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Determining Vehicle Crush Damage from a Photograph
- https://www.robsonforensic.com/articles/vehicle-crush-analysis-forensic-crash-reconstruction
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Crush Measurement with PhotoModeler
- https://www.photomodeler.com/pm-applications/pub-safety-forensics/crush/
- There are two ways PhotoModeler can be used to measure crush: a) using your own camera with access to the vehicle, and b) from photographs taken by a third party where the vehicle no longer exists. Examples of both techniques are given below. Also see the SAE papers on crush measurement on the Case Studies page. In addition, if you want to watch a video describing …
Obtain crush depth measurements from accident photos …
- https://www.youtube.com/watch?v=FoTZ8NgcGXo
- Help perform accident reconstructions, investigations, and speed analysis by obtaining 3D crush and damage measurements from archived photos of an accident s...
How to take measurements from a photograph
- https://professorsandcastle.com/2018/09/14/how-to-take-measurements-from-a-photograph/
- Drag a measurement line 1-2 then depress and hold the Alt key down to drag out a third line 3. The angle between the two lines is shown in the main toolbar. Multiple measurements. If you have multiple measurements to make on a single image there is a facility in Photoshop to create a measurement log and to export this as a Text-file.
Determination of Vehicle Crush from Two …
- https://www.jstor.org/stable/44632020
- The crush measurements obtained via two-image camera reverse-projection were compared with measurements made on an available damaged vehicle as part of a case study to evaluate differences between the two methods, the first being a procedure for quantifying damage given only photographs and the second being an available method for measurement of
Can you Measure Crush with an iPhone? - Lightpoint Scientific
- https://lightpointdata.com/articles/2014/1/20/can-you-measure-crush-with-an-iphone
- Recall, the maximum distance between corresponding points was 0.20 inches using Photomodeler and 0.16 inches using iWitness. This error, even when considering the inherent error in a DSLR-based project, will not translate into any notable error when performing a …
Crush Analysis - Collision Recon
- https://collisionrecon.com/crush-analysis/
- The study of crush damage has enabled crash reconstructionists to determine the various speeds of a vehicle involved in a collision, i.e. delta-V, impact speed, and post-impact speed. When using a crush analysis, we are determining the amount of energy required to do the damage. CG Consulting uses or looks at both a momentum and crush analysis ...
Equal Spacing NOT Required for Speed from Crush Calculations
- http://www.4n6xprt.com/WREX2016-4N6XPRT-poster.pdf
- CRUSH MEASUREMENTS 2006 Chevrolet Impala - Equally Spaced 2006 Chevrolet Impala - Non - Equally Spaced Average Crush Depth = 7.36 inches Average Crush Depth = 6.65 inches Crush Area 386 sq. inches Crush Area 348 sq. inches The corresponding MEASURED profiles represented by the GREEN line, can be seen and compared to
How do you measure an item in a photo? - The Big Tech Question
- https://bigtechquestion.com/2019/06/27/photography/measure-item-in-a-photo/
- Go to Photo Measure and then upload the photo containing the item you wish to measure. As the site explains, this method is really only good for getting rough estimates. Your photo will need to contain a reference item (such as the goal posts, in my example) that you know the rough length of, and this site works best when the reference item and the item you want to …
Low Speed Rear End Crash Analysis - PCBrake
- http://pcbrakeinc.com/epub/PCB_2_2015.pdf
- Crush depth measurements are not easily obtained from photographs. In many tests crush depth values are not published, and worse, often not even measured. I suspect that most reconstruction experts do not analyze low-speed crashes, and hence, experts ... Photographs and measurements of crush depth are always important for an accurate ...
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