UK Video Forensics Insights

Author: Carlton Purvis, Published on Jan 23, 2014

David Spreadborough has been a police officer in the UK for 23 years, a forensic video investigator for 10. In an interview, he shared with us some insights of forensic video investigation from across the pond.

In this interview we discuss:

  • *** ******* **** *****
  • ******* *****
  • *** *** **** **** **'* **** ******

Biggest ******* **** ********** *****

***** ** ******* ** ***** ** ************** ***** **** ******* cameras. *** ******* ******** ** ****************** **** ********** ***** ***** * ***** ** *** ********* in **** **** ********* ****** *** *****.**** ** *** ************* ** ************* ** *** ****** ******.

“** *** ******* ***** ******** ********* ******, ***** ** ******** 10 ***** **** ****** ** ******* ***** ********* *******. ****** to **** ** **** *** *** ******** **** **** ****** hold ***** ** ****,” ** ****.

*** ****, **’* **** ******* ******** * ******, ********, ********* engineering ******* ***** ********* ** **** *** ******* *** **** record, ** ***** ** ******* *****. *** *** ****, * homicide, *** ******* **** *** *****.

** **** ***’* ****** *** *** ** ******* ***** **** at *** ***, ** ***** ************** * *** ****** *** a *** **** ***********.

“** *** *** ** **** ** **** *** *** *** designed * ******* ****** ** *** ******** *** **** ** may **** ***** ** ** ******* *******, ** ** *** a ****** ** **** ******* ** ****** -- **’* **** to ** ** ** *** ******* *** **** ***,” ** said.

**** ***** **** *** *** **** ******, ** ****, ** if *** ************* ******** **** **** *** *** *********** ** see *** ******* ** ******* *****.

“******** ** **** ****** * *** ******, **’** ****** ** analysis ******** *** ** *** ***** ** *****. ********* ***’* put **** *********** [*** ** ******* *****] *** ***** *** they ******. * *** ************ ****** ****** **** * *** enforcement ****** ** ***** *******. **** ***** ** * ****** answer ** * ******* *******,” ** ****.

**** ***** **** *** *************, ** ****, ** ** *** ************* **** ***** ** standardized *******.

Old ******* ****** ********

*** ******* ** ** *********, ************* ****, *******, ** *** early ****, **** ********* *** *** **** ****** *************. “** still **** ****** ***** *********. **** *** **** ** ** years *** *** **** ***** ******** ** **** ** ****** the ****. *******, * *** ** ********* *** ******* *** idea **** **** **** ** ** **** ** *** *** evidence ** *** ***********,” ** ****.

Forensic ************* *** **** ** ******* ***** ** ***** *****

“******* ** * *** ** ********* **** ** ****. ******* it’s **** *** ***** **** *** **** *********. ** *** recover *** ***** ****, *** ** **** ***’* ******* *** index. ** **’* **** ** **** ***** ** ******* **** 16 ******* *** ** **** **** **’** ******* ** ******* the ***** ** ****,” ** ****. ** **** ***** **** empty ****** **** *** ******* ********* *** ******* ** **** a **** ****.

Video **** ********** ******* *****But even without the video available, there are still times where ********* ***** **** ** *********** **** ** **********.

** **** ** *** ********* ***** ***** **** ***** ** admissible ******* *** ****** *****: * ***** *** **** * person ** ** ****** ** * ********** ***** ** **** have ******* *** ***** ******** ** ***** *** * ****.

“******* **** **** ******* ** *** ***** **** **** *** jury ***, *** ***** ***** ***** **** ** *** ***** as ** ****** *******. ** ***** *** *** **** **** playing *** ***** **** *** **** ** *****,” ** ****.

******* ******** ** ** ** ******* *** ***** ******** ***** of * ***** ****** *** ******* ** ****, **** *** notes *** ********** ** ** ******** ******.

Who ****** ****** *****?

* ***** *** ** ** *** ********* *** *** ***** to ****** ***** ** ** *** ****** ********* ** ** it **********.

*** ***** ***** ******, ** **** ** *** ****** ********* knows **** ****’** ***** *** ******* *********, ***** *** ******* no ******. *** ****** ***** *********, ************* **** ******* *** the ***** ********* **** ** ******* ** ******* **** ****** pull ** ** ** *** *** **** ******.

“*** **** ******* ****, **’** ******** ** **** * ** an ******** ** *** **** *** ******* *** ******* ********,” he ****. **** ******** ******** *********** *** ********** *** *** was ** **** ** *** ****** *** *** ******** ******.

**** ********** ********** ***** *** *** ********* **** ***** ** the ***** *****, ****-****** ******** *** *****. **** **** **** the *********** ** *** ****.

“*** ** *** ***** ****** * ** [** * **** analysis] ** *** *** *** ** **. ****’* *** * gauge ******* *’* ***** ** ***** ** **** *** **** it **** **. *** ****** * ***** **, *** **** likely **’* ***** ** ***** ** *****.”

Power ** ***** *********

************* **** **** ** ******** ** *** *.*., ** *** UK, * ******* ***’* ******** ** ****** * ***** ************ system ** ****** ******* ** ******** ******** ** * ***** under ********* *** ******** ******** ***, *** ** ** *****, **’* ***** *** ** *** that *****. *** ***** *** ****** ******* ** ******* ***** or ****. *** *** **** **** ****’* *** ** *********.

“** **** ******* *** **** **** ** *** ** *********** when ** ***** ********* ** *** ******** ****’* **** ******* surveillance. ** **’** ******* ***** **** *** * **** ****** of ****, **’** *** **** * *** ***. ** **** buy ***** *** ** *** * ****. **** ** *** time ** *** *** ** **** ** ****,” ** ****. “Usually **** * ******* *** ****** ** **** *** **** we’ll ** ******* ** * *** *** **** *** ****.”

