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Ballistics Image Processing and Analysis for Firearm Identification
[chapter]
2009
Image Processing
Preserved Fulltext
All these would bring many difficulties to feature extracting and identifying. The lighting conditions for the image capturing of cartridge case is crucially importance. ...
Forensic ballistics imaging has the capacity to produce highresolution digital images of cartridge cases and projectiles for matching to a library of ballistics images [9] . ...
Ballistics Image Processing and Analysis for Firearm Identification, Image Processing, Yung-Sheng Chen (Ed.), ISBN: 978-953-307-026-1, InTech, Available from: http://www.intechopen.com/books/image-processing ...
doi:10.5772/7050
fatcat:k5es6ihxgfay7jhnhswm7vplcq
Firearm Classification Based on Numerical Features of the Firing Pin Impression
2012
Procedia Computer Science
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In this study, a total of 68 features of firing pin impression images -20 basic statistical features, and 48 geometric moment features up to the sixth orderwere extracted from three regions of the firing ...
In order to solve the crime cases, firearm identification is becoming vital. Unique marks are left on the bullet and the cartridge case when a firearm is fired. ...
In addition, special gratitude to University Kebangsaan Malaysia and the Ministry of Higher Education Malaysia (MOHE) for the Research Grant No. UKM-ST-06-FRGS0183-2010. ...
doi:10.1016/j.procs.2012.09.123
fatcat:hk6fj2zqcneafbbiydxhfv656u
Automated bullet-identification system based on surface topography techniques
2009
Wear
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A 3D quantitative approach for bullet identification is proposed in this paper. In this system the surface topography of the whole bullet can be acquired for analysis and identification. ...
In the past decade, engineers have created automated ballistics identification systems that meld traditional comparison microscopes with digital cameras, computers, huge databases, and image analysis techniques ...
Feature extraction of bullet marks based on surface topography techniques Firearm identification is concerned with two types of characteristics of firearm: class and individual. ...
doi:10.1016/j.wear.2008.04.081
fatcat:47yagruncnexrn27mw53wvmbc4
A survey of image processing techniques and statistics for ballistic specimens in forensic science
2013
Science & justice
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of recent investigations on the image processing techniques used to match spent bullets and cartridge cases. ...
We also provide a discussion of the strengths and weaknesses of these methods for both image matching and statistical uniqueness. ...
Comparing images of ballistic specimens After processing the images to remove noise and extract the objects of interest, we need to compare the images for a match. ...
doi:10.1016/j.scijus.2012.07.002
pmid:23601735
fatcat:ok7tmmxvgjbrrdj4yrporgj4yu
A Quick Fired Case-Firearm Determination from the 102 Mass Shooting Incidents in the U.S
2016
Foresic Research & Criminology International Journal
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Based on ballistic design features, ten categories of fired cartridge cases were collected and analyzed for a quick determination between a fired cartridge case and a firearm. ...
A quick determination of the type of a firearm involved is always a crucial factor for the police to process a shooting scene properly. ...
Finally, a ballistic design analysis with identification tips summarizes the key features of each individual type of fired cartridge case-firearm relationship. ...
doi:10.15406/frcij.2016.03.00088
fatcat:qsorb7zenfajrn7kmx3hni7dmm
Learning-based ballistic breech face impression image matching
2015
2015 IEEE 7th International Conference on Biometrics Theory, Applications and Systems (BTAS)
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Specifically, after a global alignment between the reference and probe images, we unroll them into the polar coordinate for robust feature extraction and global registration. ...
Ballistic images of a cartridge case or bullet carry distinct "fingerprints" of the firearm, which is the foundation of widely used forensic examination in criminal investigations. ...
Acknowledgment The authors thank Xiaoyu Zheng, John Song, Theodore Vorburger, Mingsi Tong, Gregoire Michaud, and the anonymous reviewers for their constructive comments. ...
doi:10.1109/btas.2015.7358774
dblp:conf/btas/RothCLJ15
fatcat:iphxlghf6jhklhaggtk7oritay
Topography measurements and applications in ballistics and tool mark identifications
2015
Surface Topography Metrology and Properties
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We describe here some of these measurement methods as well as several analytical methods for assessing similarities and differences among pairs of surfaces. ...
We also provide a few examples of research results to identify cartridge cases originating from the same firearm or tool marks produced by the same tool. ...
Acknowledgments The authors are grateful to J Yen and B Muralikrishnan for their review of the manuscript and to a number of experts for discussions and correspondence about their work, including S Levesque ...
doi:10.1088/2051-672x/4/1/013002
pmid:27182440
pmcid:PMC4864997
fatcat:3t5dto35vbdpje7y36rod7xjte
Interpol review of forensic firearm examination 2016-2019
2020
Forensic Science International: Synergy
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This review paper covers the relevant literature on forensic firearm examination from 2016 to 2019 as a part of the 19th Interpol International Forensic Science Managers Symposium. ...
