Method, apparatus, electronic device, computer program and computer readable recording medium for measuring inter-vehicle distance using driving image
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United States of America Patent
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Nov 14, 2023
Grant Date -
N/A
app pub date -
Sep 24, 2021
filing date -
Dec 6, 2018
priority date (Note) -
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Abstract
A method for measuring an inter-vehicle distance using a processor is provided. The method includes acquiring a driving image photographed by a photographing device of a first vehicle; detecting a second vehicle from the driving image and calculating a ratio between an image width of the detected second vehicle and an image width of a lane in which the second vehicle is located; determining a size class of the second vehicle among a plurality of size classes based on the calculated ratio; determining a width of the second vehicle based on the determined size class of the second vehicle; and calculating a distance from the photographing device to the second vehicle based on the determined width of the second vehicle, a focal length of the photographing device, and the image width of the second vehicle.
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