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package scalam.plotting
import scalam.m.ast.Identifier
import scalax.file.Path
import breeze.linalg.{ Vector, DenseVector }
import scalam.io._
import scala.language.implicitConversions
case class DataSet(points: Seq[(Double, Double)], label: String, name: String) {
lazy val (xs, ys) = points.unzip
}
object DataSet {
def apply(points: Seq[(Double, Double)], label: String) = new DataSet(points, label, Identifier.makeValid(label))
def apply(xs: Seq[Double], ys: Seq[Double], label: String) = new DataSet(xs zip ys, label, Identifier.makeValid(label))
def apply(xs: Seq[Double], ys: Seq[Double], label: String, name: String) = new DataSet(xs zip ys, label, name)
implicit def dataSetIsSaveable(ds: DataSet) = new Saveable {
def save(out: scalax.file.Path) = {
val data = ds.points.map{case (x, y) => x + " " + y}.mkString("\n")
out.write(data)
}
}
}
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