The results of the comparison algorithm, using these extracted features, do not depend on image orientation and could for instance be applied as a preliminary, but fast search in a larger database. ...
The factors that influence the effectiveness of ballistic imaging databases were studied using Evofinder. Overall the effectiveness for bullets seems to be higher than for cartridge cases. ...
doi:10.1016/j.fsisyn.2020.01.008
pmid:33385138
pmcid:PMC7770411
fatcat:ld4ekjtvizhxblcw4ccd2gj4ky
Automatically matching topographical measurements of cartridge cases using a record linkage framework
[article]
2020
arXiv
pre-print
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Using a diverse collection of images of over 1,100 cartridge cases, we find that overall performance is generally improved using topographical data. ...
For automatic methods, a fuller investigation into their fairness and robustness is necessary before they can be deployed in practice. ...
Features for each record At an individual record level, the data need to be pre-processed before useful features can be extracted. ...
arXiv:2003.00060v1
fatcat:w5lacmhk6va6hps7v57rsy22qy
Content based information retrieval in forensic image databases
2002
Journal of Forensic Sciences
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Forensic image databases of fingerprints, faces, shoeprints, handwriting, cartridge cases, drugs tablets, and tool marks are described. ...
This paper gives an overview of the various available image databases and ways of searching these databases on image contents. ...
Ballistic Imaging Systems
Databases of Cartridge Cases 54 The methods of image matching applied in these systems are not known. ...
pmid:11908596
fatcat:jig4opuyc5ab3pgibdp2cecdty
Estimating error rates for firearm evidence identifications in forensic science
2018
Forensic Science International
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This paper describes the recently developed congruent matching cells (CMC) method for image comparisons, its application to firearm evidence identification, and its usage and initial tests for error rate ...
Four identification parameters are defined for quantifying both the topography similarity of the correlated cell pairs and the pattern congruency of the registered cell locations. ...
Fadul of the Miami-Dade Crime Lab and to T. Weller for providing test samples, to X. Zheng of NIST for providing the topography images, to R. Silver, R.M. Thompson, and S. Ballou of NIST for their ...
doi:10.1016/j.forsciint.2017.12.013
pmid:29331680
pmcid:PMC5961495
fatcat:ibiepgbh4ng6bh5uz33pbatxz4
Forensic surface metrology: tool mark evidence
2011
Scanning
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Finally, suggestions are made for practical courtroom application of CPT for assigning levels of confidence to SVM identifications of tool marks recorded with confocal microscopy. SCANNING 33: 1-7, ...
Extracted waviness profiles were processed with principal component analysis (PCA) for dimension reduction. ...
Gerard Petillo, independent forensic firearm examiner, for advice on this study and many valuable discussions. ...
doi:10.1002/sca.20251
pmid:21710632
fatcat:wv2z2gynq5dtfkg3rhr6rdajmm
Vibrational spectroscopy and chemometrics in GSR: review and current trend
2021
Egyptian Journal of Forensic Sciences
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Short conclusion As a final point, the end of part of this review deals with the applicability of chemometric methods in forensic ballistics. ...
We select to give an elaborate description of many significant tools established with their algorithm in admire of utilizing and accepting them by researchers not very aware with chemometrics. ...
When band procedure was done of organic and inorganic of GSR then GSLW, pre-processing was used for reducing the disperse features of every caliber and separating of residues based on caliber by PCA tool ...
doi:10.1186/s41935-021-00229-3
fatcat:xnmves2fenetneenb5wfzxb2aa
Allocation of Individual Attributes on Digital Images of the Firing Pin Traces
ВЫДЕЛЕНИЕ ИНДИВИДУАЛЬНЫХ ПРИЗНАКОВ НА ЦИФРОВЫХ ИЗОБРАЖЕНИЯХ СЛЕДОВ БОЙКОВ
2014
Izvestiya of Saratov University New Series Series Economics Management Law
ВЫДЕЛЕНИЕ ИНДИВИДУАЛЬНЫХ ПРИЗНАКОВ НА ЦИФРОВЫХ ИЗОБРАЖЕНИЯХ СЛЕДОВ БОЙКОВ
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Key words: traces of the firing pin, cartridge cases database, digital imaging, identification of weapons, automated ballistic identification system. ...
Efficient algorithms for feature extraction of the form of large irregularly shaped spots by applying the Wiener filter and method Niblek developed. ...
doi:10.18500/1994-2540-2014-14-1-2-181-186
fatcat:pyj3cqmnczgnpd7in4zwmcgste
DNA recovery from fired hollow point ammunition
2019
Australian Journal of Forensic Sciences
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Current methods for identification of cartridges and bullets from crime scenes involve the use of comparison microscopes for class and individual characteristics generated by the firearm. ...
Results for identification of those who have handled cartridge cases through DNA profiling has been found to be consistently reliable in controlled laboratory settings if appropriate and thorough recovery ...
Network for identification of the weapon. ...
doi:10.1080/00450618.2019.1568566
fatcat:wxrlmcl53nbnbgerep4hjp4qvy
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