Dede Riley Intelligent_Resizing

Dede Riley Intelligent_Resizing - 9/28/2011 1 of 29...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
9/28/2011 1 INTELLIGENT IMAGE RESIZING Introduction Definition Intelligent Image Resizing Problem Goal Methods Seam Carving Bi-Directional Warping Optimized Scale-and-Stretch Automatic Image Retargeting Application Conclusion 1 of 29 Conclusion Application Methods Definition Introduction Definition Intelligent Image Resizing Resize Aspect ratio with content aware algorithms, emphasizing target areas of importance Eliminates areas of low importance Removes/Adds Pixels – Discrete Retargeting [Rubinstein et al., 2010] Warps/distorts regions – Continuous Retargeting 2 of 29 Original Discrete Continuous Image Source: Wang et al., 2008. Conclusion Application Methods Definition Introduction Definition 3 of 29 Conclusion Application Methods Definition Introduction Problem New technology and New challenges on digital media Found alternative solutions for web/design layouts Images/video remained constrained Image Source: http://randal cole.com/iPrint.aspx
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
9/28/2011 2 Definition Problem Original Cropping Scaling Image Source: http://www.flickr.com/photos/chaddkh/ 4 of 29 Conclusion Application Methods Definition Introduction Cropping or scaling an image with a single important object works quite well. Image Source: http://www.flickr.com/photos/chaddkh/ 5 of 29 Resizing an image with multiple objects poses a problem Source: http://en.wikipedia.org/wiki/File:Youth-soccer- indiana.jpg 6 of 29 Cropping wont work because important objects may be lost Scaling the image will cause important features to get distorted or too small to be clearly identified Source: http://en.wikipedia.org/wiki/File:Youth-soccer-indiana.jpg 7 of 29
Background image of page 2
9/28/2011 3 Unimportant features in the image may waste valuable space Source: http://www.redbubble.com/people/hannes1/art/3686454-two-birds 8 of 29 Definition Goal Adapt to new technology (TVs, Computer Monitors, Tablets, Mobile phones, etc.) Maximize areas of importance Aspect ratio of devices 9 of 29 Conclusion Application Methods Definition Introduction Image Source: http://paircast.com/ Methods Seam Carving Seams of low importance Monotonic Left to right/top to bottom
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/19/2012 for the course CGT 101 taught by Professor Mohler,j during the Fall '08 term at Purdue University-West Lafayette.

Page1 / 8

Dede Riley Intelligent_Resizing - 9/28/2011 1 of 29...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online