Histograms were compared using a Root-Mean-Square Error (RMSE) to determine the cost function value or 'Difference from Drosophila data'. S4 Fig. Cost function values for subsets of Drosophila data, fluctuations alone, and models without fluctuations. ( A) The cost function value for each model sorted by class.
And occasionally some folks say they prefer the earlier, simpler versions over newer ones with more features. The challenge is, once a new release comes out, Adobe no longer officially sells the older version with one exception. So if you need a prior release, what do you do? But how about when you want to actually buy CS4 or CS5? So, do you turn to other random sources like eBay or Craigslist? So what do you do?