Browsing Conference Publications by Title

Now showing items 2323-2342 of 5732

Hadeda: the noisy way to practice spelling vocabulary using a cell phone

Author: Butgereit, LL ; Botha, Adèle Date: May 2009 With the push to better school results in mathematics, science, and technology related subjects, often language education is moved into the background. In Africa, however, education is often not in the mother tongue of the learners. Pupils ... Read more
Halfphones: a backoff mechanism for Diphone Unit Selection Synthesis

Author: Louw, Johannes A ; Davel, M Date: Nov 2006 Diphone-based speech synthesis has been researched for many years, and some of the most successful concatenative synthesis systems employ diphones. Such systems can produce very intelligible synthetic speech, but tend not to sound completely ... Read more
Hand based visual intent recognition algorithm for wheelchair motion

Author: Luhandjula, T ; Djouani, K ; Hamam, Y ; Van Wyk, BJ ; Williams, Q Date: May 2010 This paper describes an algorithm for a visual human-machine interface that infers a person’s intention from the motion of the hand. Work in progress shows a proof of concept tested on static images. The context for which this solution is ... Read more
Hand-crafted programming objects and visual perception

Author: Smith, Andrew C Date: May 2009 Novice programmers on the fringe of mainstream computer programming face a number of obstacles such as computer literacy and mastering the programming language syntax. Two programming environments currently available are briefly discussed as ... Read more
Handbook to reduce the exposure of workers to dust.

Author: Meyer, C ; Du Plessis, JJL ; Oberholzer, JW Date: Apr 1996 An urgent need has been identified by the coal mining industry, the department of Mineral and energy affairs, and the unions regarding information to enable mine operators to address the dust problem. This handbook flows out of a SIMRAC funded ... Read more
Handcrafted physical syntax elements for illiterate children: initial concepts

Author: Smith, Andrew C Date: Jun 2008 The author presents two technology-augmented physical materials that illiterate coders can sculpt for use as physical syntax elements in a tangible early-programming learning environment. Two physical coding sequences are given. He concludes ... Read more
Handing over ownership of schools to learners

Author: Dlodlo, N ; Tolmay, JP ; Mvelase, P Date: Mar 2012 This research is about encouraging learners to participate in the management of their schools through technology and a constructivist approach. Learners populate a database with photos on the state of the school infrastructure, availability ... Read more
The handling of fruit reefer containers in the Cape Town container terminal

Author: Goedhals-Gerber, LL ; Stander, C ; van Dyk, E Date: Oct 2014 South Africa is one of the world’s largest fresh fruit exporters, exporting a vast number of different fruit types and cultivars. The fresh fruit industry has seen significant growth in the past few years with the future looking promising. ... Read more
Hard target LIDAR calibration for SO2

Author: Du Plessis, A ; Roberts, DE Date: 2006 Presentation on hard target LIDAR calibration for SO2. This project aimed at measuring the concentration of the atmospheric pollutants such as gases and mobile laser system for remote detection Read more
Hardfacing of aluminium alloys by means of metal matrix composites produced by laser surface alloying

Author: Pityana, Sisa L Date: Jun 2009 Metal matrix composite layers were formed on an aluminium substrate by means of laser surface alloying method. Aluminium 1200 was used as a host material and TiC particles were used as the reinforcement. The microstructure of the modified ... Read more
Hardware in the loop radar environment simulation on wideband DRFM platforms

Author: Strydom, JJ ; Cilliers, Jacques E ; Gouws, M ; Naicker, D ; Olivier, K Date: Oct 2012 This paper describes the development and testing of a digital radio frequency memory (DRFM) kernel, as well as some of the functionality which has been added to the system to make it a fully-fledged hardware in the loop (HIL) radar environment ... Read more
Hardware in the loop simulation of arbitrary magnitude shaped correlated radar clutter

Author: Strydom, JJ ; De Witt, JJ ; Cilliers, Jacques E Date: Oct 2014 This paper describes a simple process for the generation of arbitrary probability distributions of complex data with correlation from sample to sample, optimized for hardware in the loop radar environment simulation. Measured radar clutter ... Read more
Hardware in the loop testing and evaluation of seaborne search radars

Author: Strydom, JJ ; Cilliers, Jacques E ; McDonald, Andre M ; Olivier, K Date: Sep 2012 This presentation gives an overview of the testing and evaluation of seaborne search radars and the advances in DRFM technology. Read more
Harmful algal blooms and satellite earth observation

Author: Smith, Marie E Date: Jul 2022 The southern Benguela is divided into the West Coast and the South-West Coast regions owing to a change in coastline orientation at Cape Point. These biogeographic regions are reflected in both the make-up and frequency of phytoplankton blooms. ... Read more
Harnessing cyber-infrastructure for local scale climate change research in Africa

Author: Vahed, Anwar ; Engelbrecht, F ; Simonis, I ; Naidoo, M ; Sibolla, B ; Van Zyl, T ; McFerren, G Date: May 2012 Climate change poses a major threat to environmental sustainability. Africa in particular, is vulnerable with projected worsening food security, increased threats to public health, increased stress on surface water resources and a general ... Read more
Harnessing innovation in passenger transport research in Africa

Author: Mokonyama, Mathetha T ; Schnackenberg, E Date: Jul 2006 The paper provides the framework proposed by the newly established Built Environment Unit of CSIR, a public institution, to provide foresight driven research input into the passenger transport domain. This is modelled on the mandate of the ... Read more
Harvesting sunlight energy: a biophysics approach

Author: Smit, Jacoba E ; Grobler, AF ; Sparrow, RW Date: Apr 2011 The most efficient light harvesting and energy transfer systems are found in nature as part of the photosynthesis process. In the photosynthetic system light energy is absorbed by antenna chlorophylls and this energy is then passed onto a ... Read more
Has research and development contributed to improvements in safety and profitability of deep South African mines?

Author: Durrheim, RJ Date: Sep 2014 The remarkably rich and persistent gold and platinum deposits in South Africa stimulated the development of a deep mining industry. The challenges of mining laterally-extensive orebodies at depths as great as 4 km include high rock stress and ... Read more
Head to head battle of TV white space and WiFi for connecting developing regions

Author: Johnson, David ; Zlobinsky, Natasha ; Lysko, Albert A ; Lamola, Magdeline ; Hadzic, S ; Maliwatu, R ; Densmore, M Date: Dec 2016 TV White Space networks are gaining momentum worldwide as an important addition to the suite of wireless protocols available for connecting de-veloping regions. However, there has been no thorough investigation of scenarios where TV White ... Read more
Health and safety of underground workforce of paramount importance to the SA mining industry

Author: Schreiber, WL Date: Nov 2008 Underground mines are divided into ventilating districts. This means that two or more workings use the same ventalation air to cool and provide workers with breathable air. Every year, a substantial number of Self-Contained Self-Rescuers ... Read more

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Browsing Conference Publications by Title

Browsing Conference Publications by Title

Browse

All of ResearchSpace

This Collection

Quick Links

Legislation and compliance

General Enquiries

Social Connect