Search Results - "Sjerps, Marjan"

From data to a validated score-based LR system: A practitioner’s guide by Leegwater, Anna Jeannette, Vergeer, Peter, Alberink, Ivo, van der Ham, Leen V., van de Wetering, Judith, El Harchaoui, Rachid, Bosma, Wauter, Ypma, Rolf J.F., Sjerps, Marjan J.

“…Likelihood ratios (LRs) are a useful measure of evidential strength. In forensic casework consisting of a flow of cases with essentially the same question and…”
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A probabilistic approach for the interpretation of RNA profiles as cell type evidence by de Zoete, Jacob, Curran, James, Sjerps, Marjan

“…Highlights • Existing methods for the interpretation of RNA profiles are discussed. • Two new probabilistic methods are introduced. • The limitations and…”
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An overview of log likelihood ratio cost in forensic science – Where is it used and what values can we expect? by van Lierop, Stijn, Ramos, Daniel, Sjerps, Marjan, Ypma, Rolf

“…There is increasing support for reporting evidential strength as a likelihood ratio (LR) and increasing interest in (semi-)automated LR systems. The…”
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Leveraging probabilistic peak detection to estimate baseline drift in complex chromatographic samples by Lopatka, Martin, Barcaru, Andrei, Sjerps, Marjan J., Vivó-Truyols, Gabriel

“…•Improved baseline estimation in highly saturated, low signal-to-noise chromatograms.•Novel use of probabilistic peak detection for defining asymmetric…”
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Class-conditional feature modeling for ignitable liquid classification with substantial substrate contribution in fire debris analysis by Lopatka, Martin, Sigman, Michael E, Sjerps, Marjan J, Williams, Mary R, Vivó-Truyols, Gabriel

“…Highlights • Novel data imputation emulates complex mixing condition seen in fire samples. • Forensic reference data form the basis of probabilistic statements…”
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Combining evidence in complex cases - a practical approach to interdisciplinary casework by de Koeijer, Jan A, Sjerps, Marjan J, Vergeer, Peter, Berger, Charles E.H

“…AbstractActivity level evaluations, although still a major challenge for many disciplines, bring a wealth of possibilities for a more formal approach to the…”
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Detection and Characterization of Ignitable Liquid Residues in Forensic Fire Debris Samples by Comprehensive Two-Dimensional Gas Chromatography by Sampat, Andjoe, van Daelen, Brenda, Lopatka, Martin, Mol, Hans, van der Weg, Guido, Vivó-Truyols, Gabriel, Sjerps, Marjan, Schoenmakers, Peter, van Asten, Arian

“…This study covers an extensive experimental design that was developed for creating simulated fire debris samples under controlled conditions for the detection…”
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Local Ion Signatures (LIS) for the examination of comprehensive two-dimensional gas chromatography applied to fire debris analysis by Lopatka, Martin, Sampat, Andjoe A., Jonkers, Steffan, Adutwum, Lawrence A., Mol, Hans G.J., van der Weg, Guido, Harynuk, James J., Schoenmakers, Peter J., van Asten, Arian, Sjerps, Marjan J., Vivó-Truyols, Gabriel

“…[Display omitted] Forensic examination of fire debris evidence is a notoriously difficult analytical task due to the complexity and variability of sample…”
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How clear is transparent? Reporting expert reasoning in legal cases by Sjerps, M. J., Berger, C. E. H.

“…Experts providing evidence in legal cases are universally recommended to be transparent, particularly in their reasoning, so that legal practitioners can…”
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Reporting DNA database matches: we need more research by Sjerps, Marjan

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Discussion paper: Reaction to Hamer and Thompson in LPR by Berger, C. E. H., Sjerps, M. J.

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Measuring calibration of likelihood-ratio systems: A comparison of four metrics, including a new metric devPAV by Vergeer, Peter, van Schaik, Yara, Sjerps, Marjan

“…Numerical likelihood-ratio (LR) systems aim to calculate evidential strength for forensic evidence evaluation. Calibration of such LR-systems is essential: one…”
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Why calibrating LR-systems is best practice. A reaction to “The evaluation of evidence for microspectrophotometry data using functional data analysis”, in FSI 305 by Vergeer, Peter, Alberink, Ivo, Sjerps, Marjan, Ypma, Rolf

“…In their paper “The evaluation of evidence for microspectrophotometry data using functional data analysis”, in FSI 305, Aitken et al. present a…”
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Error rates in forensic DNA analysis: Definition, numbers, impact and communication by Kloosterman, Ate, Sjerps, Marjan, Quak, Astrid

“…Abstract Forensic DNA casework is currently regarded as one of the most important types of forensic evidence, and important decisions in intelligence and…”
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Evidential value of duct tape comparison using loopbreaking patterns by van Dijk, Camille Diana, van Someren, Anoek, Visser, Richard, Sjerps, Marjan

“…•A new type of evidence for duct tape comparison is introduced: loopbreaking patterns.•Dynamic Bayesian Networks are used to model the loopbreaking patterns.•A…”
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Forensic potential of comprehensive two-dimensional gas chromatography by Sampat, Andjoe, Lopatka, Martin, Sjerps, Marjan, Vivo-Truyols, Gabriel, Schoenmakers, Peter, van Asten, Arian

“…•The application, potential, and limitations of GC × GC in forensic science were reviewed.•Only a limited number of publications were found using GC × GC for…”
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The evidential strength of a combination of corresponding class features in tire examination by Sjerps, Marjan, Alberink, Ivo, Visser, Richard, Stoel, Reinoud D.

“…Tire marks are an important type of forensic evidence as they are frequently encountered at crime scenes. When the tires of a suspect’s car are compared, the…”
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Performance Study of a Score‐based Likelihood Ratio System for Forensic Fingermark Comparison by Leegwater, Anna Jeannette, Meuwly, Didier, Sjerps, Marjan, Vergeer, Peter, Alberink, Ivo

“…In this article, the performance of a score‐based likelihood ratio (LR) system for comparisons of fingerprints with fingermarks is studied. The system is based…”
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Likelihood ratio method for the interpretation of iPhone health app data in digital forensics by Vink, M. (Marouschka), Sjerps, M.J. (Marjan), Boztas, A. (Abdul), van Zandwijk, J.P. (Jan Peter)

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Combining multiple pieces of evidence using a lower bound for the LR by de Zoete, Jacob, Sjerps, Marjan

“…Abstract In forensic casework it is common that multiple pieces of evidence are obtained in a single case. For the evaluation of such evidence, one cannot…”
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