poisson data reconstruction

open access: yes, 2013
This work deals with the solution of image restoration problems by an iterative regularization method based on the Bregman iteration. Any iteration of this scheme requires to exactly compute the minimizer of a function.
Ruggiero, V   +3 more
core   +1 more source

On the rate of convergence of iterated Bregman projections and of the alternating algorithm [PDF]

open access: yesJournal of Mathematical Analysis and Applications, 2020
We study the alternating algorithm for the computation of the metric projection onto the closed sum of two closed subspaces in uniformly convex and uniformly smooth Banach spaces. For Banach spaces which are convex and smooth of power type, we exhibit a condition which implies linear convergence of this method.
Christian Bargetz, Emir Medjic
openaire   +3 more sources

Coded Aperture Computed Tomography Via Generative Adversarial U-net

open access: yesCT Lilun yu yingyong yanjiu, 2022
Generative adversarial U-net for coded aperture computed tomography (CT) is proposed in this paper to alleviate the tradeoff between the non-continuous sparse projections and the ill-posedness iterative reconstruction problem.
Zhiteng WANG   +5 more
doaj   +1 more source

Iterative projection algorithms for solving inverse problems [PDF]

open access: yesOceans 2003. Celebrating the Past ... Teaming Toward the Future (IEEE Cat. No.03CH37492), 2004
Inverse problems abound in the ocean sciences, as they do in almost every area of science and technology. Solutions to inverse problems are notoriously difficult, computationally expensive, and noise sensitive. Iterative projection algorithms have proved to be particularly useful for solving some image reconstruction problems with incomplete data ...
openaire   +1 more source

RoundMi: A quantitative method to analyze mitochondrial morphology in mitotic cells

open access: yesFEBS Open Bio, EarlyView.
RoundMi is a workflow for rapid analysis of mitochondrial morphology in mitotic cells. By combining adaptive preprocessing with automated segmentation and quantification, it enables accurate measurements from single focal plane images, reducing acquisition time and computational demands while remaining compatible with high‐throughput fixed and live ...
Elmira Parvindokht Bararpour   +2 more
wiley   +1 more source

Strong convergence theorems by hybrid and shrinking projection methods for sums of two monotone operators

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we introduce two iterative algorithms for finding the solution of the sum of two monotone operators by using hybrid projection methods and shrinking projection methods.
Tadchai Yuying, Somyot Plubtieng
doaj   +1 more source

System Matrix Analysis for Computed Tomography Imaging. [PDF]

open access: yesPLoS ONE, 2015
In practical applications of computed tomography imaging (CT), it is often the case that the set of projection data is incomplete owing to the physical conditions of the data acquisition process.
Liubov Flores   +2 more
doaj   +1 more source

Profound Leadership Strategies: Transcending the Leadership Crisis in the Age of Artificial Intelligence

open access: yesNew Directions for Adult and Continuing Education, EarlyView.
ABSTRACT This article examines the evolving role of organizational leadership amidst the rapid advancements in artificial intelligence (AI). It explores a broadly experienced and documented crisis in leadership, due in part to the disruptive nature of AI and emerging technology.
Rachel Wlodarsky, Davin Carr Chellman
wiley   +1 more source

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