Publications
Journal Articles
Russell, B.D. and Wilson, D.I. and Blackburn, S. and Lasenby, J. (2007). Application of on-line signal processing to monitoring paste extrusion processes. International Journal of Modelling, Identification and Control (IJMIC). ISSN 1746-6180. To appear December 2007.Russell, B.D., Ovaici, H., Lasenby, J., Beckett, S.T. and Wilson, D.I. (2006). Real-time monitoring of chocolate extrusion by signal processing of pressure transducer data, Food Control, 17, 862-867. ISSN 0956-7135.
Russell, B.D., Wilson, D.I., Lasenby, J. and Blackburn, S. (2006) Selection of signal processing techniques for extracting quantitative indicators of paste quality from extrusion pressure data. Chemical Engineering Communications, 193, 8, 986-1007, 2006. ISSN: 1563-5201. pdf 261 kB
Ringer, M. and Lasenby, J. (2004) A procedure for automatically estimating model parameters in optical motion capture. Image and Vision Computing, 22 (10). pp. 843-850. ISSN 0262-8856. pdf 529 kB
Russell, B.D. and Wilson, D.I. and Lasenby, J. and Blackburn, S. (2004) Monitoring structural aspects of pastes undergoing continuous extrusion using signal processing of pressure data. Chemical Engineering Research and Design, 82 (6). pp. 770-783. ISSN 0263-8762
Russell, B.D. and Lasenby, J. and Blackburn, S. and Wilson, D.I. (2003) Characterising paste extrusion behaviour by signal processing of pressure sensor data. Powder Technology, 132 (2-3). pp. 233-248. ISSN 0032-5910
McRobie, A. and Morgenthal, G. and Lasenby, J. and Ringer, M. (2003) Section model tests on human-structure lock-in. Proceedings of the Institution of Civil Engineers: Bridge Engineering, 156 (2). pp. 71-80. ISSN 1478-4629
Gamage, S.S. and Lasenby, J. (2002) New least squares solutions for estimating the average centre of rotation and the axis of rotation. Journal of Biomechanics, 35 (1). pp. 87-93. ISSN 0021-9290
Dorst, L. and Doran, C. and Lasenby, J., ed. (2001) Proceedings of the Conference on Applied Geometric Algebras in Computer Science and Engineering (AGACSE 2001). Birkhauser, Boston, MA, USA. ISBN 0817642676
Lasenby, J. and Lasenby, A.N. and Doran, C.J.L. (2000) A unified mathematical language for physics and engineering in the 21st century. Philosophical Transactions of the Royal Society of London Series A: Mathematical, Physical and Engineering Sciences (1765). pp. 21-40. ISSN 1364-503X
McRobie, F.A. and Lasenby, J. (1999) Simo-Vu Quoc rods using Clifford algebra. International Journal for Numerical Methods in Engineering, 45 (4). pp. 377-398. ISSN 0029-5981
Lasenby, J. and Bayro-Corrochano, E.D. (1999) Analysis and computation of projective invariants from multiple views in the geometric algebra framework. International Journal of Pattern Recognition and Artificial Intelligence, 13 (8). pp. 1105-1122. ISSN 0218-0014
Lasenby, J. and Zisserman, A. and Cipolla, R. and Longuet-Higgins, H-C., ed. (1998) New geometric techniques in computer vision. Philosophical Transactions of the Royal Society of London Series A: Mathematical, Physical and Engineering Sciences, 356 (1740). The Royal Society, pp. 1063-1340.
