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Experiment Logging with TensorBoard and wandb

October 11, 2020 By Leave a Comment

front image

When approaching a problem using Machine Learning or Deep Learning, researchers often face a necessity of model tuning because the chosen method usually depends on various hyperparameters and used ...

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Filed Under: Deep Learning, Machine Learning, Object Detection, PyTorch, Tools, Tutorial

CNN Receptive Field Computation Using Backprop with TensorFlow

July 23, 2020 By Leave a Comment

In our recent post about receptive field computation, we examined the concept of receptive fields using PyTorch. We learned receptive field is the proper tool to understand what the network 'sees' ...

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Filed Under: Computer Vision Stories, Deep Learning, Feature Detection, Image Classification, Keras, Object Detection, Tensorflow, Tools, Tutorial

Augmented Reality using ArUco Markers in OpenCV (C++ / Python)

March 21, 2020 By Leave a Comment

Augmented reality with ArUco markers in OpenCV

In this post, we will explain what ArUco markers are and how to use them for simple augmented reality tasks using OpenCV. ArUco markers have been used for a while in augmented reality, camera pose ...

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Filed Under: Application, Camera Calibration, Computer Vision Stories, how-to, Tools, Tutorial

Xeus-Cling: Run C++ code in Jupyter Notebook

March 4, 2019 By Leave a Comment

Facial Landmark Detection using OpenCV and Dlib in C++ Jupyter Notebook, formerly known as IPython Notebook, in my opinion, is one of the best tools for a programmer. You can interactively ...

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Filed Under: Compile, how-to, Tools, Tutorial

Video Stabilization Using Point Feature Matching in OpenCV

January 22, 2019 By Leave a Comment

Video Stabilization

In this post, we will learn how to implement a simple Video Stabilizer using a technique called Point Feature Matching in OpenCV library. We will discuss the algorithm and share the code(in python) to ...

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Filed Under: Application, how-to, OpenCV 3, Tools, Tutorial

Deep Learning based Text Recognition (OCR) using Tesseract and OpenCV

June 6, 2018 By 41 Comments

In today’s post, we will learn how to recognize text in images using an open source tool called Tesseract and OpenCV. The method of extracting text from images is also called Optical Character ...

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Filed Under: Deep Learning, how-to, OCR, OpenCV 3, Text Recognition, Tools, Tutorial

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About

I am an entrepreneur with a love for Computer Vision and Machine Learning with a dozen years of experience (and a Ph.D.) in the field.

In 2007, right after finishing my Ph.D., I co-founded TAAZ Inc. with my advisor Dr. David Kriegman and Kevin Barnes. The scalability, and robustness of our computer vision and machine learning algorithms have been put to rigorous test by more than 100M users who have tried our products. Read More…

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