K. Kanatani and W. Liu, 3D Interpretation of Conics and Orthogonality, Computer Vision and Image Understanding, vol.58, issue.3, pp.286-301, 1993.
DOI : 10.1006/cviu.1993.1045

S. Ma, \Conics-based stereo, motion estimation, and pose determination, International Journal of Computer Vision, vol.10, issue.1, pp.7-25, 1993.

R. Safaee-rad, I. Tchoukanov, B. Benhabib, and K. C. Smith, 3D-pose estimation from a quadratic-curved feature in two perspective views, [1992] Proceedings. 11th IAPR International Conference on Pattern Recognition, pp.341-344, 1992.
DOI : 10.1109/ICPR.1992.201571

A. Zisserman, C. Marinos, D. A. Forsyth, J. L. Mundy, and C. A. , Rotwell, \Relative motion and pose from invariants, Proceedings of the British Machine Vision Conference, pp.7-12, 1990.

M. Ferri, F. Mangili, and G. Viano, Projective Pose Estimation of Linear and Quadratic Primitives in Monocular Computer Vision, Computer Vision and Image Understanding, vol.58, issue.1, pp.66-84, 1993.
DOI : 10.1006/cviu.1993.1033

S. J. Maybank, \The projection of two non-coplanar conics, Geometric Invariance in Computer Vision, pp.105-119, 1992.

L. Quan, Algebraic and geometric invariant of a pair of non-coplanar conics in space, Journal of Mathematical Imaging and Vision, vol.10, issue.5, 1995.
DOI : 10.1007/BF01248375
URL : https://hal.archives-ouvertes.fr/inria-00590046

L. Quan, \Invariant of a pair of non-coplanar conics in space: Deenition, geometric interpretation and computation, Proceedings of the 5th International Conference on Computer Vision, pp.926-931, 1995.

S. D. Ma, S. H. Si, and Z. Y. Chen, \Quadric curve based stereo, Proceedings of the 11th International Conference on Pattern Recognition, pp.1-4, 1992.

O. Faugeras, Three-Dimensional Computer Vision -A Geometric Viewpoint, Artiicial intelligence. M.I, 1993.

R. I. Hartley, Projective reconstruction and invariants from multiple images, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.16, issue.10, pp.1036-1041, 1994.
DOI : 10.1109/34.329005

Q. T. Luong and T. Vieville, Canonic representations for the geometries of multiple projective views, Proceedings of the 3rd European Conference on Computer Vision, pp.589-599, 1994.
DOI : 10.1007/3-540-57956-7_66

R. Y. Tsai and T. S. Huang, \Uniqueness and estimation of 3D motion parameters of rigid bodies with curved surfaces, Ieee Transactions on Pattern Analysis and Machine Intelligence, pp.13-27, 1984.

O. D. Faugeras, Q. T. Luong, and S. J. Maybank, Camera self-calibration: Theory and experiments, Proceedings of the 2nd European Conference on Computer Vision, pp.321-334, 1992.
DOI : 10.1007/3-540-55426-2_37

Q. T. Luong, Matrice Fondamentale et Autocalibration en Vision par Ordinateur, 1992.

R. Hartley, R. Gupta, and T. Chang, Stereo from uncalibrated cameras, Proceedings 1992 IEEE Computer Society Conference on Computer Vision and Pattern Recognition, pp.761-764, 1992.
DOI : 10.1109/CVPR.1992.223179

J. G. Semple and G. T. Kneebone, Algebraic Projective Geometry, 1952.

P. Lancaster, Lambda-matrices and Vibrating Systems, 1966.

F. Uhlig, A canonical form for a pair of real symmetric matrices that generate a nonsingular pencil, Linear Algebra and its Applications, vol.14, issue.3, pp.189-209, 1976.
DOI : 10.1016/0024-3795(76)90066-5

D. Forsyth, J. L. Mundy, A. Zisserman, C. Coelho, A. Heller et al., Invariant descriptors for 3D object recognition and pose, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.13, issue.10, pp.971-991, 1991.
DOI : 10.1109/34.99233

L. Quan, P. Gros, and R. Mohr, Invariants of a pair of conics revisited, Image and Vision Computing, vol.10, issue.5, pp.319-323, 1992.
DOI : 10.1016/0262-8856(92)90049-9
URL : https://hal.archives-ouvertes.fr/inria-00548444

L. Robert and O. Faugeras, \Relative 3D positionning and 3D convex hull computation from a weakly calibrated stereo pair, Proceedings of the 4th International Conference on Computer Vision, pp.540-544, 1993.

K. Kanatani, Geometric Computation for Machine Vision, 1993.

L. Quan and R. Mohr, \Using geometric model guided active contour method for traac sign detection, Proceedings of IAPR International Workshop on Machine Vision Application, 1990.

L. Quan-was-born-in-taiyuan and C. , He received the B.Sc. degree in Telecommunication from the Northern Jiao-Tong Univerity, Sc. degree in Computer Science from the University of Nancy I in 1986, and Ph.D. degree in Computer Science from INPL (Institut National Polytechnique de Lorraine), 1964.

L. He, Grenoble, France, as Research Scientist of CNRS (Centre National de la Recherche Scientiique) in 1990. His main research interests are currently on 3D reconstruction , applications of invariant theory and projective geometry for computer vision, Intelligence Artiicielle)