Lasenby, J. and Lasenby, A.N. (1998) Estimating tensors for matching over multiple views. Philosophical Transactions of the Royal Society of London Series A: Mathematical, Physical and Engineering Sciences, 356 (1740). pp. 1267-1278. ISSN 1364-503X
Kokaram, A.C. and Persad, N. and Lasenby, J. and Fitzgerald, W.J. and McKinnon, A. and Welland, M.E. (1995) Restoration of images from the scanning tunnelling microscope. Applied Optics, 34 (23). pp. 5121-5132. ISSN 0003-6935
Lasenby, J. and Fitzgerald, W.J. (1994) Entropic Volterra classifier (EVC) for use in data classification. Electronics Letters, 30 (1). pp. 53-54. ISSN 0013-5194
Lasenby, J. and Fitzgerald, W.J. (1994) Use of an entropic regulariser with connectionist network classifiers. Neural Network World, 5. pp. 609-627. ISSN 1210-0552
Fuhr, W. and Staguhn, J. and Schulz, A. and Hills, R.E. and Lasenby, A.N. and Lasenby, J. and Miller, M. and Schieder, R. and Stutzki, J. and Vowinkel, B. and Winnewisser, G. (1993) Surface adjustment of the Kosma 3m telescope using phase retrieval holography. Astronomy and Astrophysics, 274. 975. ISSN 0004-6361
Lasenby, J. and Fitzgerald, W.J. (1991) A Bayesian approach to high-resolution beamforming. IEE Proceedings F: Radar and Signal Processing, 138 (6). pp. 539-544. ISSN 0956-375X
Fitzgerald, W.J. and Lasenby, J. (1991) High resolution beamforming using Bayesian inference. Proceedings of the Institute of Acoustics, 13 (9). p.20. ISSN 0309-8117
Goldsmith, P.F. and Lis, D.C. and Hills, R.E. and Lasenby, J. (1990) High angular resolution submillimetre observations of Sgr-B2. The Astrophysical Journal, 350. p.186. ISSN 0004-637X
Lasenby, J. and Lasenby, A.N. and Yusef-Zadeh, F. (1989) HI absorption measurements of the galactic centre radio arc region. The Astrophysical Journal, 343. p.177. ISSN 0004-637X Book
Book Section
Cameron, J.I. and Lasenby, J. Oriented conformal geometric algebra. (2007) To appear in Proceedings of the 7th International Conference on Clifford Algebras and their Applications.Kaimakis, P. and Lasenby, J. (2007). Gradient-based hand tracking using silhouette data. To appear in 'Proceedings of International Symposium on Visual Computing', LNCS, Spriner-Verlag, November 2007. pdf 1.13 MB
Galasso, F. and Lasenby, J. (2007). Shape from texture of developable surfaces via Fourier analysis. To appear in 'Proceedings of International Symposium on Visual Computing', LNCS, Spriner-Verlag, November 2007. pdf 1.98 MB
Galasso, F. and Lasenby, J. (2007). Shape from texture: fast estimation of planar surface orientation via Fourier analysis. Proceedings of the 18th British Machine Vision Conference (BMVC 2007). Eds: N.M. Rajpoot and A. Bhalerao. British Machine Vision Association. 2, 660-669. ISBN volumes 1 and 2: 978-0-902683-81-5 ISBN CD-ROM: 978-0-902683-82-2. pdf 391 KB
Pelah, A., Chambers, D., d'Arch Smith, C., Cameron, J.I., Lee, C-H. and Lasenby, J. (2006). Cognitive effects on the walk-run transition during locomotion. Perception: 30th European Conference on Visual Perception, 35(supplement):179. ISSN 0301-0066 (print) 1468-4233 (electronic).
