Day 1

Welcome and introductions

8:30 a.m.–8:50 a.m.

  1. Purpose of the workshop
  2. Instructors
  3. Facilities
  4. NIJ website overview
  5. Agenda review

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Conventional approaches to fingerprint comparison

8:50 a.m.–10:00 a.m.

  1. Numeric approach
  2. Non-numeric approach
  3. The impact of the NAS report and other challenges

Presentation (PDF 1.1MB)

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Probability and forensic science, part 1

10:15 a.m.–11:00 a.m.

  1. Use and benefits of probability in forensic science
  2. The role of the likelihood ratio (LR)

Presentation (PDF 272kB)

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Probability software and fingerprint comparison

11:15 a.m.–12:15 p.m.

  1. Use of probability software in fingerprint comparison
  2. Benefits of a probabilistic approach to fingerprint comparison

Presentation (PDF 252kB)

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Introduction to practical exercises

1:00 p.m.–1:45 p.m.

  1. Explanation and demonstration of the FSS probability software
  2. Tips for evaluation of the performance of the LR mathematical model in evaluating the evidential weight of corresponding configurations of minutiæ

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Practical exercise 1

2:00 p.m.–2:45 p.m.

Practical exercise 2

2:45 p.m.–3:15 p.m.


Evaluation framework

3:30 p.m.–3:45 p.m.

  1. Use of the FSS probability software
  2. Integration of the software into ACE-V
  3. Framework for the evaluation of latent fingerprints using probability software
  4. Reporting probability-based fingerprint evidence

Presentation (PDF 332kB)

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Summary of day 1

4:30 p.m.–4:45 p.m.