Questions - OpenCV Q&A Forum

323

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2014-05-13 06:36:29 -0600 808tom

Extract image date from time-lapse photos

715

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2015-03-17 12:58:43 -0600 Abu Gaseem

shops and building recognition application [closed]

1k

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1

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2015-04-05 11:07:27 -0600 nicolausYes

Detect type of document in a real-time

211

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-1

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2015-06-05 06:34:57 -0600 Saneesh

Relevant image search algorithm

image-recognition

463

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2015-10-20 09:52:30 -0600 Bunty

How to recognize traffic sign when it is small in image sequence ?

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2015-11-04 04:50:50 -0600 ines.martins

How to verify if two images have the same object/content?

688

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2015-11-21 18:49:53 -0600 androidfactorem

Is there any way to detect the foundations of a hologram in a typical image? [closed]

546

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answers

1

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2015-12-21 00:19:53 -0600 avpai

need to find a way for polyp detection in a 2D image using OpenCV

143

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2017-01-27 09:13:20 -0600 arvids.p

Recognizing an untaught object (image recognition) [closed]

652

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2017-03-08 00:49:48 -0600 karyboy

detect object of interest in an image using opencv

613

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-1

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2017-07-07 11:30:55 -0600 cakeby

Best approach between Template Matching and Image Recognition [closed]

image-recognition

408

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2017-08-22 06:30:07 -0600 LBerger

Help regarding the fog visualization on a transparent glass

277

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2017-09-03 04:19:58 -0600 holdman

How to recognize specific objects

220

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-1

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2017-09-11 01:13:51 -0600 somnath121

Image matching in ios and android [closed]

500

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2017-10-25 04:48:07 -0600 pablocastilla

Full body matching

341

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2017-10-26 10:20:07 -0600 Paul88

Training haar classifier to detect each book on a bookshelf [closed]

274

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2018-02-20 08:02:40 -0600 Vkause

Using ORB image recognition [closed]

3k

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2018-03-26 11:21:38 -0600 VivianTio

How to do multiple template matching with multiple objects by opencv Python.

370

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2018-04-03 12:45:05 -0600 Philia

Detecting Brain Tumor?

80

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-1

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2018-07-26 19:18:15 -0600 Bhargav

color detection [closed]

7k

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2018-09-13 12:15:48 -0600 bwrr

Method to extract specific color range from an image not working in Python

87

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-1

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2018-09-21 21:34:39 -0600 muxuan

Recognition of object in my image [closed]

1k

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2018-10-11 08:01:48 -0600 Reflexive

OpenCV.js : image recognition in video capture

67

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-1

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2018-10-30 13:24:28 -0600 forhadsidhu

How to seperate ear region from face portion [closed]

image-recognition

81

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no

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2019-03-16 13:28:53 -0600 two4two

can it find particular images within a video file [closed]

image-recognition

91

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no

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-1

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2019-03-16 16:31:54 -0600 Danilo Sotto

Help with recognition [closed]

image-recognition

201

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no

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-1

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2019-08-07 10:12:05 -0600 TheIndieStation

Image recognition with a single reference picture

image-recognition

129

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no

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-1

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2020-04-08 01:42:27 -0600 Srini9

Suggestion on a usecase

474

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2020-05-04 22:01:39 -0600 Altheim

How to classify image of object on a game board

1k

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no

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2020-06-24 23:05:05 -0600 neel19

I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16

55 questions

Extract image date from time-lapse photos

shops and building recognition application [closed]

Detect type of document in a real-time

Relevant image search algorithm

How to recognize traffic sign when it is small in image sequence ?

How to verify if two images have the same object/content?

Is there any way to detect the foundations of a hologram in a typical image? [closed]

need to find a way for polyp detection in a 2D image using OpenCV

Recognizing an untaught object (image recognition) [closed]

detect object of interest in an image using opencv

Best approach between Template Matching and Image Recognition [closed]

Help regarding the fog visualization on a transparent glass

How to recognize specific objects

Image matching in ios and android [closed]

Full body matching

Training haar classifier to detect each book on a bookshelf [closed]

Using ORB image recognition [closed]

How to do multiple template matching with multiple objects by opencv Python.

Detecting Brain Tumor?

color detection [closed]

Method to extract specific color range from an image not working in Python

Recognition of object in my image [closed]

OpenCV.js : image recognition in video capture

How to seperate ear region from face portion [closed]

can it find particular images within a video file [closed]

Help with recognition [closed]

Image recognition with a single reference picture

Suggestion on a usecase

How to classify image of object on a game board

I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16

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