'Wrong signal image' diaporamas de présentation

CPSC 641 Computer Graphics: Fourier Transform

CPSC 641 Computer Graphics: Fourier Transform. Jinxiang Chai. Image Scaling. This image is too big to fit on the screen. How can we reduce it? How to generate a half- sized version?. Image Sub-sampling. 1/8. 1/4. Throw away every other row and column to create a 1/2 size image

949 views • 69 slides

Convolution, Edge Detection, Sampling

Convolution, Edge Detection, Sampling. 15-463: Computational Photography Alexei Efros, CMU, Fall 2006. Some slides from Steve Seitz. Fourier spectrum. Fun and games with spectra. Gaussian filtering. A Gaussian kernel gives less weight to pixels further from the center of the window

347 views • 34 slides

Image Resampling

420 views • 31 slides

Image Sampling

Image Sampling. Moire patterns - http://www.sandlotscience.com/Moire/Moire_frm.htm. Announcements. Photoshop help sessions for project 1 12-1, Wednesday, Sieg 322. Image Scaling. This image is too big to fit on the screen. How can we reduce it? How to generate a half-

432 views • 23 slides

Announcements

Announcements. Project 1 Sign up for your demo slot! http://www.cs.washington.edu/htbin-post/admin/preserve.cgi/www/education/reserve/cse455/demo1. Image Sampling. Moire patterns - http://www.sandlotscience.com/Moire/Circular_3_Moire.htm. Image Scaling. This image is too big to

197 views • 19 slides

Image Sampling

Image Sampling. CSEP 576 Ali Farhadi. Many slides from Steve Seitz and Larry Zitnick. Image Sampling. F ( ) = . F ( ) = . Image Scaling. This image is too big to fit on the screen. How can we reduce it? How to generate a half- sized version?. Image sub-sampling. 1/8. 1/4.

304 views • 15 slides