Tag Archive: features

Mar 16

Bootstrapping planar AR and tracking without markers [w/code]

Years ago I wanted to implement PTAM. I was young and na├»ve Well I got a few moments to spare on a recent sleepless night, and I set out to implement the basic bootstrapping step of initializing a map with a planar object - no known markers needed, and then tracking it for augmented reality …

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Feb 07

Simplest 20-lines OpenCV video stabilizer [w/ code]

A simple and short video stabilizer with OpenCV.

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May 31

Porting Rob Hess's SIFT impl. to Java

beavers_sift

This is a Java port of Rob Hess' implementation of SIFT that I did for a project @ work. However, I couldn't port the actual extraction of SIFT descriptors from images as it relies very heavily on OpenCV. So actually all that I ported to native Java is the KD-Tree features matching part, and the …

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