You can master Computer Vision, Deep Learning, and OpenCV - PyImageSearch
Image Search Engine Basics
In this tutorial, you will learn how to use multiprocessing with OpenCV and Python to perform feature extraction. You’ll learn how to use multiprocessing with OpenCV to parallelize feature extraction across the system bus, including all processors and cores on…
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In this tutorial, you will learn how to build a scalable image hashing search engine using OpenCV, Python, and VP-Trees. Image hashing algorithms are used to: Uniquely quantify the contents of an image using only a single integer. Find duplicate…
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Today’s blog post is on image hashing — and it’s the hardest blog post I’ve ever had to write. Image hashing isn’t a particularly hard technique (in fact, it’s one of the easiest algorithms I’ve taught here on the PyImageSearch…
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This is a guest post by Michael Herman from Real Python – learn Python programming and web development through hands-on, interesting examples that are useful and fun! In this tutorial, we’ll take the command line image search engine from the…
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Let’s face it. Trying to search for images based on text and tags sucks. Whether you are tagging and categorizing your personal images, searching for stock photos for your company website, or simply trying to find the right image for…
Read More of The complete guide to building an image search engine with Python and OpenCV
So you’ve extracted color histograms from a set of images… But how are you going to compare them for similarity? You’ll need a distance function to handle that. But which one? How you choose? And how do you compare histograms…
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I have some big news to announce today… Besides writing a ton of blog posts about computer vision, image processing, and image search engines, I’ve been behind the scenes, working on a second book. And you may be thinking, hey,…
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If you haven’t noticed, the term “feature vector” is used quite often in this blog. And while we’ve seen it a lot, I wanted to dedicate an entire post to defining what exactly a feature vector is. What is an…
Read More of Charizard Explains How To Describe and Quantify an Image Using Feature Vectors
We are now at the final step of building an image search engine — accepting a query image and performing an actual search. Let’s take a second to review how we got here: Step 1: Defining Your Image Descriptor. Before we…
Read More of Building an Image Search Engine: Searching and Ranking (Step 4 of 4)
