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Using python OpenCV to crop an image based on reference marks

score 82 · Answer 1 · 2024-03-28T08:01:51.717000

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Using python OpenCV to crop an image based on reference marks

82 views Asked by Timothy Tuti At 28 March 2024 at 08:01

score 110 · Answer 2 · 2024-01-31T15:37:29.233000

Detect if a checkbox is checked OpenCV

110 views Asked by carousallie At 31 January 2024 at 15:37

score 192 · Answer 3 · 2023-12-25T00:22:12.313000

How to detect rectangles and rotate them in the correct direction in image

192 views Asked by YSKM At 25 December 2023 at 00:22

score 228 · Answer 4 · 2023-12-07T11:33:39.223000

How can I read answer sheet with python opencv?

228 views Asked by Ali KAYA At 07 December 2023 at 11:33

score 104 · Answer 5 · 2023-12-05T19:19:44.870000

plot bboxes detected in transformed image in original image

104 views Asked by Reza shahriari At 05 December 2023 at 19:19

score 53 · Answer 6 · 2023-09-22T11:19:56.670000

Detecting rectangular corners with python cv2

53 views Asked by guy blau At 22 September 2023 at 11:19

score 91 · Answer 7 · 2023-09-03T15:21:21.470000

CV2 - rectangular detecting issue

91 views Asked by guy blau At 03 September 2023 at 15:21

score 72 · Answer 8 · 2023-08-11T16:14:50.597000

How to extract pencil markings from the below sheet using opencv in python

72 views Asked by Rohan Chhabra At 11 August 2023 at 16:14

score 93 · Answer 9 · 2023-08-01T10:23:56.423000

Hough Gradient Method misses some circles

93 views Asked by PaulS At 01 August 2023 at 10:23

score 177 · Answer 10 · 2023-07-08T14:10:20.150000

OpenCV: How to extract the inner area of a series of rectangles that are arranged in a particular way?

177 views Asked by wiki At 08 July 2023 at 14:10

score 237 · Answer 11 · 2023-06-13T09:53:52.317000

How to get the marked answer from a OMR Sheet?

237 views Asked by S M At 13 June 2023 at 09:53

score 64 · Answer 12 · 2023-03-03T16:39:43.467000

Line 21, in <module> image_id = annotation['image_id'] TypeError: string indices must be integers, not 'str'

64 views Asked by KLETIKA At 03 March 2023 at 16:39

score 102 · Answer 13 · 2022-12-02T22:54:58.740000

Handwritten cross inside a square image recognition

102 views Asked by Lorenzo Paolin At 02 December 2022 at 22:54

score 723 · Answer 14 · 2022-09-12T17:35:41.567000

OpenCV checkbox detection and if checked

723 views Asked by Bigfoot48 At 12 September 2022 at 17:35

score 277 · Answer 15 · 2022-08-02T17:37:48.210000

Finding Correctly Filled Answer Bubbles with OpenCV

277 views Asked by CJP At 02 August 2022 at 17:37

score 433 · Answer 16 · 2022-07-29T12:10:06.157000

OpenCV Shape detection ignoring marks along edges using C#

433 views Asked by CJP At 29 July 2022 at 12:10

score 211 · Answer 17 · 2022-06-19T21:29:53.847000

Differentiating between circle and letter/number contours in OpenCV python?

211 views Asked by Joshua Yang At 19 June 2022 at 21:29

score 318 · Answer 18 · 2022-06-03T14:37:59.827000

how to aproximate shapes height and width for image detection using opencv and python

318 views Asked by devnoob999 At 03 June 2022 at 14:37

score 2162 · Answer 19 · 2022-06-01T17:26:57.477000

OpenCV OMR Sheet - Detect Marked Answers in Python - Getting Proper Binarization

2.1k views Asked by rnative At 01 June 2022 at 17:26

score 930 · Answer 20 · 2022-05-28T19:44:53.200000

Perspective Transform OMR Sheet - OpenCV Python

930 views Asked by rnative At 28 May 2022 at 19:44

TechQA.

List Question

Using python OpenCV to crop an image based on reference marks

Detect if a checkbox is checked OpenCV

How to detect rectangles and rotate them in the correct direction in image

How can I read answer sheet with python opencv?

plot bboxes detected in transformed image in original image

Detecting rectangular corners with python cv2

CV2 - rectangular detecting issue

How to extract pencil markings from the below sheet using opencv in python

Hough Gradient Method misses some circles

OpenCV: How to extract the inner area of a series of rectangles that are arranged in a particular way?

How to get the marked answer from a OMR Sheet?

Line 21, in <module> image_id = annotation['image_id'] TypeError: string indices must be integers, not 'str'

Handwritten cross inside a square image recognition

OpenCV checkbox detection and if checked

Finding Correctly Filled Answer Bubbles with OpenCV

OpenCV Shape detection ignoring marks along edges using C#

Differentiating between circle and letter/number contours in OpenCV python?

how to aproximate shapes height and width for image detection using opencv and python

OpenCV OMR Sheet - Detect Marked Answers in Python - Getting Proper Binarization

Perspective Transform OMR Sheet - OpenCV Python

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