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Showing posts with the label Computer Vision

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

Square Detection In Image

I am trying to detect all the squared shaped dice images so that i can crop them individually and u… Read more Square Detection In Image

Binarize Image Data

I have 10 greyscale brain MRI scans from BrainWeb. They are stored as a 4d numpy array, brains, wit… Read more Binarize Image Data

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

Measuring The Diameter Pictures Of Holes In Metal Parts, Photographed With Telecentric, Monochrome Camera With Opencv

Setup: Camera: Blackfly S Mono 20.0 MP Lens: Opto telecentric lens TC23080 Lights: 16 green LEDS P… Read more Measuring The Diameter Pictures Of Holes In Metal Parts, Photographed With Telecentric, Monochrome Camera With Opencv

How To Convert A Label Matrix To Colour Matrix For Image Segmentation?

I have a label matrix of 256*256 for example. And the classes are 0-11 so 12 classes. I want to con… Read more How To Convert A Label Matrix To Colour Matrix For Image Segmentation?

Reducing Misses On Template Matching (using Transparent Template)

I'm trying to determine the position of puzzle piece on a puzzle image. I have an image of a p… Read more Reducing Misses On Template Matching (using Transparent Template)

Problems During Skeletonization Image For Extracting Contours

I found this code to get a skeletonized image. I have a circle image (https://docs.google.com/file/… Read more Problems During Skeletonization Image For Extracting Contours

Opencv - Ellipse Contour Not Fitting Correctly

I want to draw contours around the concentric ellipses shown in the image appended below. I am not … Read more Opencv - Ellipse Contour Not Fitting Correctly

Opencv Python Script From Gimp Procedure - Grass/hard Surface Edge Detection

I would like to develop a Python OpenCV script to duplicate/improve on a Gimp procedure I have deve… Read more Opencv Python Script From Gimp Procedure - Grass/hard Surface Edge Detection

How To Detect Red Color In Opencv Python?

I am trying to detect red color from the video that's being taken from my webcam. The following… Read more How To Detect Red Color In Opencv Python?

How To Obtain The Right Alpha Value To Perfectly Blend Two Images?

I've been trying to blend two images. The current approach I'm taking is, I obtain the coor… Read more How To Obtain The Right Alpha Value To Perfectly Blend Two Images?

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)?

Robust Algorithm To Detect Uneven Illumination In Images [detection Only Needed]

One of the biggest challenges in tesseract OCR text recognition is the uneven illumination of image… Read more Robust Algorithm To Detect Uneven Illumination In Images [detection Only Needed]

How Can I Sort Contours From Left To Right And Top To Bottom In A Consistent Manner

I am working on a problem that extracts rectangular boxes from image and sort those rectangular box… Read more How Can I Sort Contours From Left To Right And Top To Bottom In A Consistent Manner

Image Processing - Eliminate Arc-like Smears

I am dealing with this kind of image (upper is post-processed) (lower is raw) So, first I converte… Read more Image Processing - Eliminate Arc-like Smears

Do I Need To Calculate Hist At Prediction Time In Svm?

I am training my dataset with the below code: for file in glob.glob('C:\*.png'): image … Read more Do I Need To Calculate Hist At Prediction Time In Svm?

Simpleitk Resize Images

I have a set o 3D volumes that I am reading with SimpleITK import SimpleITK as sitk for filename in… Read more Simpleitk Resize Images

Detecting Simple Geometric Shapes Using Opencv [java]

I'm programming a Java application that detects simple geometric shapes. The following Python c… Read more Detecting Simple Geometric Shapes Using Opencv [java]

Find Extreme Outer Points In Image With Python Opencv

I have this image of a statue. I'm trying to find the top, bottom, left, and right most points… Read more Find Extreme Outer Points In Image With Python Opencv