Program AGACSE 2010, Amsterdam

Monday June 14, 2010

Opening Session: Rigid Body Motion and Mechanisms, 10:30-11:30

10:30 Leo Dorst, Joan Lasenby, Welcome (public)
10:45 David Hestenes, The Shape of Differential Geometry (public)

Session 1: Rigid Body Motion and Mechanisms, 11:30-13:00

Chaired by Anthony Lasenby
11:30 Robert Valkenburg et al, Estimating Motors from a Variety of Geometric Data
12:00 Daniel Fontijne et al, Reconstructing Rotations and Rigid Body Motions from Point Correspondences as a Sequence of Reflections (public)
12:30 Lixian Zhang et al, Line geometry in terms of the Null Geometric Algebra over R3,3, and application to the inverse singularity analysis of generalized Stewart platforms

Session 2: Computer Graphics and Algebraic Modelling, 14:30-16:30

Chaired by Chris Doran
14:30 Ron Goldman, Rethinking the Classical Paradigm of the Clifford Algebra for 3-Dimensions: Presenting A Simple Homogeneous Model for Computer Graphics
15:00 Luis Horna et al, The conformal conic model applied to collision detection
15:300 Andreas Aristidou et al, Inverse Kinematics solutions using Conformal Geometric Algebra
16:000 Tim Bouma, The Limits of the Conformal Model

Session 3: Smoothing and Interpolation, 16:45-18:15

Chaired by Stephen Mann
16:45 Leon Simpson et al, Assessing and Improving Smooth Motions Using Energy
17:15 Jun Zhao, Application of Conformal Geometric Algebras in Discrete Invariants and Curve Completion Problems (public)
17:45 Rafal Resendiz et al, A Piecewise Hermite Quaternion Interpolation

Tuesday June 15, 2010

Session 4: Visualization in Computer Graphics, 9:00-10:45

Chaired by Alyn Rockwood
09:00 Chris Doran, Thoughts from the front line: Current issues in real-time graphics and areas where Geometric Algebra can help.
09:45 Oliver Fleischmann et al On the Geometry of Lightfields
10:15 Eckhard Hitzer, Reciprocal Space and Crystal Planes in Geometric Algebra (public)

Session 5: Physics and Rigid Body Motion, 11:00-13:00

Chaired by Timothy Havel
11:00 Anthony Lasenby et al, Rigid Body Motion and Conformal Geometric Algebra (public)
11:30 Charles Gunn, Geometric Algebra and Metric-neutral Visualization, Kinematics, and Dynamics
12:00 Robert Valkenburg et al, Calibration of Target Positions using CGA
12:30 Liam Candy et al, Attitude and position tracking / kinematics

Session 6: Software, 14:30-16:00

Chaired by Leo Dorst
14:30 Daniel Fontijne, Gaigen 2.5: Geometric Algebra Implementation Generator (public)
15:00 Florian Seybold et al, Runtime performance of a Molecular Dynamics model using Conformal Geometric Algebra (public)

Session 6: Posters, 14:30-16:00

Agnieszka Patyk, The GAc distributed representation model and its applications in databases (public)
Minhuan Pham et al, Pattern Recognition Based on Space Folding Model
Patrick Girard et al, Electromagnetic energy-momentum tensor via Noether theorem and the tetraquaternion Grassmann-Hamilton-Clifford algebra (public)
Tania Goncalves et al, Structure of Noether's Conservation Laws (public)

Wednesday June 16, 2010

Session 8: Mathematics and Combinatorics, 9:00-10:30

Chaired by Eckhard Hitzer
09:00 Elizabeth Mansfield, Introduction to the Symbolic Invariant Calculus with Applications
09:30 Yuanhao Cao et al, Algorithm specification and implementation for theorem proving with null geometric algebra
10:00 G. Stacey Staples et al, On the Complexity of Cycle Enumeration Using Zeons

Session 9: Computational Geometry, 11:00-13:00

Chaired by Hongbo Li
11:00 Ramon Gonzalez Calvet, Applications of Geometric Algebra and the Geometric Product to solve Geo- metric Problems
11:30 Luis Horna et al, On the Use of Conformal Geometric Algebra to Construct Covering Spheres
12:00 Nabil Anwer et al, On the Use of Geometric Algebra in Geometrical Constraint Solving (public)
12:30 Laurent Fuchs et al, Polyhedral Embedding of a Topological Structure

Session 10: Algorithms in GA, 14:30-17:00

Chaired by Joan Lasenby
14:30 Leo Dorst et al, Square Root and Logarithm of Rotors in 3D CGA
15:00 Paul Leopardi, Approximating the square root and logarithm functions in Clifford algebras: what to do in the case of negative eigenvalues? (public)
15:30 Neil Gordon, Computing the Grasmannian in Projective Space
16:00 Lilian Aveneau, A Framework for n-dimensional Visibility Computations (public)

Session 11: Color and Signal Processing, 17:15-18:15

Chaired by Leo Dorst
16:45 Guillaume Demarcq et al, A Color Extension of the Monogenic Signal: Block-Matching Based Color Object Tracking
17:15 Jose Mennesson et al, A Phase Correlation for Color Images using Clifford Algebra (public)
17:45 Eduardo Bayro-Corrochano (presented by Joan Lasenby), Quaternion Atomic Function Wavelet for Image Processing