Purpose of light-sight operation; concept of measurement of information cues and weakening of cues by lighting method; auto-correlation is average product of contrast values of each pair of neighboring contrasts relative to average square of all contrast values, in scene being measured; autocorrelation function gives clue to probable population of contrast clues; apparatus devised by E.R.KR ETZNER to measure autocorrelation and results obtained.
Measurement of visual information cues
Illum Eng
Illuminating Engineering ; 56 , n 6
1961
11 pages
Aufsatz (Zeitschrift)
Englisch
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