データ分析の分野における Golang の用途は何ですか?

package main

import (
    "bufio"
    "fmt"
    "os"
    "strconv"
    "sync"
)

func main() {
    file, err := os.Open("data.csv")
    if err != nil {
        panic(err)
    }
    defer file.Close()

    scanner := bufio.NewScanner(file)
    var wg sync.WaitGroup
    var sum float64

    for scanner.Scan() {
        wg.Add(1)
        go func(line string) {
            defer wg.Done()

            // 处理每行数据
            num, err := strconv.ParseFloat(line, 64)
            if err != nil {
                fmt.Printf("Could not parse number: %s\n", line)
                return
            }
            sum += num
        }(scanner.Text())
    }

    wg.Wait()
    fmt.Printf("Sum of all numbers in the CSV file: %.2f\n", sum)
}

package main

import (
    "fmt"
    "gonum.org/v1/gonum/floats"
    "gonum.org/v1/gonum/stat"
    "gonum.org/v1/gonum/stat/regression"
)

func main() {
    // 数据准备
    x := []float64{1, 2, 3, 4, 5}
    y := []float64{1.2, 2.2, 3.3, 4.5, 5.5}

    // 模型训练
    model := regression.LinearRegression{}
    err := model.Fit(floats.NewVector(x), floats.NewVector(y))
    if err != nil {
        panic(err)
    }

    // 模型预测
    fmt.Printf("Slope: %.2f\n", model.Slope())
    fmt.Printf("Intercept: %.2f\n", model.Intercept())

    // R 平方计算
    rSquared := stat.RSquared(x, y, model.Predict(floats.NewVector(x)))
    fmt.Printf("R Squared: %.2f\n", rSquared)
}

package main

import (
    "log"

    "github.com/go-plotly/plotly"
)

func main() {
    scatterPlot := plotly.NewScatter()
    scatterPlot.X = []float64{1, 2, 3, 4, 5}
    scatterPlot.Y = []float64{1.2, 2.2, 3.3, 4.5, 5.5}

    // 设置标题、轴标签和网格线
    scatterPlot.Name = "Scatter Plot"