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Tutorials

OpenCV Saliency Detection

July 16, 2018

Today’s tutorial is on saliency detection, the process of applying image processing and computer vision algorithms to automatically locate the most “salient” regions of an image. In essence, saliency is what “stands out” in a photo or scene, enabling your…

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Deep Learning
Object Detection
Tutorials

A gentle guide to deep learning object detection

May 14, 2018

Today’s blog post is inspired by PyImageSearch reader Ezekiel, who emailed me last week and asked: Hey Adrian, I went through your previous blog post on deep learning object detection along with the followup tutorial for real-time deep learning object…

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Deep Learning
Embedded/IoT and Computer Vision
IoT
Movidius
Object Detection
Raspberry Pi
Tutorials

Real-time object detection on the Raspberry Pi with the Movidius NCS

February 19, 2018

Today’s post is inspired by Danielle, a PyImageSearch reader who emailed me last week and asked: Hi Adrian, I’m enjoying your blog and I especially liked last week’s post about image classification with the Intel Movidius NCS. I’m still considering…

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Deep Learning
Keras and TensorFlow
Raspberry Pi
Tutorials

Keras and deep learning on the Raspberry Pi

December 18, 2017

Today’s blog post is the most fun I’ve EVER had writing a PyImageSearch tutorial. It has everything we have been discussing the past few weeks, including: Deep learning Raspberry Pis 3D Christmas trees References to HBO’s Silicon Valley “Not Hotdog”…

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Machine Learning
Object Detection
Tutorials

Intersection over Union (IoU) for object detection

November 7, 2016

Last Updated on April 30, 2022 Table of Contents Intersection over Union for object detection What is Intersection over Union? Where are you getting the ground-truth examples from? Why do we use Intersection over Union? Implementing Intersection over Union in…

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Object Detection
Tutorials

Detecting cats in images with OpenCV

June 20, 2016

Did you know that OpenCV can detect cat faces in images…right out-of-the-box with no extras? I didn’t either. I had to check it out for myself…and do a little investigative work to see how this cat detector seemed to sneak…

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Image Descriptors
Object Detection
Tutorials

HOG detectMultiScale parameters explained

November 16, 2015

Last week we discussed how to use OpenCV and Python to perform pedestrian detection. To accomplish this, we leveraged the built-in HOG + Linear SVM detector that OpenCV ships with, allowing us to detect people in images. However, one aspect…

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Object Detection
Tutorials

Pedestrian Detection OpenCV

November 9, 2015

I’ve met a lot of amazing, uplifting people over the years. My PhD advisor who helped get me through graduate school. My father who was always there for me as a kid — and still is now. And my girlfriend…

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Object Detection
Object Tracking
Tutorials

OpenCV Track Object Movement

September 21, 2015

This past Saturday, I was caught in the grips of childhood nostalgia, so I busted out my PlayStation 1 and my original copy of Final Fantasy VII. As a kid in late middle school/early high school, I logged 70+ hours…

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You can learn Computer Vision, Deep Learning, and OpenCV.

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