Questions - OpenCV Q&A Forum

293

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no

answers

-2

votes

2018-11-17 13:14:10 -0600 Proappdev

FaceRecognition with OpenCv, NDK and Android studio failed! [closed]

opencv

135

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no

answers

-2

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2018-03-22 06:34:47 -0600 shive

facerecognition using fisherfaces [closed]

opencv
c++

1k

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1

answer

-2

votes

2019-01-07 11:09:29 -0600 berak

I'm trying to run a face recognition program in python using OpenCV but I'm getting the following error which I'm unable to resolve. Any help is greatly appreciated

FaceRecognizer

130

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no

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-2

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2014-08-18 20:31:55 -0600 dang ky 3g mobifone

Fish detection. Is haartraining a good approach ?

question

180

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no

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-1

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2017-03-29 12:07:26 -0600 Johnson

How to detect several objects and their features from a Video? [closed]

402

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-1

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2016-09-12 07:58:00 -0600 hashir

Object Detection issue [closed]

665

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1

answer

no

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2019-03-03 03:44:29 -0600 LBerger

How do I evaluate the performance of Haar Cascade in test data ? How do we classify the set of images in different categories using Haar Cascade, just like CNN does?

584

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no

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2019-04-08 09:01:00 -0600 jonasiyou

Haar Cascade for fingers [closed]

501

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2018-10-09 16:23:46 -0600 Simran

How to detect and count cars in different lanes using HAAR cascade

224

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1

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no

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2016-11-02 15:02:35 -0600 CLeBeR

FisherFace detect me even if my image is note in database

7k

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3

answers

-1

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2017-10-11 08:30:11 -0600 StevenPuttemans

License Plate images database(Indian Licence Plate is preferable)

database

2k

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1

answer

-1

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2013-03-26 11:32:24 -0600 StevenPuttemans

ear detection in profile face using opencv and c++

C++.OpenCV

457

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1

answer

-1

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2013-10-25 20:17:20 -0600 mccunnj

Multiple simultaneous logo/target recognition/reporting

413

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1

answer

no

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2015-08-20 04:19:29 -0600 StevenPuttemans

how to detect numbers written on a speed sign

4k

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1

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no

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2020-07-28 06:51:26 -0600 berak

TypeError: Expected Ptr<cv::UMat> for argument 'src'

644

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no

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2016-11-02 14:22:29 -0600 CLeBeR

Webcam capture and imgshow low FPS

222

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no

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-1

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2016-06-21 05:00:18 -0600 Jinx

Having problem with opencv_traincascade.exe crashing /w exception [closed]

deleted

881

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1

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no

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2018-04-19 03:47:53 -0600 StevenPuttemans

opencv traincascade on windows

394

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no

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-1

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2018-01-17 02:36:19 -0600 stephx3

Real-time Multiple Object Identification in Python

404

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no

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no

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2020-03-10 12:59:21 -0600 dunnoguy

How to live stream to a website using cv2 library

354

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no

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-1

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2020-11-25 15:49:52 -0600 serge

How to know the exact location of an object in an image after detecting it using haar-cascade?

2k

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-1

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2018-05-02 17:18:03 -0600 mssm1996

OpenCV Detecting Traffic Light green signal

1k

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no

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-1

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2018-10-16 03:48:40 -0600 aayushkt

Fire detecion and smoke detection

1k

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no

answers

-1

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2017-11-27 23:26:45 -0600 ShayanFiroozi

Pornography/nudity Cascade training best size and parameters [closed]

66

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no

answers

-1

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2018-04-18 02:06:03 -0600 usuf

train cascade error

472

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2

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-1

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2020-03-29 04:56:40 -0600 ComputerVisionary

Train cascade classifier for game screenshots

cascadeclassifier

326

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no

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-1

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2020-06-28 10:54:26 -0600 Dragonfly Robotics

OpenCV Training Custom Haar Cascade with Python 3

843

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1

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no

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2015-02-09 04:48:32 -0600 StevenPuttemans

Reading HAAR feature information from XML model

4k

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1

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no

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2014-03-09 06:06:50 -0600 GilLevi

Object classification (pedestrian, car, bike)

1k

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2

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no

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2013-04-12 03:58:57 -0600 StevenPuttemans

728 questions

FaceRecognition with OpenCv, NDK and Android studio failed! [closed]

facerecognition using fisherfaces [closed]

I'm trying to run a face recognition program in python using OpenCV but I'm getting the following error which I'm unable to resolve. Any help is greatly appreciated

Fish detection. Is haartraining a good approach ?

How to detect several objects and their features from a Video? [closed]

Object Detection issue [closed]

How do I evaluate the performance of Haar Cascade in test data ? How do we classify the set of images in different categories using Haar Cascade, just like CNN does?

Haar Cascade for fingers [closed]

How to detect and count cars in different lanes using HAAR cascade

FisherFace detect me even if my image is note in database

License Plate images database(Indian Licence Plate is preferable)

ear detection in profile face using opencv and c++

Multiple simultaneous logo/target recognition/reporting

how to detect numbers written on a speed sign

TypeError: Expected Ptr<cv::UMat> for argument 'src'

Webcam capture and imgshow low FPS

Having problem with opencv_traincascade.exe crashing /w exception [closed]

opencv traincascade on windows

Real-time Multiple Object Identification in Python

How to live stream to a website using cv2 library

How to know the exact location of an object in an image after detecting it using haar-cascade?

OpenCV Detecting Traffic Light green signal

Fire detecion and smoke detection

Pornography/nudity Cascade training best size and parameters [closed]

train cascade error

Train cascade classifier for game screenshots

OpenCV Training Custom Haar Cascade with Python 3

Reading HAAR feature information from XML model

Object classification (pedestrian, car, bike)

Accuracy of detectMultiScale + what are face databases of haarcascade_frontalface_alt.xml

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