Review_final exam ECE 253|all you need

Final Exam. Review ECE 253 Cheolhong An Topics of final examination • The final exam will be held at LEDDN AUD on Dec 10th, 2018 from 3:00pm-5:59pm • The final exam is closed book and notes. • Bring an examination blue book (you can buy from UCSD bookstore), pencils and a calculator for the final exam 1. Relation an object size and the Nyquist sampling period 2. Spatial frequency and 2D-DFT of an image 3. Gradient of an image 4. Histogram Equalization 2 FOV vs Object detection size 3 b1 b2 t1 t2 • h1 : object size of a world • h2 : object size of a sensor corresponding to h1 • Working distance (w) • focal length (f) h1 h2 Nyquist frequency: Aliasing • Cycles per pixel Nyquist frequency is always 0.5 cycle per pixel 4 Shortest feature period Highest frequency of an image Sampling period 5 Sampling period (d) Which condition is correct? Image Recognition 6 Reflection (light source) Image Intensity Difference (ΔI) Contrast Sensitivity