Learn Python Tutorials

** What I want to do is remove the red box in 5000 images. I wrote a piece of python code for one s… Read more Remove The Annotation Box From The Picture

Lets make it straightforward. I have private project to block or pixelate image using boundary box … Read more Pixelate Roi Bounding Box And Overlay It On Original Image Using Opencv

I am trying to write my first real python function that does something real. What i want to accompl… Read more How To Complete This Python Function To Save In The Same Folder?

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?

I am playing with a program in Python to create cross stitch schemes and need to reduce colors in a… Read more How To Reduce Image Palette To Specific Colors?

Currently, if I want to compare pressure under each of the paws of a dog, I only compare the pressu… Read more How Can I Rotate A 3d Array?

I have a 3D image with size: Deep x Weight x Height (for example: 10x20x30, means 10 images, and ea… Read more How To Extract Paches From 3d Image In Python?

I am doing a project on Nepali Number Plate Detection where I have detected my number plate from th… Read more Segment Each Character From Noisy Number Plate

I was wondering if anyone knew why there is no documentation for HOGDescriptors in the Python bindi… Read more Opencv Hogdescripter Python

I have an image and I want to extract square patches of different sizes from it. I need dense patc… Read more Extracting Patches Of A Certain Size From The Image In Python Efficiently

I'm using python & opencv. My goal is to detect 'X' shaped pieces in an image taken… Read more Sharpen Image To Detect Edges/lines In A Stamped "x" Object On Paper

Here is the cellular representation of polygon shown:- Here is the extracted polygon shown. We ar… Read more How To Produce An Ordered Sequence Of Vertices Of Polygon From A Discretized Cellular Representation Of Polygon

I'm trying to do a polar transform on the first image below and end up with the second. However… Read more Converting Cartesian Image To Polar, Appearance Differences

I have read through the documentation for copyTo() but am still confused on how this function would… Read more How To Use Opencv Copyto() Function?

I am trying to execute the code from this URL. However, I started getting this error: des = np.arra… Read more Valueerror: Total Size Of New Array Must Be Unchanged

I am working with binary images in which there are a lot of small blobs. I would like to count the … Read more Counting Objects In Binary Images

I'm trying to solve a homework problem where I need to get a mask from one image (DAPI) and the… Read more How Do I Make A Mask From One Image And Then Transfer It To Another?

I refered this link to combine two images, and it works if both images are being RGB formated Combi… Read more How To Combine A Rgb Image With A Grayed Image In Opencv?

I am working on a face recognition project where I am recognizing the faces of the person in moveme… Read more Preprocessing Methods For Face Recognition In Python

I have an image like this: after I applied some processings e.g. cv2.Canny(), it looks like this n… Read more How To Fill The Hollow Lines Opencv