Kaimakis, P. and Lasenby, J. (2004) Markerless motion capture with single and multiple cameras. In: Proceedings of the 11th International Conference on Image Processing (ICIP 2004). Institute of Electrical and Electronics Engineers, pp. 2607-2610. ISBN 0780385543
Wareham, R.J. and Cameron, J.I. and Lasenby, J. (2004) Applications of conformal geometric algebra in computer vision and graphics. In: Proceedings of the 6th International Workshop on Mathematics Mechanization; Computer Algebra and Geometric Algebra with Applications (IWMM). Lecture Notes in Computer Science, 3519. Springer, Berlin, Germany, pp. 329-349. ISBN 3540262962
Doran, C. and Lasenby, A.N. and Lasenby, J. (2002) Conformal geometry, Euclidean space and geometric algebra. In: Uncertainty in Geometric Computations. Kluwer International Series in Engineering and Computer Science (SECS), 704. Kluwer Academic Press, Boston, MA, USA. ISBN 0792373081
Ringer, M. and Lasenby, J. (2002) A procedure for automatically estimating model parameters in optical motion capture. In: Proceedings of the 13th British Machine Vision Conference (BMVC 2002). British Machine Vision Association, pp. 747-756. ISBN 1901725197
Ringer, M.A. and Lasenby, J. (2002) Multiple hypothesis tracking for automatic optical motion capture. In: Proceedings of the 7th European Conference on Computer Vision; ECCV02. Lecture Notes in Computer Science, 2350. Springer, Berlin, Germany, pp. 524-536. ISBN 3540437452
Russell, B.D. and Wilson, D.I. and Lasenby, J. and Blackburn, S. (2002) On-line monitoring of pastes undergoing extrusion. In: Proceedings of the 4th World Congress on Particle Technology. WCPT. ISBN 0858257947
Lasenby, J. and Bayro-Corrochano, E. (2001) Analysis and computation of projective invariants from multiple views in the geometric algebra framework. In: Invariants for Pattern Recognition and Classification. Machine Perception and Artificial Intelligence, 42. World Scientific Publishing, London, UK, pp. 1-22. ISBN 9789810242787
Gamage, S. and Lasenby, J. (2001) Inferring dynamical information from 3D position data using geometric algebra. In: Proceedings of the Conference on Applied Geometric Algebras in Computer Science and Engineering (AGACSE). Birkhauser, Boston, MA, USA, pp. 395-405. ISBN 0817642676
Lasenby, A.N. and Lasenby, J. (2001) Applications of geometric algebra in physics and links with engineering. In: Geometric Algebra with Applications in Science and Engineering. Birkhauser, Boston, MA, USA, pp. 430-456. ISBN 0817641998
Lasenby, J. and Stevenson, A.X.S. (2001) The geometry and algebra of computer vision. In: Geometric Algebra with Applications in Science and Engineering. Birkhauser, Boston, MA, USA, pp. 123-146. ISBN 0817641998
Lasenby, J. and Stevenson, A.X.S. (2001) Using geometric algebra for optical motion capture. In: Geometric Algebra with Applications in Science and Engineering. Birkhauser, Boston, MA, USA, pp. 147-167. ISBN 0817641998
Perwass, C.U.B. and Lasenby, J. (2001) A unified description of multiple view geometry. In: Geometric Computing with Clifford Algebras: Theoretical Foundations and Applications in Computer Vision and Robotics. Springer, pp. 337-369. ISBN 3540411984
Perwass, C.U.B. and Lasenby, J. (2001) 3D-Reconstruction from vanishing points. In: Geometric Computing with Clifford Algebras: Theoretical Foundations and Applications in Computer Vision and Robotics. Springer, pp. 371-392. ISBN 3540411984
Ringer, M.A. and Drummond, T. and Lasenby, J. (2001) Using occlusions to aid position estimation for visual motion capture. In: Proceedings of the 20th International Conference on Computer Vision and Pattern Recognition. IEEE Computer Society, pp. 464-469. ISBN 0769512720
Lasenby, A.N. and Lasenby, J. (2000) Surface evolution and representation using geometric algebra. In: Proceedings of the 9th Conference on the Mathematics of Surfaces. Springer, pp. 144-168. ISBN 1852333588
Ringer, M.A. and Lasenby, J. (2000) Modelling and tracking articulated motion from multiple camera views. In: Proceedings of the 15th Biennial International EURASIP Conference (Biosignal 2000). Vutium Press, pp. 92-94. ISBN 8021416106
Clements, J.M. and Lasenby, J. and Burgoyne, C.J. (2000) Interpolation of rotations in finite difference schemes using geometric algebra. In: Applied Clifford Algebras in Computer Science and Engineering. Birkhauser.
