Country: South Africa

Found 199 papers in total
Integrated and objective-oriented statistical process control
Integrated and objective-oriented statistical process control
2000,
Global competition and increased environmental concern have emphasized the...
Reliability and diagnostic of modular systems
Reliability and diagnostic of modular systems
2000,
Reliability and diagnostic are in general two problems discussed separately. Yet the...
Combinatorial methods in network reliability analysis
Combinatorial methods in network reliability analysis
2000,
In this paper, a stochastic network is an undirected graph with unreliable edges and...
Disjoint sum forms in reliability theory
Disjoint sum forms in reliability theory
2000,
The structure function ϕ of a binary monotone system is assumed to be known and...
Generalized models of repairable systems. A survey via stochastic processes formalism
Generalized models of repairable systems. A survey via stochastic processes formalism
2000,
In this article, we survey the developments in the generalised models of repairable...
A note on parametric availability
A note on parametric availability
2000,
Availability of a binary repairable system is generalised on the case when the quality...
Stochastic analysis of a two-unit system with vacation for the repair facility after m repairs
Stochastic analysis of a two-unit system with vacation for the repair facility after m repairs
2000,
Stochastic analysis of a two unit system with vacation period for the repair facility...
The future of industrial statistics
The future of industrial statistics
2000,
The field of industrial statistics traces its origins from the early part of the...
Detecting heteroscedasticity using a non-parametric regression technique
Detecting heteroscedasticity using a non-parametric regression technique
2000,
Most empirical research on detecting heteroscedasticity relies on parametric...
Community OR and OR for development: A South African perspective
Community OR and OR for development: A South African perspective
1999,
An overview is given of Community Operations Research and of the connection between OR...
Seeking optimality in fruit pulping schedules: A case study
Seeking optimality in fruit pulping schedules: A case study
1999,
The process of scheduling fruit pulping for the production of fruit juices is of great...
A study of convergence in the world economy
A study of convergence in the world economy
2000,
This paper considers the convergence in the world economy during 1960–1997,...
Possible implications of the price, cross-price and income elasticities of the demand for public road transport in the Cape Metropolitan Area – A co-integration analysis
Possible implications of the price, cross-price and income elasticities of the demand for public road transport in the Cape Metropolitan Area – A co-integration analysis
2001,
This article provides an application of co-integration analysis within the context of...
Optimizing investment performance through international diversification
Optimizing investment performance through international diversification
1999,
International portfolio diversification is often advocated as a way of enhancing...
Inflation targeting in South Africa: A VAR analysis
Inflation targeting in South Africa: A VAR analysis
2000,
The first part of the paper analyses CPI inflation targeting in an open economy...
Seasonal patterns on the Johannesburg Stock Exchange: Some new evidence
Seasonal patterns on the Johannesburg Stock Exchange: Some new evidence
2001,
The purpose of this study is to revisit earlier findings on seasonalities in South...
Verifying return-based style analysis using composition-based factor returns
Verifying return-based style analysis using composition-based factor returns
2001,
There are strong arguments for both the composition-based and returns-based approach...
Income inequality in South Africa – a statistical analysis
Income inequality in South Africa – a statistical analysis
2001,
Although South Africa is classified as an upper-middle income country, a large...
Dividend changes in South Africa: Indicative of the past or future?
Dividend changes in South Africa: Indicative of the past or future?
2001,
This study attempts to answer the question whether changes in dividends contain...
Forecasting cyclical turning points by means of a probabilistic approach: Some South African evidence
Forecasting cyclical turning points by means of a probabilistic approach: Some South African evidence
2001,
In this paper the effectiveness of ‘transplanting’ a forecasting method...
Advances in renewal decision making utilising the proportional hazards model with vibration covariates
Advances in renewal decision making utilising the proportional hazards model with vibration covariates
2000,
Increased competitiveness in the production world necessitates improved maintenance...
Bayesian highest posterior density intervals for the availability of a system with a ‘rest period’ for the repair facility
Bayesian highest posterior density intervals for the availability of a system with a ‘rest period’ for the repair facility
2001,
In this paper Bayesian estimation for the steady state availability of a one-unit...
Simulation in supply chains: An arena basis
Simulation in supply chains: An arena basis
2000,
The quest for global competitiveness brought about new business approaches, of which...
Sector diversification and second order risk
Sector diversification and second order risk
1999,
It is generally accepted that the average standard deviation (first order risk) of a...
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