• An object detection approach for cluttered images 

      Kok, R. (Stellenbosch : Stellenbosch University, 2003-12)
      ENGLISH ABSTRACT: We investigate object detection against cluttered backgrounds, based on the MINACE (Minimum Noise and Correlation Energy) filter. Application of the filter is followed by a suitable segmentation algorithm, ...
    • Object recognition and automatic selection in a Robotic Sorting Cell 

      Janse van Rensburg, Frederick Johannes (Stellenbosch : University of Stellenbosch, 2006-12)
      This thesis relates to the development of an automated sorting cell as part of a flexible manufacturing line, with the use of object recognition. Algorithms for each of the individual subsections creating the cell, ...
    • Object – oriented Steel Member Design Framework 

      Hewetson, C.G. (Stellenbosch : University of Stellenbosch, 2005-12)
      Adequate member design is a vital part of structural design. Current design software automates the design process by making use of the finite element model to create a design model. Although this is time effective, the ...
    • Object-oriented finite element framework 

      Olivier, Albertus Hendrik (Stellenbosch : Stellenbosch University, 2002-12)
      ENGLISH ABSTRACT: The role of the computer has changed from a calculation tool to a tool that supports human thinking. In this thesis fundamental aspects of the Finite Element method are mapped to an object model with ...
    • Object-oriented steel connection design framework 

      Willemse, G. E. (Grant Erin) (Stellenbosch : Stellenbosch University, 2004-12)
      ENGLISH ABSTRACT: Connections are a vitally important part of any structural framework. Thisstatement may seem obvious, yet it is surprisinghow often insufficient attention is given to the design of this essential aspect ...
    • Obstacle avoidance with a multicopter in a dynamic two-dimensional environment 

      Coetzee, Jacobus Stephanus (2017-03)
      ENGLISH ABSTRACT: In order to allow a multicopter to fly autonomously in a dynamic two-dimensional environment, a prototype obstacle avoidance system was developed. Included in this prototype avoidance system was the ...
    • Obstacle avoidance with optic flow 

      Craeye, Cian Alexander (Stellenbosch : Stellenbosch University, 2019-04)
      ENGLISH ABSTRACT: In order to determine the potential of using optical flow as an instrument for quadcopter navigation, a real-time depth estimation system was created. The system was programmed in Python and made use ...
    • Obtaining non-linear orthotropic material models for PVC-coated polyester via inverse bubble inflation 

      Jekel, Charles F. (Stellenbosch : Stellenbosch University, 2016-03)
      ENGLISH ABSTRACT: Uniaxial tests in the warp, fill, and 45° bias direction were performed on PVCcoated polyester to determine a non-linear orthotropic material model. Optimization was used to minimize the load displacement ...
    • Occupancy grid mapping using stereo vision 

      Burger, Alwyn Johannes (Stellenbosch : Stellenbosch University, 2015-03)
      ENGLISH ABSTRACT: This thesis investigates the use of stereo vision sensors for dense autonomous mapping. It characterises and analyses the errors made during the stereo matching process so measurements can be ...
    • The occurrence and extent of collapse settlement in residual granite in the Stellenbosch area 

      Gildenhuys, Nanine (Stellenbosch : University of Stellenbosch, 2010-12)
      ENGLISH ABSTRACT: Large areas of the earth’s surface are covered by soils that are susceptible to large decreases in bulk volume when they become saturated. These soils are termed collapsing soils and are very common in ...
    • Offline Parameter Estimation of a 18.5 kW Doubly fed induction generator 

      Eghbali Dogaheh, Seyed Hamed (Stellenbosch : Stellenbosch University, 2018-12)
      ENGLISH ABSTRACT: In the past years, technology advancements have allowed the wind energy to become one of the most economical forms of power generation in the field of renewable energies. Nowadays, wind turbines that ...
    • On alternative solution methods for solving approximate subproblems in SAO (Sequential Approximate Optimization) 

      Cronje, Marlize (Stellenbosch : Stellenbosch University, 2015-12)
      ENGLISH ABSTRACT: In this study, we focus our attention on sequential approximate optimization (SAO) techniques for large scale nonlinear constrained simulation based optimization problems, and aim to add to the efficiency ...
    • On monitoring and intelligence in an integrated manufacturing system 

      Fourie, Cornelius J. (Cornelius Jacobus) (Stellenbosch : Stellenbosch University, 2003-04)
      ENGLISH ABSTRACT: Some concepts of manufacturing on their own playa decisive role in manufacturing like Integration, Intelligence and Remote Monitoring. They have been tried and tested with great success in various ...
    • On optimizing high-latency asymmetric satellite TCP/IP 

      Coetzee, Charl (Stellenbosch : Stellenbosch University, 1999-10)
      ENGLISH ABSTRACT: The Transmission Control Protocol (TCP), part of the TCP/IP Internet Protocol Suite, is responsible for the reliable unicast delivery of popular Internet services such as web browsing, e-mail, and file ...
    • On prerequisites to large scale rollout of CSP in Southern Africa : models, plants and resources 

      Gauche, Paul (2010)
      A research lecture of the department of Mechanical and Mechatronic Engineering. This presentation provides a summary of the objectives and status of a PhD project by the author. The provisional title of the PhD is: ...
    • On the comparison of modern production management philosophies 

      Sinclair, M. (SAIIE, 1990)
      ENGLISH ABSTRACT: A variety of production management philosophies are discussed in the literature and implemented in industry. This paper will present a framework for the comparison of such management approaches. Each ...
    • On the impact of different system strategies on the material performance of selective laser melting- manufactured TI6AL4V components 

      Dimitrov, Dimitri; Becker, Thorsten Hermann; Yadroitsev, Igor; Booysen, Gerry (Southern African Institute for Industrial Engineering, 2016-11)
      ENGLISH ABSTRACT: Selective Laser Melting (SLM) is a powder-based additive manufacturing process that has gained substantial interest in recent years due to its feasibility of producing geometrically- complex metallic ...
    • On the use of WiMAX and Wi-Fi in a VANET to provide in-vehicle connectivity and media distribution 

      Mojela, Lerotholi S.; Booysen, Marthinus J. (IEEE -- Institute of Electrical and Electronics Engineers, 2013-02)
      The recent emergence of ubiquitous wireless connectivity and the increasing computational capacity of modern vehicles have triggered immense interest in the possibilities of vehicular connectivity. A plethora of potential ...
    • On the use of WiMAX and Wi-Fi in a VANET to provide in-vehicle connectivity and media distribution 

      Mojela, Lerotholi Solomon (Stellenbosch : Stellenbosch University, 2011-12)
      ENGLISH ABSTRACT: The recent emergence of ubiquitous wireless connectivity and the increasing computational capacity of modern vehicles have triggered immense interest in the possibilities of vehicular connectivity. A ...
    • On-board image quality assessment for a satellite 

      Marais, Izak van Zyl (Stellenbosch : University of Stellenbosch, 2009-03)
      The downloading of images is a bottleneck in the image acquisition chain for low earth orbit, remote sensing satellites. An on-board image quality assessment system could optimise use of available downlink time by ...