Revert "Lesters/add relu function"

1 files changed, 1 insertions, 3 deletions

diff --git a/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/rule/Function.java b/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/rule/Function.java
index 0bdd02c85b5..ecd8182a108 100644
--- a/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/rule/Function.java
+++ b/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/rule/Function.java
@@ -29,8 +29,6 @@ public enum Function implements Serializable {
     fabs      { public double evaluate(double x, double y) { return abs(x); } },
     floor     { public double evaluate(double x, double y) { return floor(x); } },
     isNan     { public double evaluate(double x, double y) { return Double.isNaN(x) ? 1.0 : 0.0; } },
-    relu      { public double evaluate(double x, double y) { return max(x,0); } },
-    sigmoid   { public double evaluate(double x, double y) { return 1.0 / (1.0 + exp(-1.0 * x)); } },
     atan2(2)  { public double evaluate(double x, double y) { return atan2(x,y); } },
     pow(2)    { public double evaluate(double x, double y) { return pow(x,y); } },
     ldexp(2)  { public double evaluate(double x, double y) { return x*pow(2,y); } },
@@ -54,4 +52,4 @@ public enum Function implements Serializable {
     /** Returns the number of arguments this function takes */
     public int arity() { return arity; }
 
-}
+}
\ No newline at end of file