Slide 13
Slide 13 text
github.com/mashiike/ratingの宣伝
package main
import (
"fmt"
"math"
"github.com/mashiike/comb"
"github.com/mashiike/rating"
)
func main() {
ratings := []rating.Rating{
rating.New(1500.0, 50, 0.06),
rating.New(1730.0, 200, 0.06),
rating.New(1600.0, 10, 0.06),
rating.New(1470.0, 250, 0.06),
rating.New(1550.0, 45, 0.06),
rating.New(1620.0, 80, 0.06),
}
inds := comb.Slice(ratings, 2, func(teamInd [][]int) float64 {
team0 := make([]rating.Rating, 0, 3)
for _, ind := range teamInd[0] {
team0 = append(team0, ratings[ind])
}
team1 := make([]rating.Rating, 0, 3)
for _, ind := range teamInd[1] {
team1 = append(team1, ratings[ind])
}
//それぞれのチームのRatingを求めて、その勝率が50%に近ければ小さくなる２次関数
return math.Pow(rating.Average(team0).WinProb(rating.Average(team1))-0.5, 2)
})
fmt.Println("-- team1 --")
for _, ind := range inds[0] {
fmt.Println(ratings[ind])
}
fmt.Println("")
fmt.Println("-- team2 --")
for _, ind := range inds[1] {
fmt.Println(ratings[ind])
}
}
feature/v0.6.0
いい感じにチーム分けしてくれる機能
$ go run .
-- team1 --
1500.0 (1400.0-1600.0 v=0.06)
1600.0 (1580.0-1620.0 v=0.06)
1620.0 (1460.0-1780.0 v=0.06)
-- team2 --
1730.0 (1330.0-2130.0 v=0.06)
1470.0 (970.0-1970.0 v=0.06)
1550.0 (1460.0-1640.0 v=0.06)