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16 terms

FVCC Remote Sensing L9

STUDY
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image parallax
the apparent shift in relative positions of objects when viewed (photographed) from different vantage points
stereoscopy
the science of preceicing depth with two eyes
nearer
the ______ the object, the greater the parallictic angle where the optical axes of the eyes converge
farther
the ______ the object, the smaller the angle
depth perception
our brain compares parallictic angles of objects to determine relative location
stereoscopic overlap
60 % of photo
stereoscopic parallax
the change in postion of an object form one photo to the next relative to the background
parallax of points
1. related to the elevation of the point
2. greater for higher points than lower points
related to the elevation
1. _______ __ ___ ________ of the point
greater for higher
2. _______ ___ _______ points than lower points
differential parallax
measure of small differences in parallax between two points
parallax equation conditions
1. less than 3 degrees of tilt
2. adjacent photos are taken from same altitude
3. PP's of both photos lie at same elevation
4. base of objects of interest are at the same elevation as PP
less than three
1. ___ ___ _____ degrees of tilt
same altitude
2. adjacent photos are taken from the ____ _______
same elevation
3. PP's of both photos lie at the ____ ______
base of objects
4. ___ __ ______ of interest are at the same elevation as PP