Mostrando 9 resultados de: 9
Filtros aplicados
Área temáticas
Física aplicada(5)
Luz y radiaciones afines(4)
Electricidad y electrónica(2)
Ingeniería y operaciones afines(2)
Instrumentos de precisión y otros dispositivos(2)
Brain's tumor image processing using shearlet transform
Conference ObjectAbstract: Brain tumor detection is well known research area for medical and computer scientists. In last decadPalabras claves:brain tumor detection, edge detection, image analysis, Medical Imaging, shearlet transformAutores:Cadena F., Korneeva A., Kruglyakov A., Legalov A., Luis Cadena, Nikolai D. Espinosa, Romanenko A., Zotin A.Fuentes:scopusDetermination of mean square deviation of surface roughness in a planar gradient optical waveguide
Conference ObjectAbstract: Determining the mean square deviation σ of surface roughness and the imaginary part of permittivityPalabras claves:Mean square deviation, surface roughnessAutores:Christian N. Vega, Danny Sotomayor, Darwin L. Aguilar, Jesus Vila, Luis Cadena, Nikolai D. Espinosa, Osovitsky A., Paola LeónFuentes:scopusDetermination of rough microstructures on the surface of metals using the light scattering method in waveguides
Conference ObjectAbstract: In this paper, we present the main results for the theoretical, numerical and experimental analysisPalabras claves:Autores:Christian N. Vega, J. Álvarez, Jesus Vila, Nikolai D. Espinosa, Paola LeónFuentes:scopusContour detect in the medical image by shearlet transform
Conference ObjectAbstract: Contour detect in the urology medical image. The investigation algorithm FFST revealed that the contPalabras claves:Contour detect, medical image processing, shearlet transformAutores:Cadena F., Luis Cadena, Nikolai D. Espinosa, Ramiro Ríos, Romanenko A., Simonov K.Fuentes:scopusNew method for analysis of planar optical waveguide with arbitrary distribution of dielectric constant profile
ArticleAbstract: A new method is proposed for the analysis of singlemodes and multimodes planar gradient waveguides,Palabras claves:Autores:Cuesta M., Jesus Vila, Nikolai D. EspinosaFuentes:scopusNoise removal of the x-ray medical image using fast spatial filters and GPU
Conference ObjectAbstract: Medical images are corrupted by different types of noises caused by the equipment itself. It is veryPalabras claves:average fast filter, Gaussian fast filter, GPU, median fast filter, medical image, Parallel programmingAutores:Cadena F., Luis Cadena, Nikolai D. Espinosa, Zotin A.Fuentes:scopusOn modal analysis of coupled non-identical optical gradient waveguides
Conference ObjectAbstract: We develop the analysis of a structure formed by two planar gradient optical waveguides coupled intoPalabras claves:Alpha-k method, Coupled waveguides, Non identicalAutores:Christian N. Vega, Nikolai D. Espinosa, Paola León, Tatiana E. Acosta, TATIANA ELIZABETH ACOSTA PEREZ, Vila M. J.A., WILMER MARCELO URBINA GAMBOAFuentes:googlescopusMeasurement of the roughness of smooth glass surfaces using method of planar gradients optical waveguides
Conference ObjectAbstract: The results of measurements of surface roughness of fluorine-containing glasses are presented usingPalabras claves:Measurements of surface roughness, optical glass waveguide layer dampingAutores:Christian N. Vega, J. Álvarez, Nikolai D. Espinosa, Osovitsky A.Fuentes:scopusInverse problem of bragg's scattering for measuring the spectrum surface roughness in the optical gradient waveguide
Conference ObjectAbstract: A new method for measuring the spectrum of surface roughness based on Bragg scattering, is proposed.Palabras claves:Mean square deviation, surface roughnessAutores:Christian N. Vega, Grishaeva N., J. Alvarez, Luis Cadena, Nikolai D. Espinosa, Osovitsky A.Fuentes:scopus