Evaluation of links in heroin seizures

被引:22
作者
Dujourdy, L [1 ]
Barbati, G
Taroni, F
Guéniat, O
Esseiva, P
Anglada, F
Margot, P
机构
[1] Univ Lausanne, Inst Police Sci & Criminol, BCH, CH-1015 Lausanne, Switzerland
[2] Univ Lausanne, Inst Med Legale, CH-1005 Lausanne, Switzerland
[3] Police Cantonale Neuchateloise, CH-2006 Neuchatel, Switzerland
关键词
drug profiling; cosine function modelling; Bayes' theorem; likelihood ratio; evidence evaluation; diacetylmorphine;
D O I
10.1016/S0379-0738(02)00432-2
中图分类号
DF [法律]; D9 [法律]; R [医药、卫生];
学科分类号
0301 ; 10 ;
摘要
The evaluation of a link between two heroin seizures using a descriptive method is presented. It is based on the measure of the angles between two chromatograms assimilated to vectors, and interpreted using a continuous approach based on the likelihood ratio of Bayes' theorem. A complete evaluation model thus avoids the drawbacks of decision thresholds used until now to establish a link. Validation is obtained through tests and simulation methods. (C) 2002 Elsevier Science Ireland Ltd. All rights reserved.
引用
收藏
页码:171 / 183
页数:13
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