You can master Computer Vision, Deep Learning, and OpenCV - PyImageSearch
In this tutorial, you will learn how to get and set pixel values using OpenCV and Python. You will also learn: What pixels are How the image coordinate system works in OpenCV How to access/get individual pixel values in an…
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In this tutorial, you will learn how to resize an image using OpenCV and the cv2.resize function. Scaling, or simply resizing, is the process of increasing or decreasing the size of an image in terms of width and height. A…
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In this tutorial, you will learn how to apply bitwise AND, OR, XOR, and NOT with OpenCV. In our previous tutorial on Cropping with OpenCV, you learned how to crop and extract a Region of Interest (ROI) from an image.…
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In this tutorial, you will learn how to mask images using OpenCV. My previous guide discussed bitwise operations, a very common set of techniques used heavily in image processing. And as I hinted previously, we can use both bitwise operations…
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In this tutorial, you will learn how to perform image arithmetic (addition and subtraction) with OpenCV. Remember way, way back when you studied how to add and subtract numbers in grade school? Well, it turns out, performing arithmetic with images…
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In this tutorial, you will learn how to crop images using OpenCV. As the name suggests, cropping is the act of selecting and extracting the Region of Interest (or simply, ROI) and is the part of the image in which…
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In this tutorial, you will build a basic Automatic License/Number Plate Recognition (ANPR) system using OpenCV and Python. An ANPR-specific dataset, preferably with plates from various countries and in different conditions, is essential for training robust license plate recognition systems,…
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In this tutorial, you will learn how to OCR a document, form, or invoice using Tesseract, OpenCV, and Python. Last week, we discussed how to accept an input image and align it to a template image, such as the following:…
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In this tutorial, you will learn how to perform image alignment and image registration using OpenCV. Image alignment and registration have a number of practical, real-world use cases, including: Medical: MRI scans, SPECT scans, and other medical scans produce multiple…
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