Recent questions tagged OpenCV

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opencv - java.lang.UnsatisfiedLinkError: Native Library XXX.so already loaded in another classloader

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.6k views

opencv - sift = cv2.xfeatures2d.SIFT_create() not working even though have contrib installed

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 834 views

opencv - Extracting DCT coefficients from encoded images and video

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 946 views

opencv - Face Detection in Android?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 931 views

opencv - Displaying stitched images together without cutoff using warpAffine

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

opencv - How to reduce number of classes in YOLOv3 files?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.5k views

opencv - I want to change the colors in image with python from specific color range to another color

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.5k views

opencv - Simple and fast method to compare images for similarity

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 972 views

opencv - Is there a way to detect if an image is blurry?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 939 views

opencv - CV - Extract differences between two images

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

opencv - Computing camera pose with homography matrix based on 4 coplanar points

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

opencv - Computing x,y coordinate (3D) from image point

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 847 views

opencv - How to verify the correctness of calibration of a webcam?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.3k views

opencv - Python Extract number from simple Image