1 / 9
Télécharger la présentation

Histogram Equalization

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Histogram Equalization Adviser ：葉家宏 老師Presenter ：邱怡雯 Date:2011/03/28

  2. Outline • Introduction • Results • Global histogram equalization • Local histogram equalization • Conclusions

  3. Introduction Step 1: Find histogram of input image Step 2: Calculate the CDF of each gray level value Step 3: Mapping to new gray level table

  4. Results • Global histogram equalization

  5. Results

  6. Results • Global histogram equalization

  7. Results • Local histogram equalization

  8. Results • Local histogram equalization

  9. Conclusions • Histogram equalization can increase the contrast of many images

More Related