GA/T 120-1995Forensic sciences - Terminology for video and image examination (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" drafted.

This document replaces GA/T 120-1995 "Glossary of Criminal Photography and Video". Compared with GA/T 120-1995, except for editorial changes, the main technical changes are as follows.

--- Changed the scope (see Chapter 1, Chapter 1 of the 1995 edition);

--- Deleted normative references (see Chapter 2 of the 1995 edition);

--- Changed terms and definitions (see 3.1, 3.1.11, 3.2, 3.3, 4.1, 4.3, 3, 3.1.10, 3.2, 3.3, 4, 4.2 of the 1995 edition);

--- Added vocabulary and definitions (see 3.3.51, 3.3.52);

--- Added relevant vocabulary in the "Video Image Inspection" chapter (see Chapter 5);

--- Deleted the chapter "criminal image processing" (see Chapter 5 of the 1995 edition).

Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.

1 Scope

This document specifies the basic vocabulary and definitions of forensic science video image inspection terms.

This document is applicable to criminal photography, criminal video recording, video image inspection, etc. in the field of forensic science, including professional standards and regulations for imaging technology.

professional vocabulary and terminology used in such documents.

2 Normative references

There are no normative references in this document.

3 Criminal photography

forensicphotography

In accordance with legal procedures, the use of photographic techniques to record, visualize and examine specialized technical activities related to crime-related objects.

3.1.1

Taking the scene of the case as the object of photographing, reflecting the location of the scene, the spatial relationship between the objects in the scene and their own conditions.

photograph.

3.1.2

Taking the whole scene and the surrounding environment as the photographing object, it is a special method that reflects the location of the crime scene and its relationship with the surrounding things.

photograph.

3.1.3

Taking the whole scene or the central area of the scene as the content of the photo, it reflects the whole scene of the scene and the special photography of the relationship between the various parts of the scene.

3.1.4

Record the conditions and characteristics of important parts or lots on the scene, as well as special photos of traces, objects and parts related to crime.

3.1.5

Record the small local conditions and various traces and objects found on the scene related to the crime to reflect their shape, size, characteristics, etc.

Special photography.

3.1.6

A method of taking pictures of objects in opposite directions and at equal distances.

3.1.7

A method of taking pictures of the subject at equal distances from several different directions.