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7 questions

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objectdetection×

780

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2019-11-26 13:59:12 -0600 Rishan123

cv2.error: OpenCV(4.1.0) /home/pi/opencv/opencv-4.1.0/modules/features2d/src/bagofwords.cpp:55: error: (-215:Assertion failed) !_descriptors.empty() in function 'add'

objectdetection
edges

398

views

answers

votes

2019-08-20 07:37:10 -0600 LBerger

Not able to identify the images correctly

carDetection
objectdetection

views

answers

vote

2019-03-28 09:06:57 -0600 emlot77

How to detect an object in an image using HOG Descriptors?

HOG
objectdetection
objectrecognition
c++
opencv

334

views

answers

votes

2019-02-11 21:29:19 -0600 chandini

Multiple object class detection by extracting image features (like SIFT or HOG)

objectdetection
Multi-class
featuresMatching

661

views

answers

votes

2017-02-12 09:20:38 -0600 xKazutox

How to calculate the speed of a moving object from a classifier

speed
cascadeclassifier
objectdetection
object_recognition

363

views

answers

votes

2016-05-16 06:24:24 -0600 jappoz92

estimate motion of ROIs in Image

MHI
regionofinterest
object-tracking
mask
objectdetection

399

views

answers

votes

2015-01-28 09:35:32 -0600 BillyBag2

Detect one of N objects

haartraning
objectdetection
cascadeclassifier

7 questions

cv2.error: OpenCV(4.1.0) /home/pi/opencv/opencv-4.1.0/modules/features2d/src/bagofwords.cpp:55: error: (-215:Assertion failed) !_descriptors.empty() in function 'add'

Not able to identify the images correctly

How to detect an object in an image using HOG Descriptors?

Multiple object class detection by extracting image features (like SIFT or HOG)

How to calculate the speed of a moving object from a classifier

estimate motion of ROIs in Image

Detect one of N objects

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