Faculty of Science & Technology: Recent submissions
Now showing items 41-60 of 200
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An initial framework of contexts for designing usable intelligent tutoring system
(1998)The notion of context has been an issue of research in various aspects of intelligent systems such as knowledge management, natural language processing, reasoning and so on. This paper focuses on the various contexts ... -
Development of a user-friendly interface for the creation of user elements
(1996)The solution of the basic equations relating stiffness, displacement and force in finite element analysis is not trivial, partially due to the large numbers of equations involved. Various techniques have been developed for ... -
Automated Forward Modelling and its Results for Substorms and Sawtooth Events
(2008-06-18)Automated Forward Modelling is used to contrast quantitative aspects of substorms and sawtooth events. -
Intelligent Tutoring Tools in a Computer Integrated Learning Environment for introductory numeric disciplines
(1997)Research in the field of Intelligent Tutoring Systems has failed to provide any substantial or viable systems that could be used in real academic environments. This situation appears to be the result of two factors: first, ... -
Automated Regional Modelling (ARM) for characterization of the substorm current wedge
(2008-04-30)Some characteristics of substorms may be determined through use of an electrojet forward modelling approach. These include the amplitude of cross-meridian electric current (0.2 to 1 MA typically), timescales (about 20 ... -
Designing the Undesignable: Social Software and Control
(2008-02-28)In this presentation, Dr. Jon Dron will discuss his recently published article, “Designing the undesignable: Social Software and Control”. In this article, Dr Dron states that social software, such as blogs, wikis, tagging ... -
Resurrecting Napier's Bones
(2008-01-30)This is a demonstration of a set of rods which John Napier invented in the early seventeenth century to make multiplication easier and faster, annotated with short historical commentaries. -
An Evening Sector Ps 6 - Omega Band Event
(2008-01-29)Abstract. Ps 6 magnetic disturbances and associated optical forms known as omega bands are usually associated with the morning sector. Some evidence for similar phenomenology in the evening sector has been presented ... -
Quiet Reflections: my 100+ best photographs
(2008-01-24) -
Pravention von Karzinomerkrankungen durch Beta-Karotin
(Vitamine Mineralstoffe Spurenelemente, 1988)Die magliche Rollevon Beta-Karotin als krebsverhiitendem Nahrungsbestandteil wird erortert. Prospektive und retrospektive Studien am Menschen deuten sehr stark daraufhin. daB Beta-Karotin eine krebsverhiitende Wirkung ... -
Diet, blood lipids and coronary heart disease: current controversies
(South African Medical Journal, 1994) -
Changes in pH and levels of B-glucosidase, B-glucuronidase and reducing activity as food residue passes along the mouse colon
(Journal of Nutrition, Growth and Cancer, 1985)The contents were collected from successive regions of the colon of Swiss mice. Ana(vses show that the pH rises by about 0.55 pH units between the cecum and the distal colon. The level of p-glucuronidase falls sharply, ... -
Role of selenium and cabbage in colon carcinogenesis in mice.
(Journal of the National Cancer Institute, 1987)The influence of dietary selenium and cabbage on the formation of colon tumors in female Swiss mice treated with 1,2.dimethylhydrazine [(DMH) CAS: 540-73-8] was reported. Mice received a control diet (laboratory chow), ... -
Dietary fats in health
(Journal of Nutrition, Growth and Cancer, 1985)This review examines the relationship between dietary fat intake and health. ,Heal produced by modem farming methods has a high fat content in comparison with its natural counterpart and, furthermore, the fat is low in ... -
Physicians and health promotion
(Canadian Medical Association Journal, 2005-12-05) -
Survey of nutrition knowledge of Canadian physicians
(Journal of the American College of Nutrition, 1999)Objectives: Previous reports have indicated that physicians generally have little training in nutrition and a poor knowledge of the subject. A survey was carried out to determine the nutrition knowledge of physicians working ... -
Blood cholesterol and coronary heart disease: changing perspectives
(Journal of the Royal Society of Medicine, 1994)There has been much controversy concerning the value of efforts to reduce blood cholesterol levels. In this contribution, the risks and benefits of interventions are discussed. Lowering cholesterol level by drugs is ... -
Diabetic control, dietary intake and barriers to dietary compliance in black type 2 diabetic patients attending primary health-care services
(Public Health Nutrition, 2002)Objective: To determine the dietary intake, practices, knowledge and barriers to dietary compliance of black South African type 2 diabetic patients attending primary health-care services in urban and rural areas. Design: ... -
Towards a new system of health: the challenge of western disease
(Journal of Community Health, 1993)Over the last three decades, the concept of Western disease has become well established. Medicine has approached this group of diseases by searching for new cures but has achieved relatively little success. We argue ...