Slide 1 Ted Adelson’s checkerboard illusion Slide 2 Motion illusion, rotating snakes Slide 3 Slides from Alexei Efros, Fei Fei Li, Steve Marschner, and others Sampling…

Slide 1 Gaussian Pyramid Slides from Alexei Efros Slide 2 Good sampling: Sample often or, Sample wisely Bad sampling: see aliasing in action! Sampling Slide 3 Gaussian pre-filtering…

Slide 1 Edges and Scale Today’s reading Cipolla & Gee on edge detection (available online)Cipolla & Gee on edge detection Szeliski 3.4.1 – 3.4.2 From Sandlot…

Slide 1 Lecture 4: Image Resampling CS4670: Computer Vision Noah Snavely Slide 2 Announcements Project 1 assigned today 9/3 – Part 1 due in one week (9/10), turnin via…

Slide 1 Lecture 3: Image Resampling CS4670: Computer Vision Noah Snavely Nearest-neighbor interpolation Input image 3x upsample hq3x interpolation (ZSNES) http://en.wikipedia.org/wiki/Hqxhttp://en.wikipedia.org/wiki/Hqx…

Slide 1 Image Pyramids and Blending 15-463: Computational Photography Alexei Efros, CMU, Fall 2005 © Kenneth Kwan Slide 2 Image Pyramids Known as a Gaussian Pyramid [Burt…

Slide 1 Image Pyramids and Blending Slides Modified from Alexei Efros, CMU, © Kenneth Kwan Slide 2 Image Pyramids Known as a Gaussian Pyramid [Burt and Adelson, 1983] In…

Slide 1 Computer Vision Spring 2012 15-385,-685 Instructor: S. Narasimhan Wean 5409 T-R 10:30am – 11:50am Slide 2 Image Resampling and Pyramids Lecture #8 Slide 3 Image…