Gamage, S. and Lasenby, J. (2000) Optimal estimation and tracking of general rotations using geometric algebra with applications in computer vision. In: Proceedings of the 9th International Conference on Vision Geometry. Proceedings of SPIE, 4117. SPIE: The International Society for Optical Engineering, pp. 261-271. ISBN 081943762X
Lasenby, J. and Gamage, S. and Ringer, M.A. (2000) Modelling motion: tracking, analysis and inverse kinematics. In: Proceedings of the 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle. Lecture Notes in Computer Science, 1888. Springer, Berlin, Germany, pp. 104-114. ISBN 3540410139
Ringer, M.A. and Lasenby, J. (2000) Modelling and tracking articulated motion from multiple camera views. In: Proceedings of the 11th British Machine Vision Conference (BMVC2000). British Machine Vision Association, pp. 172-181. ISBN 1901725138
Sajeewa, H.U.G.S. and Lasenby, J. (2000) Estimation and tracking of articulated motion using geometric algebra. In: Proceedings of the 2nd International Workshop on Algebraic Frames for the Perception-Action Cycle. Lecture Notes in Computer Science, 1888. Springer, Berlin, Germany, pp. 197-207. ISBN 3540410139
Bayro-Corrochano, E.D. and Lasenby, J. (1998) Geometric techniques for the computation of projective invariants using n uncalibrated cameras. In: Proceedings of the Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP'98). Viva Books, pp. 95-100. ISBN 8176490741
Perwass, C.B.U. and Lasenby, J. (1998) A geometric analysis of the trifocal tensor. In: Proceedings of the International Conference on Image and Vision Computing (IVCNZ'98). The University of Auckland, pp. 157-162.
Stevenson, A.X.S. and Lasenby, J. (1998) Decomplexifying the absolute conic. In: Proceedings of the International Conference on Image and Vision Computing (IVCNZ'98). The University of Auckland, pp. 163-168.
Bayro-Corrochano, E. and Lasenby, J. and Sommer, G. (1997) What can Grassmann, Hamilton and Clifford tell us about computer vision and robotics. In: Proceedings of the 19th Deutsche Arbeitsgemeinschaft fur Mustererkennung Symposium. Informatik Aktuell. Springer-Verlag, Berlin, Germany, pp. 164-174. ISBN 3540634266
McRobie, F.A. and Lasenby, J. (1997) Geometric algebra for engineering mechanics. In: Proceedings of the 2nd IMA Conference on the Mathematical Education of Engineers. Institute of Mathematics and its Applications. ISBN 0905091051
Basman, A.M. and Lasenby, J. and Cipolla, R. (1997) Efficient region segmentation through "creep-and-merge". In: Proceedings of the 9th International Conference on Image Analysis and Processing (ICIAP'97). Lecture Notes in Computer Science, 1310 (0302-9743). Springer, pp. 223-230. ISBN 3540635076
Bayro-Corrochano, E. and Lasenby, J. (1997) Geometric Algebra: a framework for computer vision and robotics. In: Proceedings of the International Workshop on Algebraic Frames for the Perception-Action Cycle (AFPAC'97). Lecture Notes in Computer Science, 1315 (Series ISSN: 0302-9743). Springer, pp. 219-234. ISBN 3540635173
Lasenby, J. and Bayro-Corrochano, E. (1997) Computing 3D projective invariants from points and lines. In: Proceedings of the 7th International Conference on Computer Analysis of Images and Patterns (CAIP '97). Lecture Notes in Computer Science, 1296. Springer, pp. 82-89. ISBN 3540634606
Lasenby, J. and Lasenby, A.N. (1997) Constrained optimization using geometric algebra and its application to signal analysis. In: Proceedings of the 1st European Conference on Signal Analysis and Prediction (ESCAP-97). VSCHT, Prague, Czech Republic, pp. 277-280. ISBN 8070802820
Lasenby, J. and Bayro-Corrochano, E. and Lasenby, A.N. and Somer, G. (1996) A new framework for the formation of invariants and multiple-view constraints in computer vision. In: Proceedings of the International Conference on Image Processing (ICIP'96). Institute of Electrical and Electronics Engineers, pp. 313-316. ISBN 0780332598
