Our goal is to share how CSAFE research directly impacts the forensic science community. To connect you with the latest advancements, our team publicizes research results in peer-reviewed scientific journals and at worldwide forensic science conferences.
Below you will find links to full publications resulting from center research, as well as copies of recent presentation slides. Looking for more CSAFE products? Find research tools and datasets in our resources section.
Materials By Research Area
Found 253 Results
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A New Algorithm for Source Identification of Look-alike Footwear Impressions Based on Automatic Alignment
Type: Presentation Slides Research Area(s): Footwear
Published: 2022 | By: Hana Lee
Presentation at the International Association for Identification
Unpacking the Sources of Error in Forensic Evidence
Type: Publication Research Area(s): Implementation and Practice
Published: 2021 | By: Brandon Garrett
An overview of the Autopsy of a Crime Lab book and the ways in which error can occur in forensic evidence
Affect of Manufacturer Finishing Methods on Subclass Characteristics Production on Breech Faces
Type: Presentation Slides Research Area(s): Firearms and Toolmarks
Published: 2022 | By: Veronica Franklin
The following is a presentation given at Association for Firearms and Toolmarks (AFTE) (2022).
An Algorithm for Forensic Toolmark Comparisons
Type: Presentation Slides Research Area(s): Firearms and Toolmarks
Published: 2022 | By: Maria Cuellar
Forensic handheld toolmark examiners currently compare toolmarks (e.g. scratch marks on wire found as part of an explosive device, or on a door frame after someone broke into a house) by observing 2D images and subjectively deciding whether two marks…
Automatic Detection of Android Steganography Apps via Symbolic Execution and Tree Matching
Type: Publication Research Area(s): Digital
Published: 2021 | By: Wenhao Chen
The recent focus of cyber security on automated detection of malware for Android apps has omitted the study of some apps used for “legitimate” purposes, such as steganography apps. Mobile steganography apps can be used for delivering harmful messages, and…
Center for Statistics and Application in Forensic Evidence Update
Type: Publication Research Area(s): Footwear,Forensic Statistics,Handwriting
Published: 2022 | By: Alicia Carriquiry
The information below highlights a sample of current research initiatives led by the CSAFE team. Additional accomplishments in other forensic science disciplines will be discussed in subsequent issues of Forensic Science Review. Visit the CSAFE website www.forensicstats.org to learn more…
Revisiting the Likelihood Ratio: A Gentle Introduction and Some Examples
Type: Presentation Slides Research Area(s):
Published: 2022 | By: Alicia Carriquiry
Studying Reproducibility and Repeatability for Pattern Evidence Comparisons
Type: Presentation Slides Research Area(s):
Published: 2022 | By: Hina Arora
The forensics community has recently conducted black-box studies to establish the accuracy and reliability of subjective forensic examination decisions. We have developed a statistical framework to assess the reliability of such subjective decisions that may be on different scales, for…
Autopsy of a Crime Lab: Addressing the Sources of Error in Forensics
Type: Presentation Slides Research Area(s): Implementation and Practice
Published: 2022 | By: Brandon Garrett
Keynote presentation: Autopsy of a Crime Lab book and overview of IMPL 1 Project Area
Automatic Class Characteristic Recognition in Shoe Tread Images
Type: Presentation Slides Research Area(s): Footwear
Published: 2022 | By: Jayden Stack
One of the fundamental problems in footwear forensics is that the distribution of class characteristics in the local population is not currently knowable. Surveillance devices for gathering this data are just half of the battle — it is also necessary…
Exploration of Subclass Characteristics Manufacturing
Type: Presentation Slides Research Area(s): Firearms and Toolmarks
Published: 2021 | By: Veronica Franklin
A webinar presented during the Forensic Technology Center of Excellence (FTCoE0 Firearm and Toolmark webinar series on the progress of our CSAFE project. This study assesses the production of subclass characteristics during the manufacturing of breech faces by three different…
Authors’ Response to Commentary on: Liu Y, Attinger D, De Brabanter K. Automatic classification of bloodstain patterns caused by gunshot and blunt impact at various distances
Type: Publication Research Area(s): Bloodstain
Published: 2020 | By: Daniel Attinger
The Commentary by A. Keten makes the case for considering evaporation and coagulation in research and applications of the forensic discipline of bloodstain pattern analysis (BPA). The author also mentions two important facts: first, blood stains are often present in…
Does Image Editing Improve the Quality of Latent Prints? An Analysis of Image‐Enhancement Techniques in One Crime Laboratory
Type: Presentation Slides Research Area(s): Implementation and Practice,Latent Print
Published: 2022 | By: Brett Gardner
The following was presented at the 74th Annual Scientific Conference of the American Academy of Forensic Sciences (AAFS), Seattle, Washington, February 21-25, 2022
What types of information can and do latent print examiners review? A survey of practicing examiners
Type: Presentation Slides Research Area(s): Implementation and Practice,Latent Print
Published: 2022 | By: Brett Gardner
The following was presented at the 74th Annual Scientific Conference of the American Academy of Forensic Sciences (AAFS), Seattle, Washington, February 21-25, 2022.
Investigative Leads in Latent Prints: A Comparison of Laboratory Procedures
Type: Presentation Slides Research Area(s): Implementation and Practice,Latent Print
Published: 2022 | By: Amanda Wilson
The following was presented at the 74th Annual Scientific Conference of the American Academy of Forensic Sciences (AAFS), Seattle, Washington, February 21-25, 2022.
Characterizing verification and blind proficiency testing at forensic laboratories
Type: Presentation Slides Research Area(s): Implementation and Practice,Latent Print
Published: 2022 | By: Maddisen Neuman
The 2014 Bureau of Justice survey of publicly funded forensic crime laboratories found that while 97% of the country’s 409 public forensic labs reported using some kind of proficiency testing, only 10% reported using blind tests (Burch et al, 2016).…
Likelihood Ratios for Categorical Evidence With Applications in Digital Evidence
Type: Presentation Slides Research Area(s): Digital,Forensic Statistics
Published: 2022 | By: Rachel Longjohn
The following poster was presented at the 74th Annual Scientific Conference of the American Academy of Forensic Sciences (AAFS), Seattle, Washington, February 21-25, 2022.
How do latent print examiners perceive blind proficiency testing? A survey of practicing examiners
Type: Presentation Slides Research Area(s): Implementation and Practice,Latent Print
Published: 2022 | By: Brett Gardner
The current study sought to explore perceptions of BPT among practicing latent print examiners and determine whether such beliefs varied between examiners who work for laboratories with and without BPT. Overall, opinions regarding the value of BPT to accurately assess…
Statistical support for weight of evidence determinations of handwriting evidence
Type: Presentation Slides Research Area(s): Forensic Statistics,Handwriting
Published: 2021 | By: Danica Ommen
Handwriting analysis is conducted through the expertise of Forensic Document Examiners (FDEs) by visually comparing writing samples. Through their training and years of experience, FDEs are able to recognize critical characteristics of writing to evaluate the evidence of writership. In…
Score-Based Likelihood Ratios for Camera Device Identification Using Cameras of the Same Brand for the Alternative Device Population
Type: Presentation Slides Research Area(s): Digital
Published: 2022 | By: Stephanie Reinders
Score-based likelihood ratios are a statistical method for quantifying the weight of evidence and have been used in many areas of forensics, including camera device identification1,2,3. Small sensor imperfections caused during manufacturing, called photo response non-uniformity4, leave identifying features, called…
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