Zobrazeno 1 - 10
of 101
pro vyhledávání: '"Raúl Cruz Barbosa"'
Publikováno v:
Revista Electrónica de Investigación Educativa, Vol 23, Pp 1-15 (2021)
This paper applies educational data mining algorithms to present an analysis of the most relevant characteristics of potential dropout students. The study used a dataset of 10,635 instances, acquired between 2014 and 2019 from 53 bachelor’s degree
Externí odkaz:
https://doaj.org/article/347febc6a22f47ab956248926385f4a1
Autor:
Saiveth Hernández Hernández, David Ruíz García, Arturo Téllez Velázquez, Héctor Javier Vásquez Enríquez, Raúl Cruz Barbosa
Publikováno v:
Tecnología Educativa Revista CONAIC. 7:66-71
En este trabajo se presenta un enfoque de reconocimiento de glaucoma donde la aportación principal es un criterio de selección de características basado en la sensibilidad. El sistema utiliza el conjunto de datos público RIMONE-r3, del cual utili
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6f77dee38ad50b5e997951e461005472
https://doi.org/10.32671/terc.v7i1.18
https://doi.org/10.32671/terc.v7i1.18
Autor:
Raúl Cruz Barbosa, Saiveth Hernández Hernández, Carlos Hernández Montellano, Mariela Itzel Miguel Sánchez, Rosebet Miranda Luna
Publikováno v:
Tecnología Educativa Revista CONAIC. 7:72-77
En este artículo se presenta una metodología para la segmentación de disco óptico de imágenes del fondo de la retina, donde la aportación principal reside en el preprocesamiento de las imágenes. El modelo se divide en dos fases. En la primera
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e9633dbbe4c89297c26a786aa46175f8
https://doi.org/10.32671/terc.v7i1.19
https://doi.org/10.32671/terc.v7i1.19
Publikováno v:
Medical & Biological Engineering & Computing. 58:2475-2495
In this paper, we propose four variants of the Markov random field model by using constrained clustering for breast mass segmentation. These variants were tested with a set of images extracted from a public database. The obtained results have shown t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ab83bda9b0e4f8eae2d483737ec55628
https://doi.org/10.1007/s11517-020-02221-w
https://doi.org/10.1007/s11517-020-02221-w
Publikováno v:
Molecules, Vol 23, Iss 3, p 690 (2018)
G protein-coupled receptors (GPCRs) are integral cell membrane proteins of relevance for pharmacology. The complete tertiary structure including both extracellular and transmembrane domains has not been determined for any member of class C GPCRs. An
Externí odkaz:
https://doaj.org/article/3ca032bb4e5b433296118f8c711e7ba5
Publikováno v:
Scientific Programming, Vol 2021 (2021)
Given the high algorithmic complexity of applied-to-images Fast Fourier Transforms (FFT), computational-resource-usage efficiency has been a challenge in several engineering fields. Accelerator devices such as Graphics Processing Units are very attra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5e731a931793453beeccc13a9469899d
Publikováno v:
Redined, Red de Información Educativa
Ministerio de Educación, Cultura y Deporte (MECD)
Ministerio de Educación, Cultura y Deporte (MECD)
Título, resumen y palabras clave en español e inglés Resumen basado en el de la publicación Disponible la versión en inglés El uso de técnicas de minería de datos educativa cobra gran relevancia al aplicarlas en la predicción del desempeño,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9dc2d08194f738d7d59cc4bd69d6e36e
https://hdl.handle.net/11162/200732
https://hdl.handle.net/11162/200732
Autor:
Arturo Téllez-Velázquez, Raúl Cruz-Barbosa, Eduardo A. Garza-Villareal, Jorge J. González-Olvera
Publikováno v:
Research in Computing Science. 136:99-107
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::995e9027e6674e4b2dd1a2fd45a11d1e
https://doi.org/10.13053/rcs-136-1-8
https://doi.org/10.13053/rcs-136-1-8
Autor:
Esther Lugo-González, Raúl Cruz-Barbosa, Luis A. Villa-Vargas, Imre J. Rudas, Herón Molina-Lozano, Arturo Téllez-Velázquez, Ildar Z. Batyrshin
Publikováno v:
International Journal of Fuzzy Systems. 20:318-338
This paper presents an optimization strategy for interval type-2 fuzzy systems by using the conjunction operation called the (p)-monotone sum of t-norms. A direct-current servomotor control system is implemented to test the performance of the type-1,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f83a9d0735484aafd1e0849038c79e9c
https://doi.org/10.1007/s40815-017-0307-0
https://doi.org/10.1007/s40815-017-0307-0
Publikováno v:
Molecules, Vol 23, Iss 3, p 690 (2018)
Molecules : A Journal of Synthetic Chemistry and Natural Product Chemistry
Molecules; Volume 23; Issue 3; Pages: 690
Dipòsit Digital de Documents de la UAB
Universitat Autònoma de Barcelona
Molecules : A Journal of Synthetic Chemistry and Natural Product Chemistry
Molecules; Volume 23; Issue 3; Pages: 690
Dipòsit Digital de Documents de la UAB
Universitat Autònoma de Barcelona
Altres ajuts: This work was partially supported by the Mexican National Council for Science and Technology (Consejo Nacional de Ciencia y Tecnología (CONACyT)), under the Catedra Program Number 1170. G protein-coupled receptors (GPCRs) are integral
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e84a533fd437a7fe1e07be6fb2551793
http://www.mdpi.com/1420-3049/23/3/690
http://www.mdpi.com/1420-3049/23/3/690