To build or to buy a multi-touch interface
A few weeks ago I was looking for a multi-touch device to do research in how multi-touch gestures can be used in infovis tools. Ideally the device should have the following capabilities: Detect at...
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Multitouch tablets
I had the technology bug today and spent about an hour looking at different multi-touch technologies that are available or will be available in near future. What was really interesting is the stantum...
View ArticleMPX
Multi Pointer X (MPX) has been available for many years now and a few years ago it became an standard part of X11 systems. So with any system that runs the latest version of X, it is possible to use...
View ArticleInstalling PyMt on OpenSUSE
PyMT is an awesome multi-touch development library. Installing PyMT on Ubuntu is a breeze, but I coulldnt find any instructions for installing it on OpenSUSE. Here is what I tried and it worked for me:...
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OpenCV
I wanted to test if certain points were inside a contour boundary and I was happy to find that OpenCV had a function for this! However the OpenCV documentation for this function was a bit confusing....
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As natural as touch
What is it that makes touch a natural form of interaction? I have been thinking about this question for a while. In particular I want to know, are there other types of hand interaction that are equally...
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Return of hover — what does it mean for the web?
This article is about the current state of the art in using hover and hand actions near the screen to interact with applications. Hovering can be done indirectly for example using a mouse, or directly...
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