Swarm Intelligence

21.11.2010 This popular video on YouTube shows in a fascinating way how a swarm builts a pattern from individuals which react on the behaviour of their local environment. [youtube]http://www.youtube.com/watch?v=XH-groCeKbE&feature=player_embedded[/youtube] Resources: Here you can find a swarm simulation, links for this topic and explanations by Craig Reynolds: http://www.red3d.com/cwr/boids/ Online Article: http://ngm.nationalgeographic.com/2007/07/swarms/miller-text Selected Articles: Reynolds, Craig (1987), … Read more

Image Data and Classification with R

03.08.2010 In this post i would like to demonstrate the ability of R to handle and classify image data with the help of ImageJ and Rserve bundled and implemented in Bio7. In general R is a very useful application for image analysis and plenty of “pure” R packages for image analysis are already available. But … Read more

Voronoi Diagrams in the next Bio7 Release

19.07.2010 In the next release of Bio7 a Voronoi/Delauney calculation will be available in the Points panel. Here is a screenshot of the current implementation. The screenshot below shows a direct comparison between a Voronoi area plot of R (left: with package “tripack”) and the new Voronoi calculation of Bio7. The area results are the … Read more

ImageJ and Image Analysis Links

09.06.2010 Some useful resources on the Internet are sometimes hard to find. Here i present some useful links for ImageJ and image analysis in general. Manual and Links General Manual: http://rsbweb.nih.gov/ij/docs/user-guide.pdf Resources: ImageJ Website: http://rsbweb.nih.gov/ij/ ImageJ plugins: http://rsb.info.nih.gov/ij/plugins/index.html ImageJ Tutorials: http://rsb.info.nih.gov/ij/docs/examples/index.html ImageJ Forum: http://n2.nabble.com/ImageJ-f588099.html ImageJ Wiki: http://imagejdocu.tudor.lu/doku.php ImageJ Video Tutorials: http://imagejdocu.tudor.lu/doku.php?id=video:start ImageJ Manual: http://www.macbiophotonics.ca/imagej/ Fiji … Read more