Cloud ******* * ****

********* *** **** ******* ************ ***-**** *******, *** ************* **** **** ***** ****** **** complicated *** ********* *************. **'* ****** *** ************* ** **** take *** *** *** **** ******** ****** ** *** ****.

Comments (6)

* ********* *** **. ** *** *********** *** ***** ********* to ******* *** *****, **** ** *** ******** ** ******* on * ******* ****** *** ******* *** ****** ******** *** also **** **** ** *** ******* *** ***** ******** *** on *** **** ******** *** ********* ******* ********.

*** ***** ******* ********** ** *** ***********? **** ** ** say, ** ****** *** ** **** *** *** ***** ******** due ** *** ******** *** ** *** ** ** ***** for ***.

**'** ******* ***** *** **. **** *** **** ******* *** 8 ****** ** ****** ***** *****....

**** ****'* *** *** *** *** ** *** ******* *****! The ********** **** ** **** ** **** *** ************ ***** for ***** **** **** *** ****** **** * *** ** new ** ** ********, *** ******** *** *** ******** ****** with * *** ********* *** *** **** *** ***********.

** * ***'* **** *** *** ******* *** **** ** on * ****** ******, ** *******, **** ** *** **** to *** ******** ******* *** **** ******* * ****** ** validation ***** ** ******* **** *** ****** **** ** ******.

** ***** *******, ** ******* * ****** ********, **** *** most ********* ***** *** **** **** *****.

* ****** *********** ****** *** * ***** ** ***** *** entire ****** *****, ******** *** ************ *** ** *** **. Luckily *** **** *** ****** ** * ******** ******** *****, but ******* ** ***** ******* *** *** ****** *****. ******* over *** ** **** ***** **** ***** **** *** * quick **** *** **** *** **** ** ***** * *** of ******.

** ***** ******* *** **** **** **** **** ** **** verification ****** ** ********* ** ***** **** *** * *** for *** ****.

**** *********** *******. ******.

* ***** **** ** **** *****'* ******* ** *** *** does ** **** *** ******* ** ********* *** ***** ******* itself. * ****** **** ********* ***** ** ***** ** * manual ****** *** ** * ****. **** ** *** *** method *** ****** *** ******** **** **** **********?

*****

** *****,

*** *** ***** - **'* * ******** **** ** *** .....

*** ******* *** ********* ** ***** **** ***** ** ***** into ***** ******** *********.

  1. ******** ***** ******** ***** ** ********* *********
  2. **** ***** ***** *** ******** ****** ****** **-**** ** ********
  3. ***** ******, **** ** *** ****** ****. ** ***** ***

** ** ********** ****** *** *** ******* ** *** ****** in ******** **** ** *********, ********* ** ******, ******* ******* etc **** **** ** ***** ***, **** *** ** ** exported **** *** ***** ****, *** *** ******* ** *** the ********** **** *** ** ** ******** **** **** *** scene/system.

* *** ** ******* / ***'* **** ********** ******** ******** but *** ********* *** ******** ** ******* ** *** *** the ****** **-****.

** *** **** ***** *** **** *** ****** *****.

*** ***** ** **** *** ******* *** ** ** ******** to ****** *** ** ***** ****** ** ** ********. **** could ** * ****** ******* **** * ***** ** * vehicle ******* ****.

*** ****** ** **** ** ****** *** *** ****** ***** captured ** **** ******** *** *****. ** ** ****** * manual **** ** ******** *** ****** ********** *** **** ****** that ******, ******* ****** ** **** ***** **** ****** **** the *******.

*** **** ********* **** *** **** ***** *** ******* ********** of ****** *** ******* * ***** *********. **** **** ****** finds *** ****** ******* / ****** ******** ** * ****** front **** ****** ** ******* - ** *** ** * real ************ *** **** *** ***** *** ******* *** ****** direction ** ** *************.

*** ****** ** **** ***** *** **** ******. * ****** one ** ****** ** ** ******** ***. ***** *** ** very **** ********* *** *** **** ** **** * ******* of ******.

***** ***** *** **** ******** ******* *** ******** *******. * person ****** * ***** ***** ******* ** *******. **** ***** an ********, **** **** **** **. ** *** ****** *** picture *** ******* ** *** ***** ****.

********* ********* ***** **** ** ************ *** **********. ***** ********** are **** ********** ** ******* ***** / ******** ***** ** light. *** ****** ********* **** ** *** ***** *** ***** after *** ****** ********, *** ******** ********** **** *** ****** UK!

**, ** *** ***** ** ** ************* ** *** **** as **** ** ******** *** ** ******* ********* *** **********, decisions *** **** **** ****** ******* ****.

***** ****** *** **** ****** * **** **** ******** ** many *****, ***** ***** ***** ** ******* *** **** ************* viewed *** *** * ****** ** ***** ***** **** **** it *** **********.

***** *** * *** ***** *** ********* ** ****** *****, set ******* ********** *** **** **** * ***** ****** *********. For ******** ***** *** ******* ***** *** ****** *** *** the ******** **** *** ** **** ** * *********. ** the ********** ******** *** ***** ********* *** ***** ** ** systems *** ********* **** *******.

**** **** ***** * ******?

** *****

****** *** *** ************* *** ********** ******.

*** **** ***********, * ** ******* *** * ********** ******* that ******** **** ******** ***** ** ****** ******** ****** **** recorded *****. ********* **** **** ****** ***** * ***** **********, and ***** ******** *** ******** ****** ******* ** *** ************. However, ** ** ******* **** ** *** *********** **** * video ************ ** *** ****** ****.

*'* ********** ** *** ***** ******* ** ******** ** **@*******.*** so ** *** ******* **** *******.

**** *******

*****

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