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Histogram

a graph of a frequency distribution in which rectangles with bases on the horizontal axis are given widths equal to the class intervals and heights equal to the corresponding frequencies.
Discussion—In digital images, a histogram is frequently used to document the number of pixels of a given brightness value (for example, 0-255).

Committee

Facial and Iris Identification

Date Added to Lexicon

01/15/2025

Standard Source (Designation Number Title of Standard. Publisher, Place, Year.)

ANSI/ASTM E1732-24e1 Standard Terminology Relating to Forensic Science. ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428, 2024. Source link

Reprinted, with permission, from ASTM E1732-24e1 Standard Terminology Relating to Forensic Science, copyright ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428. A copy of the complete standard is available from ASTM International, https://www.astm.org