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findChessboardCornersSB not working, detects only some corners
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1
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51
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July 1, 2025
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[OpenCV.js] Getting SIFT and FLANN to work
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7
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2432
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May 14, 2025
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How to use opacity in drawKeypoints or drawMatches?
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1
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41
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April 10, 2025
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Strange code in Fast Keypoint detector: (i - 3) % 3
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3
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28
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January 5, 2025
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Is traincascade and createsamples tools replaced by new?
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1
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51
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December 25, 2024
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Finding multiple instances of same object
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3
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1148
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August 31, 2021
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[opencv.js] support for findHomography()
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22
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4320
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October 22, 2024
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Global adjustment to avoid dragging error in Image stitching
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4
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574
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October 15, 2024
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Number of keypoints does not match number of descriptors
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1
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120
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June 7, 2024
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Is it possible to combine all of a video images to a large image?
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2
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160
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March 25, 2024
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Two image feature detect and match with some light reflect spots
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0
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123
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February 21, 2024
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BFMatcher limitation
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0
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174
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January 23, 2024
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Non-planar object tracking
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2
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308
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January 4, 2024
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Problems in aligning figures
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0
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279
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June 18, 2023
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OpenCV's cornerScore is different from FAST paper
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1
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395
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June 12, 2023
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FlannBasedMatcher raises (-215:Assertion failed) query.type() == type && indices.type() == CV_32S && dists.type() == dtype in function 'runKnnSearch_'
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2
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789
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June 6, 2023
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"OpenCV, overlaypatches , Dimensions of coords and onesTransposed matrices do not match!"
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1
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344
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May 31, 2023
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cv2.findChessboardCorners() running endlessly on certain images
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3
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871
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April 28, 2023
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Tracking a soccer field while camera pans/moves
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0
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806
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April 14, 2023
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Calculate SIFT keypoints for all given points
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4
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1592
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March 24, 2023
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Can I use USAC_MAGSAC with cv2.findHomography?
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1
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1909
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March 15, 2023
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Sift with Flann, results differs over iterations on same images
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9
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2392
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March 14, 2023
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How do I get DMatch coordinates in Java from Feature Detector?
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0
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323
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March 13, 2023
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OpenCV 4.7 Java DescriptorExtractor and DescriptorMatcher are missing, what do I use instead, no code in documenation
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2
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473
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March 13, 2023
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Algorithm Behind Fast Feature detector
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0
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561
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April 22, 2021
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Thread Safety for SURF.create(...)
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0
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438
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February 19, 2023
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Generating descriptors from keypoints using SIFT
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16
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1699
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February 16, 2023
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Trying to do image alignment with ORB + FLANN matcher
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1
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854
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January 16, 2023
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What keypoint data have been used in SIFT descriptor?
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0
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274
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November 14, 2022
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Feature2D, feature extraction, A problem
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2
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305
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November 8, 2022
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