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Tutorials
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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In this tutorial, you will learn how to perform OCR handwriting recognition using OpenCV, Keras, and TensorFlow. This post is Part 2 in our two-part series on Optical Character Recognition with Keras and TensorFlow: Part 1: Training an OCR model…
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In this tutorial, you will learn how to train an Optical Character Recognition (OCR) model using Keras, TensorFlow, and Deep Learning. This post is the first in a two-part series on OCR with Keras and TensorFlow: Part 1: Training an…
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In this tutorial, you will create an automatic Sudoku puzzle solver using OpenCV, Deep Learning, and Optical Character Recognition (OCR). My wife is a huge Sudoku nerd. Every time we travel, whether it be a 45-minute flight from Philadelphia to…
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In this tutorial, you will learn how to OCR non-English languages using the Tesseract OCR engine. If you refer to my previous Optical Character Recognition (OCR) tutorials on the PyImageSearch blog, you’ll note that all of the OCR text is…
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In this tutorial, you will learn how to use OpenCV and GrabCut to perform foreground segmentation and extraction. Prior to deep learning and instance/semantic segmentation networks such as Mask R-CNN, U-Net, etc., GrabCut was the method to accurately segment the…
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In this tutorial, you will learn how to build an R-CNN object detector using Keras, TensorFlow, and Deep Learning. Today’s tutorial is the final part in our 4-part series on deep learning and object detection: Part 1: Turning any CNN…
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In this tutorial, you will learn how to utilize region proposals for object detection using OpenCV, Keras, and TensorFlow. Today’s tutorial is part 3 in our 4-part series on deep learning and object detection: Part 1: Turning any deep learning…
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Today, you will learn how to use OpenCV Selective Search for object detection. Today’s tutorial is Part 2 in our 4-part series on deep learning and object detection: Part 1: Turning any deep learning image classifier into an object detector…
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