Lasenby, J. and Bayro-Corrochano, E. and Lasenby, A.N. and Sommer, G. (1996) A new methodology for computing invariants in computer vision. In: Proceedings of the 13th International Conference on Pattern Recognition (IAPR). IEEE Computer Society Press, pp. 393-397. ISBN 081867282X
Lasenby, J. and Bayro-Corrochano, E. and Sommer, G. (1996) Geometric algebra: a framework for computing point and line correspondences and projective structure using n-uncalibrated cameras. In: Proceedings of the 13th International Conference on Pattern Recognition (IAPR). IEEE Computer Society Press, pp. 334-338. ISBN 081867282X
Lasenby, J. and Stevenson, A.X.S. and Proudler, I.K. (1996) The analysis of linear functions using geometric algebra - an alternative to matrices and tensors. In: Proceedings of the 4th Conference on Mathematics in Signal Processing. IMA Conference Series, 67. Clarendon Press, Oxford, UK, pp. 17-34. ISBN 0198502028
Bayro-Corrochano, E. and Lasenby, J. (1995) Object modelling and motion analysis using Clifford algebra. In: Proceedings of Europe-China Workshop on Geometrical Modeling and Invariants for Computer Vision (GMICV’95). Xidan University Press. ISBN 7560603831
Lasenby, J. (1995) Geometric algebra: applications in engineering. In: Proceedings of the Summer School on Theoretical Physics: Clifford (Geometric) Algebras with Applications to Physics, Mathematics, and Engineering. Birkhauser, pp. 423-440. ISBN 0817638687
Lasenby, J. and Fitzgerald, W.J. (1992) Bayesian techniques and maximum entropy methods applied to high resolution beamforming. In: Proceedings of the European Conference on Underwater Acoustics. Elsevier Applied Science, London, UK. ISBN 1851669485
Fitzgerald, W.J. and Lasenby, J. (1991) High resolution beamforming using Bayesian inference. In: Proceedings of the 3rd Conference on Sonar Signal Processing. Artech House. ISBN 0890064539
Fitzgerald, W.J. and Lasenby, J. (1991) High resolution beamforming using Bayesian inference. In: Proceedings of the 3rd Conference on Sonar Signal Processing. Artech House. ISBN 0890064539
Lis, D.C. and Goldsmith, P.F. and Hills, R.E. and Lasenby, J. (1990) Far infrared and submillimetre continuum observations of the Sagittarius B2 molecular cloud core. In: Proceedings of the Kona Symposium on Millimetre and Submillimetre Astronomy. Astrophysics and Space Science Library, 151. Kluwer Academic. ISBN 0792306147
Schwarz, U.J. and Lasenby, J. (1990) Zeeman observations of the magnetic field in the galactic centre. In: Proceedings of the 140th Symposium of the International Astronomical Union (IAU): Galactic and Intergalactic Magnetic Fields. Kluwer Academic Press, pp. 383-384. ISBN 0792307046
Lasenby, J. and Lasenby, A.N. and Yusef-Zadeh, F. (1989) The galactic centre radio arc and arches - HI absorption. In: Proceedings of the 136th Symposium of the International Astronomical Union (IAU): The Center of the Galaxy. Kluwer Academic Press, pp. 293-300. ISBN 0792302214
Lasenby, J. and Lasenby, A.N. and Yusef-Zadeh, F. (1989) The Sagittarius-A complex - HI absorption. In: Proceedings of the 136th Symposium of the International Astronomical Union (IAU): The Center of the Galaxy. Kluwer Academic Press, pp. 365-370. ISBN 0792302214
Conference or Workshop Item
Lee, C-H. and Lasenby, J. (2007) A compact representation for articulated human motion. In: 34th International Conference on Computer Graphics and Interactive Techniques (SIGGRAPH 2007), 5-9 August 2007, San Diego, CA, USA.Verrill, J. and Lasenby, J. (2007) A fast deformation tool for Blender. In: 34th International Conference on Computer Graphics and Interactive Techniques (SIGGRAPH 2007), 5-9 August 2007, San Diego, CA, USA.
