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MeasurementsDefenseconsultantVehicle Crush AnalysisTiming and Location of EvidenceTImeline from AudioCDAA Winter ConferenceShooter's Locationbody camera for deputies and officersRay TensingBody Camerainfant death settlementExcellent PresentationsAccidental ShootingforensicSingle Vehicle AccidentAnimation over VideoSeoul KoreaMuni Bus On-Board Camera SystemBallistic Trajectory AnalysisSouth Lake TahoeOperator LiabilityAutopsy ReportNieto Verdict3D Gunshot Wound Path ModelLaser Assisted PhotogrammetryPower Line Wire StrikeSan Francisco Intersectionscientific evidenceCDAACone of Uncertainty1000 HoursRadiologicalNational Newsnighttime visibility study3D Laser ScanningDr Judy MelinekMichael BrownSide BarsDetermine Degree of ErrorTrajectory RodsWitness TestimonyRadio Traffic AudioCrosswalkTrace back to shooter's locationMonte Carlo MethodExpert's PreparationReconstructionby eyeExplosionExpert WitnessCamera Lense Distortion911 Call AudioCrosswalk in ShadowForensic Expert Witness AssociationReporter InjuredSight ObstructionsSurgicalObjectionsGunshot Wound ModelingComplex Accident Scene ReconstructionPeer-ReviewedVideo Alignment.45 CaliberCA2RSExhibits FoundationCCSFSam DuboseProfessional AssociationIncident and Exemplar VehiclesShootingDetermine Driver's Eye ViewExemplar Life Sized IntersectionCriminalist3Ohio vs TensingCNNMedicalPlaintiffCraig FriesCalifornia District Attorneys AssociationConstruction WorkerRadio TrafficPersonal InjuryError AnalysisAnalysisevidence documentation2014 Annual Conferencehot topicVideo Capture Frame Rate3D Animation over Nighttime VideoLitigationSurgical AnimationCACLDCrush Analysissacramento settlementreconstruction analysisforensic mappingDownstream Benefits of 3D Laser ScanningConstruction Accident7 Days on Witness StandCalifornia Association of CriminalistsGPS AnalysisNighttime VideoComplete Analysisaccident reconstructionDemonstrative Exhibitsforensic expert3D AnimationFieldworkFirst Degree MurderCamera Lense Field of ViewNews VanForensic Science InternationalFerguson MOanimationPhysical EvidenceEmergency Deployment RecordersdepositionfilmFEWA SecretaryMistrialVehicle 3D Laser ScanLitigation Declarations7.6 Mile PursuitDriver's Eye VideoTestimonyCapital CrimeOld Way vs Best WayIllustrate Driver's Eye ViewBus vs. Pedestrianforensic consultantFEWAEye WitnessTrajectoryDavid vs. Goliath Case3D crime scene mapping3D Animation and Video CompositingMedical AnimationAssault Rifle911 CallVisibility StudiesCalifornia Association of Accident Reconstruction SpecialistsForensic AnimationVisible GeometryISO 17020Driver's Eye View ObstructionTrace Back AnalysisCalTranscollaborativeWire Strikecrash scene mappingLaser ScanningseachaoSpecific CalculationsWorld Forensic FestivalGuilty Verdict$84,000,000 VerdictsPhotogrammetryCross Examinationprofessional9.75 millionAR153D Working Modelnorthern california chapter.223Ballistic StudyOfficer Involved ShootingCalifornia Association of Crime Lab DirectorsPhotometryVariancesShadowNietoThe Working ModelMarco Topete MurderEye3d VisualizationVideo AnalysisNew Forensic TechnologyWitness Stand402 HearingBallistics AnalysisCAClargest infant death settlement in californiaNighttime Accident ReconstructionShadow AnalysisOISLaser ScanExpert's Analysis


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PSI Publishes in a Peer-Reviewed Journal

PSI's CEO Craig Fries, and our Director of 3D Services Joel Panock, are co-authors of a paper that has been accepted in the peer-reviewed Journal of Academic Forensic Pathology. Additional authors on the paper are Dr Judy Melinek, Brodie Butler and Dr. Mi…
PSI's CEO Craig Fries, and our Director of 3D Services Joel Panock, are co-authors of a paper that has been accepted in the peer-reviewed Journal of Academic Forensic Pathology.… http://precisionsim.com/blog/2016-blog-posts/oct-2016-blog-posts/psi-publishes-peer-reviewed-journal/

Completed! PSI's Ballistic Trajectory Study and Analysis

After much ado and late hours in the lab crunching numbers, PSI has completed its Ballistic Trajectory Study and Analysis. Conceived to test a working theory I first used in a capital punishment case in 2010, this study aimed to determine just how accura…
After much ado and late hours in the lab crunching numbers, PSI has completed its Ballistic Trajectory Study and Analysis. Conceived to test a working theory I first used in a… http://precisionsim.com/blog/2015-blog-posts/may-2015-blog-posts/completed-psis-ballistic-trajectory-study-and-analysis/

The Statistics of Ballistics: Predicting the Shooter's Location

PSI has completed the fieldwork for our long awaited ballistic trajectory analysis and I have begun analyzing the statistical portion of the field test data. Calculating variances within and across the test conditions, looking for patterns and determining…
PSI has completed the fieldwork for our long awaited ballistic trajectory analysis and I have begun analyzing the statistical portion of the field test data. Calculating… http://precisionsim.com/blog/2014-blog-posts/dec-2014-blog-posts/statistics-ballistics-predicting-shooters-location/

Faster Than a Speeding Bullet! How Fast is That?

PSI has completed the fieldwork portion of the Ballistic Trajectory study I posted on earlier. We performed the study at the Sacramento County Gun Range in Sloughhouse, CA. The total time in the field was approximately 8 hours. Two weapon calibers were te…
PSI has completed the fieldwork portion of the Ballistic Trajectory study I posted on earlier. We performed the study at the Sacramento County Gun Range in Sloughhouse, CA.… http://precisionsim.com/blog/2014-blog-posts/dec-2014-blog-posts/fast-speeding-bullet-how-fast/

Michael Brown: An Illustrated Analysis of the Ballistics Data

Unless you live in a cave, you are aware that the grand jury reached a decision in the shooting of Michael Brown. The jury’s decision not to indict Ferguson police officer Darren Wilson has resulted in high emotions and heated debate over the state of rac…
Unless you live in a cave, you are aware that the grand jury reached a decision in the shooting of Michael Brown. The jury’s decision not to indict Ferguson police officer… http://precisionsim.com/blog/2014-blog-posts/dec-2014-blog-posts/michael-brown-illustrated-analysis-ballistics-data/