Experiments

Gray Image filtering by the Ridgelet Transform:

• Line segment detection by the ridgelet transform

• Spectrogram filtering by the ridgelet transform

Gray Image filtering by the Curvelet Transform:

• Line segment detection by the wavelet and the curvelet transform

• Simulation with the classical Lena image

• Simulation with a finger print image

• Simulation with a brain image

Color Image filtering by the Curvelet Transform:

• Simulation with the classical Lena image

• Simulation with the Barbara image

Combined Filtering Method:

• Simulation with the classical Lena image

• Simulation: decomposition on the curvelet transform + a trous wavelet transform

• Galaxy NGC2997: decomposition on a ridgelet transform + a trous wavelet transform

• Gravitational arc A370 (HST data): decomposition on the curvelet transform + ridgelet transform + a trous wavelet transform

• Galaxy SBS 0335-052 (Gemini data, 10 micron): decomposition on the curvelet transform + ridgelet transform + a trous wavelet transform

• Galaxy SBS 0335-052 (Gemini data, 20 micron): decomposition on the curvelet transform + ridgelet transform + a trous wavelet transform

Contrast Enhancement by the Curvelet Transform

• Saturn image.

• Kodak image (gray image) of the day 14/05/01.

• Kodak image (color image) of the day 14/05/01.

• Kodak image (color image) of the day 11/12/01.

• Satallite image.

• Opthalmic gray image .

• Comparison between PDE and Wavelets for color image restoration.