- Category:
- Special Effects
- Tags:
-
- File Size:
- 191kb
- Update:
- 2019-04-08
- Downloads:
- 0 Times
- Uploaded by:
- 王南北
Description: Fourier transform, discrete cosine transform and Hadamard transform are applied to Lena image. In the frequency domain, the spectrum of their transformed coefficient matrix is compared. Furthermore, the quality of image reconstruction under different transformations is observed by inverse transformation.
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File list (Check if you may need any files):
| Filename | Size | Date |
|---|
| experiment1.m | 2632 | 2018-05-12
|
| lena.tif | 264590 | 2017-10-09
|
| PSNR_cal.m | 331 | 2018-05-12 |
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