Zobrazeno 1 - 10
of 10 904
pro vyhledávání: '"RADON TRANSFORM"'
Autor:
Klyachin, Alexey A.
Publikováno v:
Известия Саратовского университета. Новая серия. Серия Математика. Механика. Информатика, Vol 24, Iss 3, Pp 432-441 (2024)
The article proposes a method for calculating features in an image to form a training data set for solving various problems of video image classification. This method involves the use of well-known integral transformations — the Radon transform and
Externí odkaz:
https://doaj.org/article/1f224e18d92a4baf9590815efe9a4433
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 4, Pp 63-68 (2024)
The existing mine image denoising algorithms have limited effectiveness in removing complex noise, and their processing speed cannot meet the requirements of real-time monitoring. In order to solve the above problems, a mine image denoising algorithm
Externí odkaz:
https://doaj.org/article/403226fa8672488486aa2b4294f01c69
Akademický článek
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Publikováno v:
IEEE Access, Vol 12, Pp 48165-48173 (2024)
The proposed research study investigates the relationship between Bone Mineral Density (BMD) values extracted from computed tomography (CT) scans, with a primary focus on their significance in vertebral segmentation. The study includes 25 subjects sp
Externí odkaz:
https://doaj.org/article/04404592397242d3a5e076da62c565d4
Autor:
Marcin Makowski, Edward W. Piotrowski
Publikováno v:
Entropy, Vol 26, Iss 11, p 913 (2024)
The concept of risk is fundamental in various scientific fields, including physics, biology and engineering, and is crucial for the study of complex systems, especially financial markets. In our research, we introduce a novel risk model that has a na
Externí odkaz:
https://doaj.org/article/329a34d78a0c48569312d492b2dcc3b7
Autor:
Gyeongha Hwang, Sunghwan Moon
Publikováno v:
AIMS Mathematics, Vol 8, Iss 12, Pp 31258-31267 (2023)
The applications of spherical Radon transforms include synthetic aperture radar, sonar tomography, and medical imaging modalities. A spherical Radon transform maps a function to its integrals over a family of spheres. Recently, several types of incom
Externí odkaz:
https://doaj.org/article/2b097faf48c1468781bae9a4f24bc815
Autor:
Mattie Ji
Publikováno v:
Mathematics, Vol 12, Iss 15, p 2339 (2024)
The Euler characteristic transform (ECT) is an integral transform used widely in topological data analysis. Previous efforts by Curry et al. and Ghrist et al. have independently shown that the ECT is injective on all compact definable sets. In this w
Externí odkaz:
https://doaj.org/article/824e2c69bb304108a7473cdc34b1e0d8
Publikováno v:
Results in Control and Optimization, Vol 14, Iss , Pp 100382- (2024)
The development of cyber-physical systems entails the growth and diversity of malware, which increases the scale of cybersecurity threats. Attackers use malicious software to compromise various components of cyber-physical systems. Existing technolog
Externí odkaz:
https://doaj.org/article/55b23a70e36544bca8b1678ebf582b04