lattice/ahp

Analytic Hierarchy Process implementation in PHP

dev-master 2020-05-02 11:13 UTC

Requires

• symfony/var-dumper: ^5.0

MIT

• Romain Rossier

README

PHP implementation of the Analytic Hierarchy Process (AHP) by Thomas L. Saaty.

Description

More on Wikipedia

Installation via Composer

composer require lattice/ahp

Usage

Basic example

Reproducting the Choose a Leader example from Wikipedia

$ahp = new AHP();

$tom = new Candidate(['name'=>'Tom','profile'=>['experience'=>10,'education'=>5,'charisma'=>9,'age'=>50]]);
$dick = new Candidate(['name'=>'Dick','profile'=>['experience'=>30,'education'=>3,'charisma'=>5,'age'=>60]]);
$harry = new Candidate(['name'=>'Harry','profile'=>['experience'=>5,'education'=>7,'charisma'=>3,'age'=>30]]);

$experienceCriterion = new Criterion('Experience');
$educationCriterion = new Criterion('Education');
$charismaCriterion = new Criterion('Charisma');
$ageCriterion = new Criterion('Age');

$ahp->addCandidate($tom);
$ahp->addCandidate($dick);
$ahp->addCandidate($harry);

$ahp->displayResults('total');
$ahp->displayResults();

More in the following files:

• examples.php explaining basic examples
• examples2.php showing the full example of Choosing a car for the Jones family
• examples3.php documenting the class Matrix

Todo

• implements a load function to define model in a file
• implements custom preference functions

License

This project is licensed under the MIT License - see the LICENSE.md file for details

Acknowledgments

• Inspiration for formatting results and ideas for future evolutions thanks to R package AHP