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79 questions
Tagged
feature
×
139
views
no
answers
1
vote
2014-10-02 04:59:49 -0600
Jan Marek
Is there a reason behind hiding FeatureExtractor::compute(...) in Feature 2D?
feature
extraction
opencv
3.0
alpha
1k
views
2
answers
1
vote
2014-10-02 10:00:32 -0600
berak
Why does cv::DescriptorExtractor::compute return empty descriptors for a std::vector<cv::Mat>?
opencv
3.0
alpha
feature
extraction
compute
785
views
1
answer
5
votes
2014-10-13 16:24:07 -0600
Dale Albright
Contractor/Company for Aircraft ID
recognition
classification
identification
feature
OCR
SIFT
1k
views
1
answer
no
votes
2014-11-18 00:36:22 -0600
tarmizi_adam2005
Computing Histogram of Oriented Gradients
c++
HOG
feature
249
views
no
answers
1
vote
2015-02-18 08:04:15 -0600
nekiman
Passing parameters in features2d and SURF?
SURF
parameters
feature
descriptor
extractor
java
114
views
no
answers
no
votes
2015-03-07 10:05:10 -0600
Andrea
How to group Lucas Kanade features
Lucas-Kanade
feature
806
views
no
answers
1
vote
2015-04-14 14:21:34 -0600
thil
OpenCV image pre-processing
visualOdometry
image
preprocessing
feature
enhancement
1k
views
no
answers
5
votes
2015-04-22 11:31:25 -0600
LorenaGdL
Extracting Haar feature vectors
Haar
extraction
feature
2k
views
no
answers
2
votes
2015-05-05 10:30:14 -0600
semicolonwarrior
Dense Features in Opencv 3
feature
detector
2k
views
2
answers
1
vote
2015-05-06 05:45:10 -0600
berak
Features2D example
feature
ORB
brisk
akaze
395
views
1
answer
no
votes
2015-05-12 12:56:28 -0600
berak
Opencv PCA Saving
PCA
SVM
feature
reduction
320
views
1
answer
1
vote
2015-06-08 15:03:24 -0600
bjorn89
Wrong homography or wrong extracted features ruins mosaic
findHomography
mosaicing
feature
360
views
1
answer
no
votes
2015-07-13 09:25:25 -0600
bjorn89
Extract common part of images [closed]
differences
akaze
feature
absdiff
107
views
no
answers
no
votes
2015-09-03 08:27:40 -0600
Ooza
text_object finder in video frames/ strange values of the scene_corners Mat
objectfinder
SURF
2d
feature
homography
215
views
no
answers
no
votes
2015-10-12 04:25:07 -0600
Bloc123
Feature Detector
opencv
feature
detect
SURF
670
views
no
answers
no
votes
2015-10-28 16:28:46 -0600
samansarraf
Feature matching - Minimum numbers of matches
SIFT
SURF
ORB
feature
matching
372
views
no
answers
no
votes
2015-11-17 16:38:28 -0600
diegomoreira
How to filter the keypoints in the SIFT and SURF methods
SURF
SIFT
opencv
matching
feature
724
views
1
answer
no
votes
2015-12-08 04:08:13 -0600
StevenPuttemans
Haar Feature
Haar
feature
88
views
no
answers
no
votes
2016-01-12 05:12:37 -0600
dpwicaksa
method for bi-color feature detection and matching
feature
detection
keypoint-matching
506
views
1
answer
no
votes
2016-02-07 19:34:16 -0600
Eduardo
Matching the feature points
keypoint
feature
VideoProcessing
cvGoodFeaturesToTrac
352
views
no
answers
no
votes
2016-02-26 03:22:23 -0600
501 - not implemented
How to get a binary representation of a binary descriptor
descriptor
binary
akaze
feature
278
views
1
answer
no
votes
2016-03-04 19:18:46 -0600
Tetragramm
Comparing patterns on coins.
coin
recognition
pattern
edges
canny
feature
222
views
no
answers
no
votes
2016-03-06 20:49:21 -0600
guomiaomiao726
traincascade.exe error:Train dataset for temp stage can not be filled.Branch training terminated.
opencv_traincascacde
LBP
feature
313
views
no
answers
no
votes
2016-03-16 21:36:46 -0600
HesNotTheStig
ORB feature detection/Image comparison : Should I scale images?
ORB
scale
ressolution
feature
detection
matching
374
views
1
answer
no
votes
2016-06-10 18:46:36 -0600
berak
SVM: call train() multiple times?
opencv
SVM
ml
feature
train
c++
1k
views
1
answer
no
votes
2016-07-04 23:30:51 -0600
benz
define marker and detect the number of markers
feature
featuredetector
marker
125
views
no
answers
no
votes
2016-11-03 11:25:57 -0600
gi
Android: How to change GRID_ORB parameters?
gridorb
ORB
android
feature
grid
265
views
no
answers
no
votes
2016-11-08 10:15:51 -0600
cmrigney
Cascade Classifier Custom Feature Evaluator
cascadeclassifier
feature
117
views
no
answers
no
votes
2016-12-27 09:14:33 -0600
wu_wang_chu_xin
How to establish image feature library with OpenCV?
feature
Library
SIFT
114
views
no
answers
no
votes
2017-03-28 21:16:34 -0600
hjiang1
Feature extraction with variable backgrounds [closed]
SURF
SVM
BOW
feature
extraction
background
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