Zobrazeno 1 - 10
of 228
pro vyhledávání: '"Volodymyr Ponomaryov"'
Autor:
Clara Cruz-Ramos, Oscar García-Avila, Jose-Agustin Almaraz-Damian, Volodymyr Ponomaryov, Rogelio Reyes-Reyes, Sergiy Sadovnychiy
Publikováno v:
Entropy, Vol 25, Iss 7, p 991 (2023)
Breast cancer is a disease that affects women in different countries around the world. The real cause of breast cancer is particularly challenging to determine, and early detection of the disease is necessary for reducing the death rate, due to the h
Externí odkaz:
https://doaj.org/article/f87e8675f0164d8a8698cd5908605110
Publikováno v:
Cancers, Vol 15, Iss 13, p 3376 (2023)
Leukemia is a significant health challenge, with high incidence and mortality rates. Computer-aided diagnosis (CAD) has emerged as a promising approach. However, deep-learning methods suffer from the “black box problem”, leading to unreliable dia
Externí odkaz:
https://doaj.org/article/1d6dc6dad9c34e4593ed33543084291d
Autor:
Rogelio Reyes-Reyes, Gibran H. Aranda-Bojorges, Beatriz P. Garcia-Salgado, Volodymyr Ponomaryov, Clara Cruz-Ramos, Sergiy Sadovnychiy
Publikováno v:
Sensors, Vol 22, Iss 14, p 5113 (2022)
This work proposes a novel scheme for speckle suppression on medical images acquired by ultrasound sensors. The proposed method is based on the block matching procedure by using mutual information as a similarity measure in grouping patches in a clus
Externí odkaz:
https://doaj.org/article/3ab274e96a50431898d1accf46082f4a
Autor:
Clara Cruz-Ramos, Beatriz P. Garcia-Salgado, Rogelio Reyes-Reyes, Volodymyr Ponomaryov, Sergiy Sadovnychiy
Publikováno v:
Remote Sensing, Vol 13, Iss 15, p 2914 (2021)
The principles of the transform stage of the extract, transform and load (ETL) process can be applied to index the data in functional structures for the decision-making inherent in an urban remote sensing application. This work proposes a method that
Externí odkaz:
https://doaj.org/article/522dcfe5d46d4d98bfa97f7b61fa6123
Autor:
Rogelio Reyes-Reyes, Clara Cruz-Ramos, Volodymyr Ponomaryov, Beatriz P. Garcia-Salgado, Javier Molina-Garcia
Publikováno v:
Applied Sciences, Vol 11, Iss 7, p 3187 (2021)
In this paper, a fragile watermarking scheme for color image authentication and self-recovery with high tampering rates is proposed. The original image is sub-sampled and divided into non-overlapping blocks, where a watermark used for recovery purpos
Externí odkaz:
https://doaj.org/article/835ff57dfdaa496b9754a6dec0d478de
Autor:
Jose-Agustin Almaraz-Damian, Volodymyr Ponomaryov, Sergiy Sadovnychiy, Heydy Castillejos-Fernandez
Publikováno v:
Entropy, Vol 22, Iss 4, p 484 (2020)
In this paper, a new Computer-Aided Detection (CAD) system for the detection and classification of dangerous skin lesions (melanoma type) is presented, through a fusion of handcraft features related to the medical algorithm ABCD rule (Asymmetry Borde
Externí odkaz:
https://doaj.org/article/7947e69b7a724f9aaf3b32e5ebfdf08c
Autor:
Enrique Escamilla Hemández, Víctor Kravchenko, Volodymyr Ponomaryov, Gonzalo Duchen Sánchez, David Hernández Sánchez
Publikováno v:
Revista Facultad de Ingeniería Universidad de Antioquia, Iss 55, Pp 134-143 (2010)
El presente artículo muestra la puesta en práctica de hardware para realizar el procesamiento en tiempo real de la señal de radar usando una técnica simple, rápida basada en arquitectura de FPGA (Field Programmable Gate Array). El proceso incluy
Externí odkaz:
https://doaj.org/article/bbf4b0bb8bc64515bb453004865b9373
Publikováno v:
Revista Facultad de Ingeniería Universidad de Antioquia, Iss 56, Pp 111-121 (2010)
En este artículo, se propone un método novedoso que permite generar secuencias de video en 3D usando secuencias de video reales en 2D. La reconstrucción de la secuencia de video en 3D se realiza usando el cálculo del mapa de profundidad y la sín
Externí odkaz:
https://doaj.org/article/47830d9e1aa34723ace77ae7d981c71a
Autor:
Enrique Escamilla Hernández, Víctor Kravchenko, Volodymyr Ponomaryov, Gonzalo Duchen Sánchez, David Hernández Sánchez
Publikováno v:
Revista Facultad de Ingeniería Universidad de Antioquia, Iss 55 (2013)
We present the hardware implementation of radar real time processing procedures using a simple, fast technique based on FPGA (Field Programmable Gate Array) architecture. This processing includes different window procedures during pulse compression i
Externí odkaz:
https://doaj.org/article/5554ffac7caa4a0c9951415bb450fffe
Publikováno v:
Revista Facultad de Ingeniería Universidad de Antioquia, Iss 56 (2013)
In this paper, a novel method that permits to generate 3D video sequences using 2D real-life sequences is proposed. Reconstruction of 3D video sequence is realized using depth map computation and anaglyph synthesis. The depth map is formed employing
Externí odkaz:
https://doaj.org/article/be2c5f04eb7f4538a5ef1d00ad679d24