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82 questions

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486
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2020-11-02 22:20:40 -0500 supra56 flag of Canada

Why pytesseract.image_to_data fails to recognize text?

106
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no
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-1
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2020-07-14 04:07:43 -0500 werther

edge detection in garden [closed]

422
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1
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2020-05-09 09:55:14 -0500 HYPEREGO flag of Italy

How does the Sobel operator handle gradients over 255?

8k
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1
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2020-03-10 23:17:14 -0500 frankcarey

TypeError: Expected cv::UMat for argument 'img'

108
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2019-12-16 11:25:16 -0500 Jiangnan Cai

how to get an edge from the unconnected points?

726
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1
answer
no
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2019-11-14 16:07:17 -0500 Martian

edge detection and contour extraction

611
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2019-11-10 21:12:39 -0500 andrewc

Detecting a fiducial/data matrix under variable lighting

124
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no
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2019-10-27 06:16:38 -0500 perseveranter

Open cv Python line detection

229
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2
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1
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2019-10-10 08:32:30 -0500 Jorge Diaz

No idea why the script gets this error code

67
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2019-10-08 04:16:56 -0500 ido12316

"Difficult" edge detection

553
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2019-09-26 03:04:05 -0500 saurabh162

How to find and save coordinates of squares in chess board [closed]

152
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1
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no
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2019-09-24 02:16:48 -0500 Witek flag of Poland

Scaning work place

934
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2019-05-24 03:13:02 -0500 crapthings

paper edge detection and perspective transform

1k
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1
answer
1
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2019-03-27 13:22:51 -0500 Zerok

automatically remove shadow and edge filling

417
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no
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no
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2019-03-07 18:14:43 -0500 bmi262

How to detect fuzzy edge of a raindrop

1k
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1
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no
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2019-02-22 11:00:17 -0500 Chris

make edges clearer in image

92
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no
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2019-02-11 08:32:27 -0500 AlexGrishaev

Average pixels along the edge

6k
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1
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2018-12-18 03:26:03 -0500 VxW

Using openCV python to detect concrete cracks

725
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1
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2018-12-01 10:27:47 -0500 supra56 flag of Canada

how to measure the size of object?

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2018-11-14 08:08:32 -0500 berak

How to detect overlapping objects in python.

399
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2018-09-19 00:40:58 -0500 RUCasul

Increasing segmentation depth using Watershed

641
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2
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no
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2018-08-31 02:32:03 -0500 Ziri

Circle detection

313
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2018-08-28 17:15:02 -0500 smorford

Detect fence-lines from aerial imagery?

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