The PROMETHEE-GAIA FAQ

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About PROMETHEE & GAIA (9)The theory behind PROMETHEE & GAIA (2)Using PROMETHEE & GAIA (8)
Using Decision Lab (2)Using the Visual PROMETHEE software (11)Users questions (3)
 
Top 5 Articles
How to choose the right preference function?
There are six different shapes of preference function in the original PROMETHEE methods and in the PROMETHEE software. Here are some guidelines in choosing the right preference function for your criterion. ......
●●●●● Last Update: 2012-03-25 Views: 14
What about the history of PROMETHEE?
PROMETHEE was created by Professor Jean-Pierre Brans in 1982. At that time it included only the basic PROMETHEE I and II rankings. Soon thereafter Bertrand Mareschal started to work with Jean-Pierre ......
●●●●● Last Update: 2009-10-04 Views: 10
What is the maximum number of actions or criteria in the PROMETHEE Software?
Currently (beta version), the software limits are the following: 10 000 actions, 10 000 criteria, 100 groups, categories and clusters, 100 000 evaluations, 10 scenarios. These limits are not inherent to ......
Not Rated Last Update: 2011-06-06 Views: 10
What is a correct value for a preference threshold (p)?
The preference threshold (p) for a given criterion corresponds to the smallest definition that you consider as definitely important when you compare to actions. Usually it is easier to determine the ......
●●●●● Last Update: 2011-12-22 Views: 9
How to use the new Visual Stability Intervals tool?
The two-dimensional display is organized as follows: The horizontal axis corresponds to the relative weight of the currently selected criterion (or group of criteria), from 0% to 100%. The vertical axis ......
Not Rated Last Update: 2011-06-01 Views: 9
Last 5 Articles
what is the accuracy rate of PROMETHEE method? is there any factors which affect the accuracy of PROMETHEE method?
What do you mean by accuracy?...
Not Rated Last Update: 2012-05-18 Views: 1
How can I export the "Preferences Flow" table? Select-All and Copy does not copy the row names. thanks! Ming
Hello, That has been corrected in the current version....
Not Rated Last Update: 2012-05-18 Views: 1
Hi why can't we use a decimal number in weight cell?suppose that we fill some questioneer by likert spectrum and the weight is a decimal number, how can we input it?
Hello, It is possible to enter decimal values for the weights. Depending on the localization option chosen, the decimal separator is the "." (dot) or the "," (comma). On the example ......
Not Rated Last Update: 2012-05-18 Views: 4
Could you explain how the weighing calculation in Promethee software? Is it just multiply Pj(a,b) by wj when calculate n(a,b) or preference indices? Or more than that to calculate the weighing (if we decide to configure wj value)? Because I still haven't figured this out yet. Thank before.
Yes, the multicriteria preference index PI(a,b) is the weighted sum of the unicriterion preference functions Pj(a,b). Visual PROMETHEE automatically normalizes the criteria weights so that their sum is equal to 1.0 (100%). In ......
Not Rated Last Update: 2012-05-18 Views: 1
Hi I Want to use promethee sotwares for my dissertation.Does visual promethee have reliablity or it is on test procedure?i downloaded visual promethee from your site. Best regard
Hello, While Visual PROMETHEE is still in beta, version 0.98 has just been released (April 10, 2012) and a lot of testing has been made. Computations can thus be considered as reliable. In case ......
Not Rated Last Update: 2012-05-18 Views: 2

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