Created
July 22, 2014 22:22
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TrueSkill examples
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| var readline = require('readline').createInterface({ | |
| input: process.stdin, | |
| output: process.stdout | |
| }); | |
| var trueskill = require('com.izaakschroeder.trueskill').create(1000); | |
| console.log('mu: %d, sigma: %d, beta: %d, tau: %d', | |
| trueskill.mu.toFixed(3), | |
| trueskill.sigma.toFixed(3), | |
| trueskill.beta.toFixed(3), | |
| trueskill.tau.toFixed(3)); | |
| var p1 = { name: 'Justin', | |
| rating: trueskill.createRating() | |
| }; | |
| var p2 = { name: 'James', | |
| rating: trueskill.createRating() | |
| }; | |
| var p3 = { name: 'Garth', | |
| rating: trueskill.createRating() | |
| }; | |
| function playMatch(players, results) { | |
| var teams = players.map(function(player) { return [player.rating] }); | |
| newRatings = trueskill.update(teams, results); | |
| players.forEach(function (player, i) { | |
| player.rating = newRatings[i][0]; | |
| }); | |
| } | |
| console.log('Initial ratings: %s: (%d %d), %s: (%d %d), %s: (%d %d)', | |
| p1.name, p1.rating.mu.toFixed(3), p1.rating.sigma.toFixed(3), | |
| p2.name, p2.rating.mu.toFixed(3), p2.rating.sigma.toFixed(3), | |
| p3.name, p3.rating.mu.toFixed(3), p3.rating.sigma.toFixed(3)); | |
| // Justin vs. James - W:9, D:9, L:2 | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [1,0]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [1,0]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,1]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,0]); | |
| playMatch([p1, p2], [0,1]); | |
| // Justin vs. Garth - W:4, D:12, L:4 | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [1,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,1]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [1,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,1]); | |
| playMatch([p1, p3], [1,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,1]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [1,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,0]); | |
| playMatch([p1, p3], [0,1]); | |
| // James vs. Garth - W:3, D:7, L:10 | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [0,0]); | |
| playMatch([p2, p3], [0,1]); | |
| playMatch([p2, p3], [0,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [0,1]); | |
| playMatch([p2, p3], [0,1]); | |
| playMatch([p2, p3], [0,0]); | |
| playMatch([p2, p3], [0,0]); | |
| playMatch([p2, p3], [0,0]); | |
| playMatch([p2, p3], [1,0]); | |
| playMatch([p2, p3], [0,0]); | |
| playMatch([p2, p3], [0,0]); | |
| console.log('Final ratings: %s: (%d %d), %s: (%d %d), %s: (%d %d)', | |
| p1.name, p1.rating.mu.toFixed(3), p1.rating.sigma.toFixed(3), | |
| p2.name, p2.rating.mu.toFixed(3), p2.rating.sigma.toFixed(3), | |
| p3.name, p3.rating.mu.toFixed(3), p3.rating.sigma.toFixed(3)); | |
| readline.question("Press any key to exit...", | |
| function (_) { readline.close(); }); |
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| #! python | |
| import trueskill | |
| from trueskill import Rating, rate_1vs1 | |
| mu = 1000 | |
| sigma = mu/3 | |
| beta = sigma/2 | |
| tau = sigma/100 | |
| print('mu: %.3f, sigma: %.3f, beta: %.3f, tau: %.3f' % | |
| (mu, sigma, beta, tau)) | |
| trueskill.setup(mu, sigma, beta, tau) | |
| justin,james,garth = Rating(), Rating(), Rating() | |
| print('Initial ratings: Justin: (%.3f %.3f), James: (%.3f %.3f), Garth: (%.3f %.3f)' | |
| % (justin.mu, justin.sigma, james.mu, james.sigma, garth.mu, garth.sigma)) | |
| # Justin vs. James - W:9, D:9, L:2 | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| james,justin = rate_1vs1(james, justin) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| james,justin = rate_1vs1(james, justin) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james, drawn=True) | |
| justin,james = rate_1vs1(justin, james) | |
| # Justin vs. Garth - W:4, D:12, L:4 | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| garth,justin = rate_1vs1(garth, justin) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| garth,justin = rate_1vs1(garth, justin) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth) | |
| garth,justin = rate_1vs1(garth, justin) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| garth,justin = rate_1vs1(garth, justin) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth, drawn=True) | |
| justin,garth = rate_1vs1(justin, garth) | |
| # James vs. Garth - W:3, D:7, L:10 | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| james,garth = rate_1vs1(james, garth) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| garth,james = rate_1vs1(garth,james) | |
| garth,james = rate_1vs1(garth,james) | |
| james,garth = rate_1vs1(james, garth) | |
| james,garth = rate_1vs1(james, garth) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| garth,james = rate_1vs1(garth,james) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| james,garth = rate_1vs1(james, garth, drawn=True) | |
| print('Final ratings: Justin: (%.3f %.3f), James: (%.3f %.3f), Garth: (%.3f %.3f)' | |
| % (justin.mu, justin.sigma, james.mu, james.sigma, garth.mu, garth.sigma)) |
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