TUIO 1.0 Protocol Specification

Finally, the Universitat Pompeu Fabra in Barcelona guys around Martin Kaltenbrunner released a special page for TUIO that explains the protocol in more detail and with some examples. In the past it had not been that easy to extract all necessary information from their TUIO paper. Just in time, before they will hopefully release TUIO …

Vispol Tangible and Multi-Touch Interface Video

This video presents the results of the Bachelor thesis of Frederic Friess at the Vislab of the Wiesbaden University of Applied Sciences. I have been Frederic’s mentor under the guidance of Prof. Dr. Doerner for this work.

Pf Design Media Installation

I helped Sensory Minds to build an interactive multi-touch and tangible media installation for a Werkschau of students from the Hochschule Pforzheim. Graduates are represented by objects that are provided with a fiducial on the underside and a picture of the work on the upper side. As soon as the object is added to the …

Vispol Multi-Touch Video

This video demonstrates the fundamental multi-touch functions of Vispol. The demonstrated functions contain the creation and modification of persons and objects and connections. Additionally, examples for the application of the layout functions in Vispol are being introduced. Click here for further information about Vispol. You can try out the mouse version of Vispol here.

My Master’s Thesis Project: Vispol – An Interactive Scenario Visualization

As part of my Master’s thesis with the title Conception, Realization and Evaluation of Multi-Touch Interfaces for Interactive Visualizations, there has been the goal to create an interactive visualization that can be used via multi-touch. Finally, this visualization should be evaluated, which means it should be thoroughly tested and there should be some results in …

A few Multi-Touch Impressions from the Cebit ’09

At the Telekom booth there has been a long kind of bar multi-touch table. It is not rectangular but a curve. However, the quality of the projection has not been even as the creators of this table used different projections and did not get the projection illumination even. The application has been quite simple: Photo …

Using a MacBook with Bootcamp in Windows XP with an External Primary Monitor

Today I came across the problem that I needed to use a MacBook with our multi-touch table the Virttable. Therefore, the screen of the MacBook must be enhanced onto a video projector that has been attached to the DVI port and this projector must be the primary screen. Anyway, Windows did not offer to me …

MBP Keyboard Assembly: Backlight illumination with FTIR

Today I have made an interesting discovery: my 2008 2.4 GHz MacBook Pro is using frustrated total internal reflection (FTIR) for the illumination of its keyboard. The background to this discovery is that I spilled a bit of salad dressing into my keyboard (pro tip: do never try to show someone the salad you are …

Mac OS X Multi-touch Tracking Software Touché

I just wanted to mention the great Open Source multi-touch tracking application Touché for Mac OS X from Georg Kaindl in my blog. Touché supports lots of image processing possibilities and is written purely in the Cocoa Objective-C framework from Apple. The Touché code can be accessed via Google Code. Touché supports loads of video …

How to build a LLP (Laser Light Plane) multi-touch table

Georg Kaindl the developer of the Open Source multi-touch tracking software for OS X Touché has published a blog post about how a laser light multi-touch setup can be build on your own. He has also published a video in which he presents how the laser light multi-touch table works: DIY laser multi-touch table – …