Corrections to setState of Polynomial Kernel

Author: mandar2812

build.sbt

@@ -1,5 +1,4 @@
 import sbt._
-import NativePackagerHelper._
 import java.io.File
 
 maintainer := "Mandar Chandorkar <[email protected]>"
@@ -16,7 +15,7 @@ val dataDirectory = settingKey[File]("The directory holding the data files for r
 lazy val commonSettings = Seq(
   name := "DynaML",
   organization := "io.github.mandar2812",
-  version := "v1.4-beta.6",
+  version := "v1.4-beta.7",
   scalaVersion in ThisBuild := "2.11.7",
   mainClass in Compile := Some("io.github.mandar2812.dynaml.DynaML"),
   fork in run := true,

src/main/scala/io/github/mandar2812/dynaml/kernels/PolynomialKernel.scala

@@ -32,7 +32,8 @@ class PolynomialKernel(
 
   override def setHyperParameters(h: Map[String, Double]) = {
     super.setHyperParameters(h)
-    state += ("offset" -> math.abs(h("offset")))
+    if(h contains "offset")
+      state += ("offset" -> math.abs(h("offset")))
     this
   }
 }