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Trends and Open Questions in Industrial Tracer Applications

 

作者: J. Guizerix,  

 

期刊: Isotopenpraxis Isotopes in Environmental and Health Studies  （Taylor Available online 1986）
卷期: Volume 22, issue 11  

页码: 377-381

 

ISSN:0021-1915

 

年代: 1986

 

DOI:10.1080/10256018608623705

 

出版商: Taylor & Francis Group

 

关键词: isotope applications;mathematical models;markov process;matrices;statistical models;stochastic processes;tracer techniques;transfer functions

 

数据来源: Taylor

 

摘要:

The assessment of trends in a given area can be considered as a projection for the future of a present situation resulting from an evolution in the past, analog to a problem of prediction in physics based on the estimation of first, second and third derivative. This exercise is a subjective one when, by analogy, the second and third derivatives are involved whereas main trends related to the first derivative are objectively perceived.

 

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