K.  Wiehler, Heers, J., Schnörr, C., Stiehl, H. ?S., and Grigat, R. ?R., ?A 1D analog VLSI implementation for non-linear real-time signal preprocessing?, Real?Time Imaging, vol. 7, pp. 127?142, 2001.

J.  Weickert, Heers, J., Schnörr, C., Zuiderveld, K. ?J., Scherzer, O., and Stiehl, H. ?S., ?Fast parallel algorithms for a broad class of nonlinear variational diffusion approaches?, Real?Time Imaging, vol. 7, pp. 31?45, 2001.

J.  Heers, Schnörr, C., and Stiehl, H. S., ?Globally?Convergent Iterative Numerical Schemes for Non?Linear Variational Image Smoothing and Segmentation on a Multi?Processor Machine?, IEEE Trans. Image Proc., vol. 10, pp. 852?864, 2001.

J.  Heers, Schnörr, C., and Stiehl, H. S., ?Investigating a class of iterative schemes and their parallel implementation for nonlinear variational image smoothing and segmentation?, Comp. Sci. Dept., AB KOGS, University of Hamburg, Germany, 283/99, 1999.

J.  Heers, Schnörr, C., and Stiehl, H. S., ?A class of parallel algorithms for nonlinear variational image segmentation?, in Proc. Noblesse Workshop on Non?Linear Model Based Image Analysis (NMBIA'98), Glasgow, Scotland, 1998.

K.  Wiehler, Grigat, R. ?R., Heers, J., Schnörr, C., and Stiehl, H. S., ?Dynamic Circular Cellular Networks for Adaptive Smoothing of Multi?Dimensional Signals?, in Proc. 5th IEEE Int. Workshop on Cellular Neural Networks and their Applications, London, 1998.

J.  Heers, Schnörr, C., and Stiehl, H. ?S., ?Investigation of Parallel and Globally Convergent Iterative Schemes for Nonlinear Variational Image Smoothing and Segmentation?, in Proc. IEEE Int. Conf. Image Proc., Chicago, 1998.

J.  Heers, Schnörr, C., and Stiehl, H. ?S., ?Parallele und global konvergente iterative Minimierung nichtlinearer Variationsansätze zur adaptiven Glättung und Segmentation von Bildern?, in Mustererkennung 1998, Heidelberg, 1998.

K.  Wiehler, Grigat, R. ?R., Heers, J., Schnörr, C., and Stiehl, H. ?S., ?Real?Time Adaptive Smoothing with a 1D Nonlinear Relaxation Network in Analogue VLSI Technology?, in Mustererkennung 1998, Heidelberg, 1998.