Computer Vision: 4. Image Frequency
Fourier Transform Fourier Series Sine/cosine and circle Convolution Theorem
Sep 19, 20221 min read29
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#computer-vision
Articles tagged with #computer-vision
Computer Vision: 3. Images
3.1 Image Resizing image if we throw away even rows and columns -> losing informations Camera image as a function f(x,y) : position to light cameras cannot measure continuous space Sub-sampling camera aliasing; dropping the rest of the rows and ...
Sep 14, 20222 min read8Computer Vision: 2. Perception
2.1 Properties of Light Light is an electromagnetic radiation (EMR) λ: wavelength Plenoptic Function R(X, Y, Z, θ, Φ, λ, t) 3 position, 2 angle, strength, time The Light Field R(u, v, s, t) where light captured between two plane (u, v) and (s...
Sep 7, 20223 min read8Computer Vision: Intro
Textbook Computer Vision: Algorithms and Applications, 2nd ed. / Richard Szeliski What is Computer Vision? Simulating human eyes What do computers see? pixels with int value Human perception sees illusions Computer Vision Techniques Image cl...
Sep 5, 20221 min read4