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Research and development

Likelihood Ratio Computation for Multivariate Trace Evidence

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Quantitative Methods for Forensic Footwear Analysis

January 2019

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Occurrence and Utility of Latent Print Correspondences That Are Insufficient for Identification

February 0018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Objective Comparison of Striated Toolmarks Produced from Ten Consecutively Manufactured Cold Chisels Measured by Contact and Optical Surface Profilometry and Comparison Microscopy

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Location Detection and Characterization in Mixtures of Dust Particles

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Integration of Pulp and Paper Fiber Microscopy into a Course on Forensic Paper Examination and Authentication of Historical Documents for Forensic Chemistry and Art Conservation

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Instrumental Analysis of Gunshot Residue—Reconstruction of Crime Scenes

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Implementation of 3D Technology, Analysis, and Statistics for Firearm and Toolmark Examinations

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Generalizing Across Forensic Comparative Science Disciplines

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Further Persistence Studies of PDMS Condom Lubricants

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Fracture Mechanics-Based Quantitative Matching of Forensic Evidence Fragments: B) Statistical Framework

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Forensic Sampling and Analysis from a Single Substrate: Surface Enhanced Raman Spectroscopy Followed by Paper Spray Mass Spectrometry

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Evaluation of Field-Portable GC-MS with SPME Sample Collection for Investigator Use at Fire Scenes

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Evaluation of Error Rates in the Determination of Duct Tape Fracture Matches

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Estimating Error Rates of Firearm Identifications Using the CMC Method

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Elemental Analysis of Adhesive Tapes as Forensic Evidence by LA-ICPMS and LIBS

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Developments in Footwear Investigations

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Development of Infrared Library Search Prefilters for Automotive Clear Coats from Simulated ATR Spectra

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Deep Learning in Handwriting Comparison

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Comparison of Intra-Roll Subclass Characteristics in Polymer Films

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Attenuated Total Reflection Infrared Microscopy and Charpy Impact Tester for Analysis of Automotive Paint Smears

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

Assessing and Reducing Variability in Friction Ridge Suitability Determinations

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

An Assessment of Head Hair Comparison via Protein Profiling

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).

A Comprehensive Research on Shoeprints RACs

January 2018

<p>This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.</p> <p>The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.</p> <p><a href="https://www.ojp.gov/pdffile1/nij/grants/304666.pdf">Review the conference proceedings (pdf, 161 pages)</a>.</p>
 

A Bayes Factor for Fingerprints, Using a Modified Approximate Bayesian Computation Approach

January 2018

This event brought together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.

The symposium was presented by the NIJ Forensic Technology Center of Excellence January 22-25, 2018.

Review the conference proceedings (pdf, 161 pages).