Algebraic Frames for the Perception-Action Cycle

Dr. Gerald Sommer ist Vorsitzender der Heimito von Doderer-Gesellschaft.

Analyzing Action Representations.- The Systems Theory of Contact.- An Associative Perception-Action Structure Using a Localized Space Variant Information Representation.- The Structure of Colorimetry.- Fast Calculation Algorithms of Invariants for Color and Multispectral Image Recognition.- Modelling Motion: Tracking, Analysis and Inverse Kinematics.- The Lie Model for Euclidean Geometry.- On the Geometric Structure of Spatio-temporal Patterns.- Learning Geometric Transformations with Clifford Neurons.- Hurwitzion Algebra and its Application to the FFT Synthesis.- Diffusion-Snakes Using Statistical Shape Knowledge.- The Multidimensional Isotropic Generalization of Quadrature Filters in Geometric Algebra.- Sparse Feature Maps in a Scale Hierarchy.- Estimation and Tracking of Articulated Motion Using Geometric Algebra.- Geometric Properties of Central Catadioptric Projections.- Lie-Theory and Dynamical Illumination Changes.- A Group Theoretical Formalization of Contact Motion.- Periodic Pattern Analysis under Affine Distortions Using Wallpaper Groups.- Wavelet Filter Design via Linear Independent Basic Filters.- Lie Group Modeling of Nonlinear Point Set Shape Variability.- Symmetries in World Geometry and Adaptive System Behaviour.- Pose Estimation in the Language of Kinematics.- Algebraic Frames for Commutative Hyperharmonic Analysis of Signals and Images.- Gabor-Space Geodesic Active Contours.- Color Image Enhancement by a Forward-and-Backward Adaptive Beltrami Flow.- Point-Based Registration Assuming Affine Motion.- Extended Kalman Filter Design for Motion Estimation by Point and Line Observations.