Övningar
Sample speech files (PCM 8 kHz, 16 bits).
Sample images (*.bmp files).
Problems
Solutions (The hard copies of the solutions are available from lecturer!!! )
MATLAB programs for undergraduate students
Optimal nonuniform quantizer for the Gaussian variable
The autocorrelation method and the Levinson-Durbin procedure
Interpolation of the decimated components
Uniform variable rate quantizer(rounding off type)
The main program (YUV to BMP, decimation, DCT, quantization, IDCT, interpolation)
The main program for 1-D wavelet decomposition and reconstruction
1-D wavelet decomposition and reconstruction
The main program for 2-D wavelet decomposition and reconstruction
2-D wavelet decomposition and reconstruction
1-D wavelet decomposition of column
1-D wavelet decomposition of row
1-D wavelet reconstruction of column
1-D wavelet reconstruction of row
The main program for hierarchical decomposition and reconstruction of image (orthogonal filters)
Hierarchical decomposition and reconstruction of image (orthogonal filters)
2-D decomposition of image (orthogonal filters)
1-D decomposition of column (orthogonal filters)
The main program for wavelet decomposition + quantization + reconstruction (orthogonal filters)
Wavelet decomposition + quantization + reconstruction (orthogonal filters, Y component)
Wavelet decomposition + quantization + reconstruction (orthogonal filters, U,V components)
Coefficients of the orthogonal and biorthogonal filters
Main program for wavelet decomposition using biorthogonal filters
Wavelet decomposition using biorthogonal filters+quantization +coding+reconstruction (Y component)
Wavelet decomposition using biorthogonal filters
Wavelet decomposition of row by biorthogonal filters
Wavelet decomposition of column by biorthogonal filters
Reconstruction (biorthogonal filters)
Reconstruction of row (biorthogonal filters)
Reconstruction of column(biorthogonal filters)
Main program (BMP to YUV transform, decimation, jpeg-like coding, expansion, YUV to BMP transform)
Zigzag ordering for 8x8 block of DCT coefficients
Program for finding pitch period of the speech frame
Main program for finding LSPs for the filter of order 4
Program for finding roots of the polynomial
Program for reconstructing polynomial from its roots
Program for finding rate-distortion functions by using the Blahut algorithm