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IPCV >> Feature Detection, Description and Matching > imextract_DescriptorSIFT

imextract_DescriptorSIFT

Computes the descriptors for a set of keypoints detected in an image with SIFT method.

Syntax

des = imextract_DescriptorSIFT(im1,fobj1);

Parameters

im1 :

Input image

fobj1 :

Features

des :

Descriptors for the features

Description

This function extracts the descriptors of an image's features with ORB method

Examples

S = imcreatechecker(8,4,[1 0.5]);
fobj = imdetect_SIFT(S);
imshow(S); plotfeature(fobj);
des = imextract_DescriptorSIFT(S,fobj);

See also

Authors

Bibliography

1. OpenCV 2.4 Online Documentation


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