Questions tagged [computer-vision]

Use this tag for questions related to Computer Vision -- any aspect of software that enables computers to perceive, understand and react to their environment using cameras. For questions related to image filtering and quantification, use the tag [image-processing] instead.

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Python: Failed loading language \'eng\' Tesseract couldn\'t load any languages

I have installed Tesseract 3.05 on my Windows 10.I am trying to perform image_to_string() operation on a given image.The function isn't able to locate the tessdata folder.I have even added ...
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Python function didn't pass in, openCV

At first my function called display_lines passed a line parameters from my HoughLinesP array and then i tried to created a average line to smooth the lines, but it didn't pass in on my display_lines ...
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How to make Template Images

I have understood that for detecting some kind of feature or some patch of interest in an image, we use template images. The template image slides over large image and finds how much each patch of the ...
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how to calculate homography matrix from quaternion

I've recently doing a search on ar. Drone 2.0 pose estimation,and I want to find the homography matrix between two frames combining the imu datas(quaternion) from using ROS platform,but the ...
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Cmake for Intel OpenVino project complains about feature_defs and missing OpenVino extensions directory

I tried to compile this OpenVino sample project: https://github.com/intel-iot-devkit/intruder-detectorWhen I do the cmake, I don't know why it is asking for feature_def, I don't understand what that ...
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Intel movidius stick setup ldconfig igfxcmrt64.so is not a symbolic link

I exactly followed the steps here at Intel.com.When I do sudo ldconfig I get the following error message:/sbin/ldconfig.real: /opt/intel/common/mdf/lib64/igfxcmrt64.so is not a symbolic link/sbin/...
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How can i pass capture image directly as a binary data for processing in API calling (Microsoft Cognitive Services) using Python

I am using Microsoft cognitive services for face and emotion recognition with python language.Now first i am capturing a image from the webcam using opencv and saving that image in a folder and in ...
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Football field line detection

I wanted to create a model which can detect penalty area field lines.I managed to get desirable results for one specific image by changing some hyperparamaters, but the same code doesn't work for ...
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Detect camera shift angle using a reference image?

For a project work, I need to find the camera shift angle using a reference image. I have fixed a CC camera and taken an image as a reference. On a regular interval, I need to check if anyone had ...
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how can I get the original pixels that lead to the decision in CNN ? is that possible? [on hold]

I work on medical images, I want to locate the most relevant regions of the image based on deep learning spatially CNN, so I feed my data into VGG16 architecture, I get the features maps, now I want ...
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yolov2 keras model output interpretation

I try to figure out how to interpret yolov2 output.I have converted yolo.cft & yolo.weights to yolo.h5 which is Keras Model.Then I run model.predict(img) which gives me output with shape (1, ...
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Loading a model and using it for training the other model in Tensorflow

I have trained a model as a Color_Model in Tensorflow and it works fine. I want to use this trained model for training another model as Motion_Model. Actually the outut of the Color_Model goes into ...
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How to install and run openpose?

I can't understand openpose documentation. How to install and run. I am having windows 10 laptop. Please, anyone, tell me how to use it. CMU-Perceptual-Computing-Lab/openpose
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How to find RGB value of a bounded region in an image using python?

Suppose i have image and need to find where i draw a rectangle using,cv2.rectangle(image,(250,70),(150,45),(0,255,0),5)on an image?How to find particularly values of this rectangle in cv/python?
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Face bounding box for face landmark detection

In face landmarks detection, we first find the face bounding box from the whole image, and then second we find the landmarks from this bounding box.My question is, during training, should I use the ...

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