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Why can "cv2.findContours()" return only one contour point？
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3
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102
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November 8, 2021
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How do transparent background of png image in opencv?
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10
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161
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October 29, 2021
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Angle of contour points
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1
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98
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October 23, 2021
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Difficulty to use cv2.adaptiveThreshold with the reflection problematic
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7
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104
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October 28, 2021
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Creating video with movement from images
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3
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118
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October 27, 2021
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findCirclesGrid
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1
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76
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October 28, 2021
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minEnclosingCircle is much slower than minAreaRect
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0
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72
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October 26, 2021
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Estimation of 3D pose of object from multi mono camera setup
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0
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97
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October 26, 2021
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Picture zero point?
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1
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60
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October 23, 2021
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Image Features & Image Alignment / Registration Question
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7
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130
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October 22, 2021
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Wide-angle or fisheye lens? The undistorted result and how to fix the perspective distortion
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7
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156
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October 21, 2021
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Update ROI of warp map using initUndistortRectifyMap()
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6
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80
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October 19, 2021
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LANCZOS4 downsampling
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4
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129
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October 18, 2021
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C++ opencv efficiently implements transparent masks and boundaries
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1
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67
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October 12, 2021
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Is there a cuda version of cv::FillConvexPoly()?
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7
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123
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October 11, 2021
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Median Blur is adding new colors to the image. Any way to avoid this?
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6
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98
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October 10, 2021
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Stopping overlapping images in opencv web cam view
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0
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56
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October 9, 2021
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warpPerspective but inverse homography
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4
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101
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October 9, 2021
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Quantifying relative values of disparity maps
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0
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69
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October 7, 2021
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Drawing ellipse
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1
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77
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October 7, 2021
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Visualizing edge image and accumulator in Hough Circle Transform
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2
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92
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October 5, 2021
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Grade 3 polynomial regression in python
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4
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58
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September 30, 2021
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What algorithm does calcBackProject implement?
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0
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41
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September 29, 2021
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What is the algorithm used in cornerSubPix?
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0
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44
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September 29, 2021
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Create Line Drawings from a Dataset
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7
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52
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September 28, 2021
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Identify head and tail of the fish
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1
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109
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September 23, 2021
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HoughCircles method: memory problem with large images
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6
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112
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September 21, 2021
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Crop defined area in countours
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9
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104
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September 18, 2021
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Question about sample script BasicLinearTransforms.py
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0
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44
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September 16, 2021
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How to use c++ opencv convert bgr(cv::Mat) to nv12(cv::Mat)
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2
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90
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September 14, 2021
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