Questions - OpenCV Q&A Forum

967

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1

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2018-07-18 08:38:11 -0600 dkurt

How does DNN Module handle large input image sizes for object detection?

161

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no

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1

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2018-08-16 07:03:37 -0600 eLtronicsvilla

opencv deep network on android device

229

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no

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no

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2018-09-05 08:21:49 -0600 mvdb3

Error using .detectMultiScale using the haarcascade (face detection)

615

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1

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no

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2018-09-06 01:05:18 -0600 berak

Darknet-Yolo: java.lang.Exception: unknown exception (org.opencv.dnn.Net.forward_4)

222

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no

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no

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2018-10-17 15:01:42 -0600 pablovela5620

Unable to generate Tensorflow Object Detection API graph text representation

353

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2018-11-13 01:22:04 -0600 akpa

Detect tick marks in different forms

904

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no

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2019-01-09 21:58:53 -0600 Tetragramm

Long Distance object detection

objectdetection

3k

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no

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2019-01-10 23:14:25 -0600 dkurt

DNN/Tensorflow API works in python but not c++

863

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2019-02-12 18:45:34 -0600 lunasdejavu

the outputs of net.forward() are different by opencv4.0.0 win-pack and build-from-source

296

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

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

287

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-1

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2019-03-05 14:28:55 -0600 RayT

Best direction for building a custom object detector for a badminton Shuttlecock

211

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2019-03-12 03:52:48 -0600 SanjayKamath

Best Object Detection Criteria

451

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2019-03-27 23:06:06 -0600 mk_kannan

How to create xml file for fish detection

838

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

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

2k

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no

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2019-04-15 04:26:48 -0600 StevenPuttemans

OpenCV Yolo Tiny Slow

848

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no

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2019-07-13 05:13:32 -0600 kavikode

OpenCV.js Selective Search for Object Recognition

122

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-1

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2019-07-07 13:07:40 -0600 nazeeh

Detecting TextBoxes in screenshots of apps

objectdetection

285

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

Not able to identify the images correctly

2k

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2019-09-06 16:28:34 -0600 Witek

OpenCVSharp - Object detection and tracking [closed]

416

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2019-09-17 18:29:45 -0600 Witek

Detect objects in real time video with least latency

objectdetection

93

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2019-10-01 05:30:04 -0600 bheadmaster

Methods for deciding if there is an object on the surface or not

objectdetection

151

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2019-11-07 00:10:32 -0600 Niteshgarg

Need an OpenCV expert to help with Auto Medicine Counting

318

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2019-11-12 11:51:53 -0600 postlude

Identifying and tracking drinks bottles in OpenCV without machine learning

481

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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'

457

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2019-12-04 09:04:24 -0600 kbarni

Find pallet front view in 2d photo

1k

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2

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2020-03-29 05:24:53 -0600 ComputerVisionary

Passengers counting in car using opencv

247

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2020-01-31 04:00:05 -0600 johnson.david

How can i train model using my own dataset ? [closed]

1k

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2020-01-31 06:33:00 -0600 charrys

Object detection Unity with Yolo model [closed]

899

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2020-02-20 00:16:46 -0600 berak

How to create Axis-aligned bounding boxes using Flatten()

1k

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1

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no

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2020-04-24 11:16:35 -0600 andrei186

188 questions

How does DNN Module handle large input image sizes for object detection?

opencv deep network on android device

Error using .detectMultiScale using the haarcascade (face detection)

Darknet-Yolo: java.lang.Exception: unknown exception (org.opencv.dnn.Net.forward_4)

Unable to generate Tensorflow Object Detection API graph text representation

Detect tick marks in different forms

Long Distance object detection

DNN/Tensorflow API works in python but not c++

the outputs of net.forward() are different by opencv4.0.0 win-pack and build-from-source

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

Best direction for building a custom object detector for a badminton Shuttlecock

Best Object Detection Criteria

How to create xml file for fish detection

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

OpenCV Yolo Tiny Slow

OpenCV.js Selective Search for Object Recognition

Detecting TextBoxes in screenshots of apps

Not able to identify the images correctly

OpenCVSharp - Object detection and tracking [closed]

Detect objects in real time video with least latency

Methods for deciding if there is an object on the surface or not

Need an OpenCV expert to help with Auto Medicine Counting

Identifying and tracking drinks bottles in OpenCV without machine learning

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'

Find pallet front view in 2d photo

Passengers counting in car using opencv

How can i train model using my own dataset ? [closed]

Object detection Unity with Yolo model [closed]

How to create Axis-aligned bounding boxes using Flatten()

What camera is best for object detection with Open CV? (Air Hockey Puck)

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