Animal - Minimum Cost Spanning Tree

Recommendation

Not Recommended

Link

http://www.animal.ahrgr.de/showAnimationDetails.php3?anim=40

Delivery Method

Animal Animation

License

Non-Commercial

Language

English; German

Author

André Flöper; Guido Rössling

Institution

TU Darmstadt, Darmstadt, Germany

Project

Animal

RelationshipToProject

PartOfProject

Works

Yes

Description

Presents a slideshow with examples for Prims and Kurskal's algorithms.

Evaluation

Generally clear presentation, but with some serious content flaws. The Kruskal's AV doesn't get across the relationship to disjoint sets, which is a fundamental part of the algorithm. The analysis is basically wrong, stating that Kruskal's is |E| log |E|, Prims is |V|^2, and so Kruskal's is cheaper. In fact, the cost of Prim's depends on how the next vertex is found, and the denseness of the graph. Thus, the AV's analysis is oversimplified and misleading.

ActivityLevel

Animation; Step Control; Canned Data

GoodFor

Lecture Aid; Self Study

Screenshots

Animal - Minimal Cost Spanning Tree 1Animal - Minimal Cost Spanning Tree 2Animal - Minimal Cost Spanning Tree 3

Videos

References

HowToUse

For detailed instructions on how to install Animal and run Animal AVs, see: http://www.algoanim.info/Animal2/?q=node/290. Once you have installed the Animal .jar file and downloaded/unpacked the .zip file of Animal animations, you are now ready to run Animal. Run the .jar file to start Animal. Then go to the "Open" menu item, and browse to where you put the animal animations you got in the .zip file. Pick this AV from the list. You can then step through the animation, or use "kiosk mode" to have the steps fed to you at a constant pace.

First Visited

2007-07-21

Last Visited

2010-02-05

Last Updated

1999-05-10

Topic

MinimumCostSpanningTree

Community

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