apparent slope

apparent slope

[ə′pa·rənt ′slōp]
(graphic arts)
A true slope that appears vertically distorted or exaggerated in air photographs viewed with a stereoscope.
References in periodicals archive ?
The measured apparent slope of grain occurrence on the 800 specimens dried was not important as expected, resulting in a mean value of 1.
The measured apparent slope of grain occurrence on hem-fir baby squares was not important as expected, resulting in a mean value of 1.