Now showing items 21-40 of 14062

    • A 2D visual language for rapid 3D scene design 

      Adams, Nathan Grant (University of Canterbury. Computer Science and Software Engineering, 2009)
      Automatic recognition and digitization of the features found in raster images of 2D topographic maps has a long research history. Very little such work has focused on creating and working with alternatives to the classic ...
    • 2D-Modelling of Earthquake-Induced Rockfall from Basaltic Ignimbrite Cliffs at Redcliffs, Christchurch, New Zealand 

      Brehaut, Janet Catherine (University of Canterbury. Geological Sciences, 2012)
      This thesis is concerned with modelling rockfall parameters associated with cliff collapse debris and the resultant “ramp” that formed following the high peak ground acceleration (PGA) events of 22 February 2011 and 13 ...
    • A 3-approximation algorithm for the subtree between phylogenies 

      Bordewich, M.; McCartin, C.; Semple, C. (University of Canterbury, 2007)
      In this paper, we give a (polynomial-time) 3-approximation algorithm for the rooted subtree prune and regraft distance between two phylogenetic trees. This problem is known to be NP-complete and the best previously known ...
    • A 3-approximation algorithm for the subtree distance between phylogenies 

      Bordewich, M.; McCartin, C.; Semple, C. (University of Canterbury. Mathematics and Statistics., 2008)
      In this paper, we give a (polynomial-time) 3-approximation algorithm for the rooted subtree prune and regraft distance between two phylogenetic trees. This problem is known to be NP-complete and the best previously known ...
    • 3-D numerical simulation of shake-table tests on piles subjected to lateral spreading 

      Cubrinovski, M.; Sugita, H.; Tokimatsu, K.; Sato, M.; Ishihara, K.; Tsukamoto, Y.; Kamata, T. (University of Canterbury. Civil and Natural Resources Engineering., 2005)
      A fully-coupled effective stress method of analysis incorporating an elastic-plastic constitutive model specifically designed for modelling sand behaviour was used to numerically simulate shake table experiments on piles ...
    • 3-D Scene Reconstruction from Multiple Photometric Images 

      Forne, Christopher Jes (University of Canterbury. Electrical and Computer Engineering, 2007)
      This thesis deals with the problem of three dimensional scene reconstruction from multiple camera images. This is a well established problem in computer vision and has been significantly researched. In recent years some ...
    • 3-D seismic response of liquefaction-susceptible improved-soil deposits 

      Bradley, B.A.; Araki, K.; Ishii, T.; Saitoh, K. (University of Canterbury. Civil and Natural Resources Engineering, 2011)
      Numerous earthquakes occurring over the last five decades have illustrated the significant hazards posed by soil liquefaction. Recent observations have also illustrated the potential hazard mitigation that can be achieved ...
    • 3:5 - dimethyl xylose 

      Reeves, J. E. (University of Canterbury. Chemistry, 1949)
      Condensation of sugar alcohols with aldehydes was first observed by Meunier, 1888, who successfully formed a cyclic acetal from mannitol and benzaldehyde [diagram]. This condensation with aldehydes or ketones has since ...
    • 3D Canterbury Velocity Model (CantVM) – Version 1.0 

      Bradley, B.A.; Lee, R.L.; Thomson, E.M.; Ghisetti, F.; McGann, C.R.; Pettinga, J.; Hughes, M.W. (University of Canterbury. Civil and Natural Resources EngineeringUniversity of Canterbury. Geological Sciences, 2015)
    • A 3D Computer Vision System in Radiotherapy Patient Setup 

      Chyou, Te-yu (University of Canterbury. Physics and Astronomy, 2012)
      An approach to quantitatively determine patient surface contours as part of an augmented reality (AR) system for patient position and posture correction was developed. Quantitative evaluation of the accuracy of patient ...
    • A 3D microrobotic actuator for micro and nano manipulation 

