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29,830 questions
Tagged
2k
views
no
answers
no
votes
2017-11-26 07:28:48 -0600
kzbr93
how to make bounding box on surf features ?
c++
SURF
feature-detection
Bounding_Box
1k
views
2
answers
-1
votes
2017-11-30 21:15:31 -0600
supra56
why I can’t use sift/surf
opencvpython
1k
views
no
answers
-1
votes
2017-11-27 23:26:45 -0600
ShayanFiroozi
Pornography/nudity Cascade training best size and parameters [closed]
opencv
training
cascade
BigData
porno
nudity
4k
views
no
answers
-1
votes
2017-12-01 03:48:30 -0600
PoeteMaudit
findContours() does not find accurately contours (Python) [closed]
opencv
python
contours
3k
views
2
answers
no
votes
2017-11-29 03:50:43 -0600
supra56
How to fix this error: grayscaled = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY) cv2.error: /io/opencv/modules/imgproc/src/color.cpp:10638: error: (-215) scn == 3 || scn == 4 in function cvtColor?
opencvpython
126
views
no
answers
-1
votes
2017-11-28 22:41:27 -0600
Rthi
how to reduce scanning time of QR code using multi-core in opencv c++
c++
opencv
397
views
no
answers
-1
votes
2017-11-29 06:00:35 -0600
arigarcia
Java Multi threads with OpenCV 3.3.1
multi-thread
matrix
histogram
java
1k
views
1
answer
no
votes
2017-11-30 05:16:11 -0600
michlvl
Errors during compiling tutorial (feature_homography)
build
error
LNK2019
LNK1120
homography
tutorial
240
views
1
answer
-1
votes
2017-11-30 11:23:38 -0600
sjhalayka
Why my array had different data?
array
contour
1k
views
1
answer
-1
votes
2017-12-02 21:06:47 -0600
supra56
AttributeError: 'module' object has no attribute 'face' Pycharm OS
FaceRecognizer
142
views
1
answer
no
votes
2017-12-03 06:25:50 -0600
berak
threshold cannot work normally
threshold
3k
views
1
answer
-1
votes
2017-12-04 12:28:49 -0600
jpistorino
Moving Window With Mouse Using Imshow
c++
Windows10
imshow
221
views
1
answer
no
votes
2017-12-04 23:06:36 -0600
striving
face recognition by Euclidean space distance seeking for help
face
recognizer
euclidean
space
distance
12k
views
1
answer
-1
votes
2017-12-08 04:35:15 -0600
StevenPuttemans
Human Detection and tracking opencv c++
human_detection_
tracking
196
views
no
answers
-1
votes
2017-12-06 00:22:46 -0600
Elmi
cvCalibrateCamera2 does not fully compensate spatial distortion
calibrateCamera
distortion
camera
1k
views
1
answer
-1
votes
2017-12-07 13:58:40 -0600
berak
Mat Template Pointer is NULL
Mat
reserve
203
views
no
answers
-1
votes
2017-12-10 01:00:24 -0600
Tianran
Simulated 3rd Camera with stereovision
machinelearning
image_processing
stereocamera
1k
views
no
answers
no
votes
2017-12-11 11:53:16 -0600
berak
Help me with inserting an audio file in this python code for face & eye detection?
eyedetection
opencv
python
audiofile
ifcondition
Facedetection
507
views
no
answers
-1
votes
2017-12-14 03:37:29 -0600
Tinto
Detecting shapes using open Cv in Android
down-voted
404
views
1
answer
-1
votes
2020-01-28 02:18:13 -0600
h22
Problem with push_back
c++
opencv
308
views
no
answers
-1
votes
2017-12-24 12:18:36 -0600
Asad Malik
is it possible to recognize face in android through OpenCv?? if possible then how?? [closed]
android
face
FaceRecognizer
261
views
no
answers
-1
votes
2017-12-26 03:06:40 -0600
kasthe
Why is calibration result value of stereo camera zoom?
stereo
calibration
432
views
no
answers
-1
votes
2017-12-27 05:53:31 -0600
maclaw
Can someone help me with detection in opencv? [closed]
down-voted
449
views
no
answers
no
votes
2017-12-27 11:00:07 -0600
kimi05
Count pixel for black and white using OpenCV for Unity [closed]
off-topic
414
views
1
answer
-1
votes
2017-12-30 10:24:32 -0600
Tetragramm
I want to track a flying ball and make sure it passed through a vertical ring 9mtr high and placed at a distance of 3mtr from camera. Please help in python. [closed]
object-tracking
1k
views
no
answers
-1
votes
2018-01-01 13:41:21 -0600
BhanuPrasad
Image matching using OpenCV ORB + Android
openvc3.0
android
549
views
no
answers
-1
votes
2018-01-02 07:08:58 -0600
hsmlee
How to find the model files for "facemark->load models" of OpenCV_Contrib?
opencv_contrib
163
views
no
answers
-1
votes
2018-01-02 10:05:53 -0600
mustinba
Square detectio and crop and save
omr
1k
views
no
answers
-1
votes
2018-01-04 03:26:47 -0600
muhrahmatullah
How to match object in image with SURF on Android
android
SURF
matching
opencv
181
views
1
answer
-1
votes
2018-01-05 04:20:49 -0600
berak
opencv 2.4 upgrade opencv 3.4 Methods didn't [closed]
opencv
3.4.0
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