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Sumario Resumen Analisis Digital de Imagenes
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Resumen Analisis Digital de Imagenes - 2022
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¿Para que usamos el analisis digital de imagenes?Para obtener informacion utiles de imagenes
- Mejor definicion de areas contrastntes
- Mejor preicison y exactitud en mediciones
- Reproducibilidad de resultados
- MAyor rendimientos que los metodos manuales
input: imagen
output: numero
Realce de imagenes - Que es
Manipula la informacion resaltando caracteristicas de interes y atenuamos detalles irrelevantes
input: imagen
output: numero
Sensibilidad de humanos en imagenes
Diferencias de contrastes: Tendemos a sobreestimar la cantidad o medida de un objeto si
hay alto contraste
Cambios de perspectivas y profundidad
Orientacion de la luz: El ser humano esta adaptado a ver la luz viniendo desde arriba
Pasos para analisis digital de imagenes
1. Adquisición de imagenes
2. Procesamineto de iamgenes
3. MEdicion de regiones de interes
4. Analisis de los datos
5. Reporte de los resultados
Adquisición de imagenes
ES el paso mas importante
Tener la configuración necesaria la toma de imagens
Maximizar cosntrate y rango dinamico
Reducir ruido (variaciones en itnensidad de los pixeles) y artifacts
, Rango dinamico - ¿Que es?
DIferencia tonal entre la parte mas clara y mas ocura de una imagen. Cuanto mas alto sea el
rango dinamico, se pueden potencialmente presentar mas matices
No necesariametne implica que la imagen sea mejor
Rango dinamico vs contraste
Ruido en frecuencia
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