Семестр 1 лекция 2 - проективная геометрия.pptx
- Количество слайдов: 109
Введение в техническое зрение
Проективная геометрия и модели камеры
Изображение – отображение сцены на плоскости
Figure by David Forsyth
Slide from Efros, Photo from Criminisi
Соотнесение множества видов
Распознавание объектов (CVPR 2006)
Дополненная реальность (SIGGRAPH 2007)
Slide by Steve Seitz
Slide by Steve Seitz
Adding a lens
Focal length, aperture, depth of field
Depth of field
Shrinking the aperture Slide by Steve Seitz
Shrinking the aperture Slide by Steve Seitz
Capturing Light… in man and machine
Image Formation
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
A photon’s life choices
Lambertian Reflectance
Обратная трассировка лучей
Digital camera Slide by Steve Seitz
Sensor Array
Sampling and Quantization
Interlace vs. progressive scan http: //www. axis. com/products/video/camera/progressive_scan. htm Slide by Steve Seitz
Progressive scan http: //www. axis. com/products/video/camera/progressive_scan. htm Slide by Steve Seitz
Interlace http: //www. axis. com/products/video/camera/progressive_scan. htm Slide by Steve Seitz
Rolling Shutter
The Eye Slide by Steve Seitz
The Retina
What humans don’t have: tapetum lucidum
Rod / Cone sensitivity
Eye Movements
Electromagnetic Spectrum
Impossible Colors
Tetrachromatism
More Spectra
Slide by Steve Seitz
Color Image
Images in Matlab
Color spaces
Color spaces: RGB Image from: http: //en. wikipedia. org/wiki/File: RGB_color_solid_cube. png
Color spaces: HSV
Color spaces: YCb. Cr
Color spaces: L*a*b*
Most information in intensity
Most information in intensity
Most information in intensity
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