On Thursday 21 February 2008 18:08, Michael Rogers wrote: > Matthew Toseland wrote: > > So a swap will only happen if it minimises stress for *both* nodes, rather > > than before it would happen if it minimised total stress for both nodes > > combined. Clearly this is a significant change to the transition > > probabilities... It might very well lead to false minima? > > Yup, I thought it might just reach the optimal solution more slowly but > it seems to get permanently stuck at suboptimal solutions. > > > One thing to try is > > to use the same random for each node's decision (since this is likely how it > > will be implemented in practice). > > See attached - using the same random number seems to make things > slightly worse, I don't know why.
I don't understand the graph. Isn't it the same as the previous graph based on bogus numbers? > > Cheers, > Michael
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