Articles with "iterative approximation" as a keyword



A Single-Image Super-Resolution Method Based on Progressive-Iterative Approximation

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Published in 2020 at "IEEE Transactions on Multimedia"

DOI: 10.1109/tmm.2019.2943750

Abstract: In this paper, a novel single image super-resolution (SR) method based on progressive-iterative approximation is proposed. To preserve textures and clear edges, the image SR reconstruction is treated as an image progressive-iterative fitting procedure and… read more here.

Keywords: iterative approximation; progressive iterative; method; single image ... See more keywords

Adaptive weighted progressive iterative approximation based on coordinate decomposition

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Published in 2025 at "PLOS ONE"

DOI: 10.1371/journal.pone.0317225

Abstract: During the iterative process of the progressive iterative approximation, it is necessary to calculate the difference between the current interpolation curve and the corresponding data points, known as the adjustment vector. To achieve more precise… read more here.

Keywords: adaptive weighted; approximation; weighted progressive; decomposition ... See more keywords
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Iterative approximation of positive solutions for fractional boundary value problem on the half-line

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Published in 2018 at "Filomat"

DOI: 10.2298/fil1818177c

Abstract: In this paper, an iterative method is applied to solve some p-Laplacian boundary value problem involving Riemann-Liouville fractional derivative operator. More precisely, we establish the existence of two positive solutions. Moreover, we prove that these… read more here.

Keywords: positive solutions; value problem; boundary value; problem ... See more keywords

New Progressive Iterative Approximation Techniques for Shepard-Type Curves

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Published in 2022 at "Symmetry"

DOI: 10.3390/sym14020398

Abstract: Progressive iterative approximation (PIA) technique is an efficient and intuitive method for data fitting. In CAGD modeling, if the given data points are taken as initial control points, PIA process generates a series of shaping… read more here.

Keywords: shepard type; type curves; iterative approximation; progressive iterative ... See more keywords