Zobrazeno 1 - 10
of 98
pro vyhledávání: '"Sergio Ledesma"'
Autor:
Emmanuel Ovalle-Magallanes, Noe G. Aldana-Murillo, Juan Gabriel Avina-Cervantes, Jose Ruiz-Pinales, Jonathan Cepeda-Negrete, Sergio Ledesma
Publikováno v:
IEEE Access, Vol 9, Pp 6868-6877 (2021)
Autonomous robot visual navigation is a fundamental locomotion task based on extracting relevant features from images taken from the surrounded environment to control an independent displacement. In the navigation, the use of a known visual map helps
Externí odkaz:
https://doaj.org/article/07c11436d0154ba587b7e75a09ed4906
Autor:
Sergio Ledesma, Dora-Luz Almanza-Ojeda, Mario-Alberto Ibarra-Manzano, Eduardo Cabal Yepez, Juan Gabriel Avina-Cervantes, Pascal Fallavollita
Publikováno v:
IEEE Access, Vol 8, Pp 156530-156538 (2020)
In this work, we propose an artificial neural network topology to estimate the derivative of a function. This topology is called a differential neural network because it allows the estimation of the derivative of any of the network outputs with respe
Externí odkaz:
https://doaj.org/article/eff82d3676364d4fb16a36018ed58f90
Autor:
Sergio Ledesma, Mario-Alberto Ibarra-Manzano, Dora-Luz Almanza-Ojeda, Pascal Fallavollita, Jason Steffener
Publikováno v:
Frontiers in Artificial Intelligence, Vol 4 (2021)
In this study, Artificial Intelligence was used to analyze a dataset containing the cortical thickness from 1,100 healthy individuals. This dataset had the cortical thickness from 31 regions in the left hemisphere of the brain as well as from 31 regi
Externí odkaz:
https://doaj.org/article/da3ddbc1062f4b2d9ca2e6fb32754afa
Publikováno v:
Journal of Systemics, Cybernetics and Informatics, Vol 17, Iss 4, Pp 46-49 (2019)
The output power of Photovoltaic (PV) arrays presents a nonlinear behavior. Its maximum power point varies with the cell's temperature and solar radiation. It is due to this situation that Maximum Power Point Tracking (MPPT) methods have been propose
Externí odkaz:
https://doaj.org/article/6781dc0787074e7ebd9030e2e3b65cae
Autor:
Sergio Ledesma, Mario-Alberto Ibarra-Manzano, Eduardo Cabal-Yepez, Dora-Luz Almanza-Ojeda, Pascal Fallavollita
Publikováno v:
IEEE Access, Vol 7, Pp 79934-79943 (2019)
The sharpness of an image depends on the spatial frequency response of the photographic imaging system and the sensor characteristics. In conventional digital cameras, only those objects within a distance range are in focus, while other objects are c
Externí odkaz:
https://doaj.org/article/aa950b338f984a199353f4b484eb1c44
Autor:
Jose L. Contreras-Hernandez, Dora L. Almanza-Ojeda, Sergio Ledesma, Arturo Garcia-Perez, Rogelio Castro-Sanchez, Miguel A. Gomez-Martinez, Mario A. Ibarra-Manzano
Publikováno v:
Sensors, Vol 22, Iss 7, p 2622 (2022)
Multiple fault identification in induction motors is essential in industrial processes due to the high costs that unexpected failures can cause. In real cases, the motor could present multiple faults, influencing systems that classify isolated failur
Externí odkaz:
https://doaj.org/article/0ab33ec10bf5481190e71f6bdd4dce71
Autor:
Juan Manuel Belman-Flores, David Alejandro Rodríguez-Valderrama, Sergio Ledesma, Juan José García-Pabón, Donato Hernández, Diana Marcela Pardo-Cely
Publikováno v:
Applied Sciences, Vol 12, Iss 3, p 1302 (2022)
The use of fuzzy logic controllers in refrigeration and air conditioning systems, RACs, has as main objective to maintain certain thermal and comfort conditions. In this sense, fuzzy controllers have proven to be a viable option for use in RACs due t
Externí odkaz:
https://doaj.org/article/3f2f362cc264498e86f78d0691ad18c5
Autor:
Sergio Ledesma, Mario-Alberto Ibarra-Manzano, Eduardo Cabal-Yepez, Dora-Luz Almanza-Ojeda, Juan-Gabriel Avina-Cervantes
Publikováno v:
IEEE Access, Vol 6, Pp 45062-45070 (2018)
In supervised learning, a machine learning system requires a data set. In occasions, however, the data set may have learning conflicts that may drastically affect the performance of the learning system. This paper presents a method to analyze the lea
Externí odkaz:
https://doaj.org/article/8f9d35fcfce9486996ddeffd0da35a67
Autor:
Sergio Ledesma, Juan Manuel Belman-Flores, Eduardo Cabal-Yepez, Arturo Morales-Fuentes, Jorge Arturo Alfaro-Ayala, Mario-Alberto Ibarra-Manzano
Publikováno v:
IEEE Access, Vol 6, Pp 68882-68891 (2018)
In this paper, a domestic refrigerator was tested to determine the power consumption for different positions of the shelves. The main contribution of this paper is the application of several strategies to analyze and model the power consumption of a
Externí odkaz:
https://doaj.org/article/adf09cc761ee461bace3ae9fdec9bd1a
Autor:
Roberto Garcia-Guzman, Yair A. Andrade-Ambriz, Mario-Alberto Ibarra-Manzano, Sergio Ledesma, Juan Carlos Gomez, Dora-Luz Almanza-Ojeda
Publikováno v:
Applied Sciences, Vol 10, Iss 17, p 5957 (2020)
Category suggestions or recommendations for customers or users have become an essential feature for commerce or leisure websites. This is a growing topic that follows users’ activity in social networks generating a huge quantity of information abou
Externí odkaz:
https://doaj.org/article/5f0a889be1834521a57ead68c76c3d56