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Train your own custom image classifiers, object detectors, and object trackers.
Did you watch the Super Bowl this past weekend? I did. Kind of. I spent Super Bowl Sunday (which is practically a holiday in the United States) at my favorite Indian bar. Pounding Kingfisher beers....
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(Faster) Non-Maximum Suppression in Python
I have issues — I can’t stop thinking about object detection. You see, last night I was watching The Walking Dead and instead of enjoying the zombie brutality, the forced cannibalism, or the...
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Pedestrian Detection OpenCV
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...
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HOG detectMultiScale parameters explained
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...
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Local Binary Patterns with Python & OpenCV
Well. I’ll just come right out and say it. Today is my 27th birthday. As a kid I was always super excited about my birthday. It was another year closer to being able to drive a car. Go to R rated...
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Multi-class SVM Loss
A couple weeks ago,we discussed the concepts of both linear classification and parameterized learning. This type of learning allows us to take a set of input data and class labels, and actually learn...
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Machine Learning in Python
Struggling to get started with machine learning using Python? In this step-by-step, hands-on tutorial you will learn how to perform machine learning using Python on numerical data and image data. By...
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Face detection with dlib (HOG and CNN)
In this tutorial, you will learn how to perform face detection with the dlib library using both HOG + Linear SVM and CNNs. The dlib library is arguably one of the most utilized packages for face...
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Face detection tips, suggestions, and best practices
In this tutorial, you will learn my tips, suggestions, and best practices to achieve high face detection accuracy with OpenCV and dlib. We’ve covered face detection four times on the PyImageSearch...
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