Author:Sivakumar, V; Faduilhe, D; Bencherif, HDate:Jul 2006The lidar data collected for about 10 year’s period from 1994 to 2004 are used for the present study. The recorded raw data is in the form of photon count profiles with a height resolution of 300 m and time resolution of 120s. The method of ...Read more
Author:Taviv, I; Zunckel, M; Mahema, T; John, Juanette; Naidoo, MogeshDate:Oct 2006Need for informed decision making, history of fragmented and un-coordinated monitoring, framework for NAQIS-SAAQIS (output of NAQMPII) and metadata collection (output of NAQMPII).Read more
Author:Shaik, A; Tlale, NS; Bright, GDate:Dec 2008A low cost sensor system is envisaged that has 2 distinct routes for resolution enhancement in position detection. The main area for application of the sensor design would be in the food processing and packaging industry where position ...Read more
Author:Greben, JM; Elphinstone, CD; Holloway, Jennifer PDate:Sep 2011The CSIR has been involved in South African election night predictions since 1999 using a cluster prediction model based on the segmentation of the electorate according to voting behavior. In this paper these clusters are exploited in another ...Read more
Author:Roos, TH; Zwane, NX; Kruger, E; Perumal, S; Cathro, RDate:Sep 2007A 252m target-aligned research heliostat with closed-loop control, with a theoretical concentration of 80 suns, has been built at CSIR in South Africa. The heliostat has four degrees of freedom: Azimuth, Elevation, Rotation and Pitch. A control ...Read more
Author:Mokoena, Ntabiseng; Djonon Tsague, Hippolyte; Helberg, ADate:Dec 2016The ability to recognise face images under random pose is a task that is done effortlessly by human beings. However, for a computer system, recognising face images under varying poses still remains an open research area. Face recognition ...Read more
Author:Lee, SA; Webb, SJ; Jones, MQW; Durrheim, RJ; Ganerød, MDate:Oct 2013The Mesoproterozoic Pilanesberg Complex, South Africa, is the world’s largest alkaline intrusion. While surface field relationships suggest an inward dipping structure, it is unclear how these dips extend to depth. The 3D geometry of the ...Read more
Author:Curle, Ulyate ADate:Jul 2017The issue regarding globular grain shape and size has been a topic for semi-solid processing since the discovery of the technique. Semi-solid rheo-processing takes advantage of cooling a liquid metal alloy to the solid + liquid phase field, ...Read more
Author:De Beer, MorrisDate:Oct 2010The CSIR’s proprietary Stress-in-Motion (SIM) measurements provide rational descriptions of 1D, 2D and 3D tyre/road pavement stresses for: Road pavement design testing and evaluation, as well as tyre design, testing and evaluation.Read more
Author:Duvenhage, B; Delport, JP; Louis, ADate:Oct 2007A 3D visual analysis tool has been developed to add value to the SANDF's growing Ground Based Air Defence (GBAD) System of Systems simulation capability. A time based XML interface between the simulation and analysis tool, via a TCP connection ...Read more
Author:Oxtoby, Oliver F; Malan, AGDate:Jan 2011The authors describe the development of a 3D parallel Fluid–Structure–Interaction (FSI) solver and its application to benchmark problems. Fluid and solid domains are discretised using and edge-based finite-volume scheme for efficient parallel ...Read more
Author:Edwards, ADate:Sep 2009The Occupational Exposure Limit (OEL) for noise is legislated to be 85 dBA. However, owing to the energy of different frequencies the effect on the ear by sounds of different frequencies is known to vary. Also, there is recent evidence of the ...Read more
Author:Halland, K; Britz, KDate:Oct 2012The formal definition of abduction asks what needs to be added to a knowledge base to enable an observation to be entailed by the knowledge base. ABox abduction in description logics (DLs) asks what ABox statements need to be added to a DL ...Read more
Author:Debba, PraveshDate:Jul 2009This paper evaluates a spectral unmixing method for estimating the partial abundance of spectrally similar minerals in complex mixtures. The method requires formulation of a linear function of individual spectra of individual minerals. The ...Read more
Author:Naidoo, Dashnie; Maharaj, VJ; Moodley, N; Sewnarain, P; Ndlebe, VJDate:Jun 2010The research conducted by the Bioprospecting group to identify TB drug leads using the accelerated approach will be outlined. The Bioprospecting platform in collaboration with the South African National Botanical Institute (SANBI) has established ...Read more
Author:Naidoo, Dashnie; Maharaj, V; Steenkamp, PDate:01 Sep 2010The bioprospecting research group at CSIR biosciences undertakes research that taps into South Africa’s plant biodiversity with the aim of discovering natural products that can be used to develop new medicines effective against tuberculosis ...Read more
Author:Du Plessis, L; Strauss, PJ; Perrie, BD; Rossmann, DDate:Oct 2007This paper discusses the prediction of crack width using the International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM) model which predicts early age shrinkage. The model was modified to include ...Read more
Author:Gledhill, Irvy MADate:Nov 2011This study concludes the possession of a theoretical framework for arbitrary manoeuvre which allows us to keep an eye on transformations. In the theory, relative frame equations are useful in guiding us in what to look for. The code is in the ...Read more
Author:Makondo, Ndivhuwo; Rosman, Benjamin S; Hasegawa, ODate:May 2018Online learning of a robot’s inverse dynamics model for trajectory tracking necessitates an interaction between the robot and its environment to collect training data. This is challenging for physical robots in the real world, especially for ...Read more
Author:Gledhill, Irvy MA; Nordström, JDate:01 Sep 2010Practical requirements are now arising in which significant acceleration takes place during flight; 5th generation missiles, such as A-Darter, execute turns at 100 g, where g is the acceleration due to gravity, and thrust from propulsion ...Read more