A template Bayesian network for combining forensic evidence on an item with an uncertain relation to the disputed activities.
An object of class bn.fit
. Refer to the documentation of bnlearn
for details.
A discrete Bayesian network for the evaluation of transfer evidence given activity level propositions considering a dispute about the relation of an item to one or more activities (Figure 2). The probabilities were given in the referenced paper. The vertices are:
Background DNA U on sweater (false, true);
DNA findings on sweater (false, true);
DNA U present on sweater (false, true);
DNA X present on sweater (false, true);
Who strangled person Y? (H1, H2);
Transfer of DNA X from X to sweater via X wearing sweater two weekd before incident (false, true);
Transfer of DNA U from U to sweater via U strangling Y (false, true);
Transfer of DNA X from X to sweater via X strangling Y (false, true);
Unknown person strangled person Y (false, true);
X wore sweater two weeks before incident (false, true);
Mr. X strangled person Y (false, true);
Vink, M., de Koeijer, J. A., & Sjerps, M. J. (2024). A template Bayesian network for combining forensic evidence on an item with an uncertain relation to the disputed activities. Forensic Science International: Synergy, 9, 100546.