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Showing posts with the label Computer Vision

How To Calculate Distance Between Two Person Using Python Opencv?

I am working on a project where I have to calculate the distance between the detected persons in li… Read more How To Calculate Distance Between Two Person Using Python Opencv?

Failed To Convert Tensorflow Frozen Graph To Pbtxt File

I want to extract pbtxt file given an input of tensorflow frozen inference graph. In order to do th… Read more Failed To Convert Tensorflow Frozen Graph To Pbtxt File

How To Remove Image Noise Using Opencv - Python?

I am working with skin images, in recognition of skin blemishes, and due to the presence of noises,… Read more How To Remove Image Noise Using Opencv - Python?

Mapping 3d Vertex To Pixel Using Pyreder/pyglet/opengl

I'm implementing new algorithm for 3d point estimation using images, and right now I'm tryi… Read more Mapping 3d Vertex To Pixel Using Pyreder/pyglet/opengl

Projective Transformations No Longer Available In Tensorflow 2.0 What Can I Do?

My team are switching to TensorFlow 2.0. I'm working on a data augmentation pipeline. TensorFlo… Read more Projective Transformations No Longer Available In Tensorflow 2.0 What Can I Do?

Crop Exact Document Paper From Image By Removing Black Border From Photos In Java/python

I have taken some pictures of index cards but now I have the problem that the photographing was not… Read more Crop Exact Document Paper From Image By Removing Black Border From Photos In Java/python

Convert Yolov3 Output To Coordinates Of Bounding Box, Label And Confidence

I run YoloV3 model and get detections - dictionary of 3 entries: 'detector/yolo-v3/Conv_22/Bia… Read more Convert Yolov3 Output To Coordinates Of Bounding Box, Label And Confidence

Merge Blocks Of Images To Produce New Image

Hi is there a way of merging specific blocks from multiple images of same size(say 100x100) and put… Read more Merge Blocks Of Images To Produce New Image

How To Display 16-bit 4096 Intensity Image In Python Opencv?

I have images encoded in grayscale 16-bit tiff format. They use a variant of 16-bit color depth whe… Read more How To Display 16-bit 4096 Intensity Image In Python Opencv?

Image Stitching Problem Using Python And Opencv

I got output like below after stitching result of 24 stitched images to next 25th image. Before tha… Read more Image Stitching Problem Using Python And Opencv

Python: Find Amount Of Handwriting In Video

Do you know of an algorithm that can see that there is handwriting on an image? I am not interested… Read more Python: Find Amount Of Handwriting In Video

Checking The Colors Opencv Python

I have a code to detect two colors green and blue. I want to check if green color is detected to pr… Read more Checking The Colors Opencv Python

Selecting Best Range Of Values From Histogram Curve

Scenario : I am trying to track two different colored objects. At the beginning, user is prompted t… Read more Selecting Best Range Of Values From Histogram Curve

How To Convert 2d Bounding Box Pixel Coordinates (x, Y, W, H) Into Relative Coordinates (yolo Format)?

Hy! I am annotating image data through an online plateform which is generating output coordinates l… Read more How To Convert 2d Bounding Box Pixel Coordinates (x, Y, W, H) Into Relative Coordinates (yolo Format)?

What Could Make Undistortion Code Not Work For Several Chessboard Images Having The Same Dimensions?

I am beginner in OpenCV-Python. I would like to know what could make my undistortion code work for … Read more What Could Make Undistortion Code Not Work For Several Chessboard Images Having The Same Dimensions?

Opencv Cap.get(cv2.cap_prop_frame_count) Returning -1

I recently setup opencv 3.0 for python on my ubuntu pc using the following tutorial http://www.pyim… Read more Opencv Cap.get(cv2.cap_prop_frame_count) Returning -1

Tensorflow & Keras Can't Load .ckpt Save

So I am using the ModelCheckpoint callback to save the best epoch of a model I am training. It save… Read more Tensorflow & Keras Can't Load .ckpt Save

Normalizing Images In OpenCV

I wrote the following code to normalize an image using NORM_L1 in OpenCV. But the output image was … Read more Normalizing Images In OpenCV

Corner Detection Algorithm Gives Very High Value For Slanted Edges?

I have tried implementing a basic version of shi-tomasi corner detection algorithm. The algorithm w… Read more Corner Detection Algorithm Gives Very High Value For Slanted Edges?

Visualize Optical Flow With Color Model

I've implemented a dense optical flow algorithm and I want to visualize it with following color… Read more Visualize Optical Flow With Color Model