Lee, C-H. and Lasenby, J. (2006) 3D human motion compression using wavelet decompostion. In: 33rd International Conference on Computer Graphics and Interactive Techniques (SIGGRAPH 2006), 30 July - 4 August 2006, Boston, MA, USA.
Cameron, J.I. and Lasenby, J. (2005) A real-time sequential algorithm for human joint localization. In: 32nd International Conference on Computer Graphics and Interactive Techniques (SIGGRAPH 2005), 31 July - 4 August 2005, Los Angeles, CA, USA.
Monograph
Cameron, J.I. and Lasenby, J. (2004) General bivector exponentials in 3D conformal geometric algebra. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.Lasenny, A. and Lasenby, J. and Wareham, R.J. (2004) A covariant approach to geometry using geometric algebra. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Hiniduma Udugama Gamage, S.S. and Lasenby, J. (2001) A new least squares solution for estimation of centre and axis of rotation. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Hiniduma Udugama Gamage, S.S. and Lasenby, J. (2001) Extraction of rigid body dynamics from motion capture data. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Hiniduma Udugama Gamage, S.S. and Lasenby, J. (2001) Estimation of centres and axes of rotation of articulated bodies in general motion for global skeleton fitting. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Hiniduma Udugama Gamage, S.S. and Lasenby, J. (2000) Application of multivector calculus. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Ringer, M. and Lasenby, J. (2000) Modelling and tracking articulated motion from multiple camera views. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Rosenhahn, B. and Lasenby, J. (2000) Constraint equations for 2D-3D pose estimation in conformal geometric algebra. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Perwass, C.B.U. and Lasenby, J. (1999) A novel axiomatic derivation of geometric algebra. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Kokaram, A.C. and Persad, N. and Lasenby, J. and Fitzgerald, W.J. and McKinnon, A. and Welland, M. (1998) Restoration of images from the scanning tunnelling microscope. Technical Report. University of Cambridge: Department of Engineering, Cambridge, UK.
Kokaram, A.C. and Persad, N. and Lasenby, J. and Fitzgerald, W.J. and McKinnon, A. and Welland, M. (1998) Restoration of images from the scanning tunnelling microscope. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Perwass, C.B.U. and Lasenby, J. (1998) A geometric derivation of the trifocal tensor and its constraints. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Basman, A. and Lasenby, J. and Cipolla, R. (1997) The 'creep-and-merge' segmentation system. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Lasenby, J. and McRobie, F.A. (1997) Simo-Vu Quoc rods using Clifford algebra. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. and Lasenby, A.N. and Doran, C.J.L. (1995) New geometric methods for computer vision. Technical Report. University of Cambridge: Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. and Lasenby, A.N. and Doran, C.J.L. (1995) New geometric methods for computer vision. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. (1993) Detection of flames by imaging techniques: paper 2 - classification methods. Technical Report. University of Cambridge: Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. (1993) Detection of flames by imaging techniques: paper 3 - morphological analysis. Technical Report. University of Cambridge: Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. (1993) Detection of flames by imaging techniques: paper 1 - spatial and temporal statistics. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. (1993) Detection of flames by imaging techniques: paper 2 - classification methods. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. (1993) Detection of flames by imaging techniques: paper 3 - morphological analysis. Technical Report. University of Cambridge Department of Engineering, Cambridge, UK.
Lasenby, J. and Fitzgerald, W.J. and Powell, B.D. and Coleman, A.J. and Forbes, S. (1993) Detection of flames by imaging techniques: paper 1 - spatial and temporal statistics. Technical Report. University of Cambridge: Department of Engineering, Cambridge, UK. Patent
Graviner Ltd Kidde (1996) Flame detection method and apparatus. US5510772/EP0583131/GB2269454.