      Banerjee, Steven (University of Canterbury. Mechanical Engineering, 2015)
      Following the invention of the atomic force microscopy, AFM has revolutionised not only surface sciences but also biological sciences more recently. From being used as a microscope with atomic resolution generating 3D ...
    • 3D models of blood flow in the cerebral vasculature 

      Moore, S.M.; David, T.; Chase, J.G.; Arnold, J.; Fink, J. (University of Canterbury. Mechanical Engineering., 2006)
      The circle of Willis (CoW) is a ring-like arterial structure located in the base of the brain and is responsible for the distribution of oxygenated blood throughout the cerebral mass. To investigate the effects of the ...
    • 3D Natural Hand Interaction for AR Applications 

      Lee, M.; Green, R.; Billinghurst, M. (University of Canterbury. Human Interface Technology Laboratory., 2008)
      In this paper we describe a computer vision-based 3D hand tracking system for a multimodal Augmented Reality (AR) interface. We have developed a 3D vision-based natural hand interaction method. This consists of four steps: ...
    • 3D Printed Porous Media Columns with Fine Control of Column Packing Geometry 

      Fee, C.J.; Nawada, S.; Dimartino, S. (University of Canterbury. Chemical and Process EngineeringUniversity of Canterbury. College Office (Engineering)University of Canterbury. Biomolecular Interaction Centre, 2014)
      In this paper we demonstrate, for the first time, the use of 3D printing (also known as additive manufacturing or rapid prototyping) to create porous media with precisely defined packing morphologies, directly from computer ...
    • 3D Printed Stirling Engines for Education of Machine Design and Analysis 

      Clucas, D.; Gutschmidt, S. (University of Canterbury. Mechanical Engineering, 2016)
      The recent proliferation of low to medium cost additive manufacturing equipment opens a doorway to using the technology for aiding the education of many engineering principles. Stirling cycle engines are highly complex ...
    • 3D printing of porous media at the microstructural scale 

      Dimartino, S.; Fee, C.J.; Nawada, S.; Clucas, D.; Huber, T.; Gordon, A.; Dolamore, F. (University of Canterbury. Chemical and Process EngineeringUniversity of Canterbury. College Office (Engineering)University of Canterbury. Biomolecular Interaction Centre, 2014)
      What is superficially referred to as ‘packing quality’, a myriad of geometrical parameters governing the interrelations between pores, has only been measured post-hoc in the form of separation efficiency. While several ...
    • A 3D seismic velocity model for Canterbury, New Zealand for broadband ground motion simulation 

      Lee, R.L.; Bradley, B.A.; Pettinga, J.R.; Hughes, M.; Graves, R.W. (University of Canterbury. Civil and Natural Resources EngineeringUniversity of Canterbury. Geological Sciences, 2013)
      his poster presents the ongoing development of a 3D Canterbury seismic velocity model which will be used in physics-based hybrid broadband ground motion simulation of the 2010-2011 Canterbury earthquakes. Velocity models ...
    • A 3D seismic velocity model for Canterbury, New Zealand for broadband ground motion simulation 

      Lee, R.L.; Bradley, B.A.; Ghisetti, F.; Pettinga, J.R.; Hughes, M.W.; Thomson, E.M. (University of Canterbury. Civil and Natural Resources Engineering, 2014)
      This poster presents the on-going development of a new 3D seismic velocity model of Canterbury, New Zealand. The intention of the model is to provide the 3D crustal structure in the region at multiple length scales for ...
    • 3D time-lapse imaging of polygonal patterned ground in the McMurdo dry valleys of Antarctica 

      Godfrey, M.J.; Bannister, M.T.; Nobes, D.; Sletten, R.S. (University of Canterbury. Geological Sciences., 2008)
      We surveyed four sets of polygons at 0.5 m line spacing using 100 and 200 MHz antennas for 3D GPR imaging at two field locations in the McMurdo Dry Valleys of Antarctica, one in Victoria Valley and the other in Beacon Valley. ...
    • 3D Tree Mapping - Rethinking the DBH Tape 

      Morgenroth, J.; Gomez, C.; Miller, J. (University of Canterbury. School of Forestry, 2015)