7055 Item Minimax Regret tables

 For some time now I have been working on my automated software for solving the age old computer programming question "The Best Time to Buy and Sell Stocks". 

Each man should frame life so that at some future hour fact and his dreaming meet. (Victor Hugo)

This is a spreadsheet.  There two colorful columns constitute a breathtaking euraka moment.  The left column is Maximin and the right column is Minimax Regret.  There are five states of nature, and only one of them is good.  For some time now I have been working on my automated software for solving the age old computer programming question “The Best Time to Buy and Sell Stocks”.

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Figure 1

This is the ranking for 7055 total items. Maximin and Minimax tend to agree most of the time.  There are a few edge cases where they don’t typically in the best ranked items, and this is visible in rows 2, 3, and 4 in figure 2.

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Figure 2

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Figure 3

 

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