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Tissue Growth Simulation experiment

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Uploaded by on Jan 4, 2012

This program attempts to simulate biological cell growth. Since the rules that dictate the growth are completely random, some growths look pretty random and weird. I think the next step is to subject the rules to some kind of objective function and optimize a rule set for it. But it's not very easy to qualitatively describe what constitutes a "good" grown shape. Symmetric? Convex? ...

But anyway, in current version:
- Cells have continuous internal variables that encode their type.
- Neighboring cells can sense these variables (modeling communication)
- Cells have telomeres, and can undergo apoptosis
- There is a DNA with a genome that encodes local rules on how cells behave when surrounded by other cells.
- all growth stems from a single "embryo" cell

The code can be browsed here: https://gist.github.com/1561744
A compiled .exe version can be downloaded here: http://cs.stanford.edu/~karpathy/tissuegrowth.zip

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  • Very impressive. I want to go to stanford...

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