Multispectral Color System with an Encoding Format Compatible to the Conventional Tristimulus Model. - Thomas Keusen; Werner Praefcke (CIC, 1995)

Optimized Basis Functions for Coding Reflectance Spectra Minimizing the Visual Color Difference. - Werner Praefcke; Thomas Keusen (CIC, 1995)

Illuminant-independent compression of color images. - Werner Praefcke; Frank Müller 002; Klaus Illgner (Color Imaging: Device-Independent Color, Color Hard Copy, and Graphic Arts, 1996)

Coding of reflectance spectra using cross-illumination color prediction. - Werner Praefcke; Stephan F. Simon (Color Imaging: Device-Independent Color, Color Hard Copy, and Graphic Arts, 1997)

Analysis-synthesis transforms versus orthogonal transforms for coding reflectance spectra. - Werner Praefcke (CIC, 1997)

Calculation of best CMY basis functions. - Werner Praefcke (Color Imaging: Device-Independent Color, Color Hardcopy, and Graphic Arts, 1998)

The Practice of Multispectral Image Aquisition. - Friedhelm König; Werner Praefcke (Electronic Imaging, 1998)

Performance Estimation of Color Printing Models. - Werner Praefcke; Friedhelm König (Electronic Imaging, 1998)

Quality limits in color printing with more than three primary colors. - Werner Praefcke (EUSIPCO, 1998)

Multidimensional companding for lattice vector quantization of circularly symmetric densities. - Stephan F. Simon; Werner Praefcke (EUSIPCO, 1998)

Color Separation for Four Color Printing. - Werner Praefcke (CIC, 1998)

Robust and fast numerical color separation for mathematical printer models. - Werner Praefcke (Color Imaging: Device-Independent Color, Color Hardcopy, and Graphic Arts, 1999)

Multispectral Image Encoding. - Friedhelm König; Werner Praefcke (ICIP (3), 1999)