The code failed to restore a hyperbolic tangent SVR and create a laplacian...

The code failed to restore a hyperbolic tangent SVR and create a laplacian kernel instead. Fixed this bug.

src/core/de.evoal.approximative.density/src/main/resources/META-INF/definitions/ea/density.dl

-/**
- * Base type for density-based fitness value handling.
- */
-abstract type density extends 'decorated-fitness-function' {
-    /**
-     * Which probability calculation should be used (source-based, target-based, both).
-     */
-	kind : string;
-
-	/**
-	 * Exponent for the formula.
-	 */
-	exponent : float;
-
-	/**
-	 * Exponent for the formula.
-	 */
-	'root-exponent' : float;
-}
-
-type density1 extends density {}
-type density2 extends density {}
\ No newline at end of file

src/core/de.evoal.approximative.density/src/main/resources/META-INF/definitions/surrogate/density.dl

-/**
- * Measures density information using kernel density.
- * 
- * @param bandwith Width for density calculation.
- */
-def void 'density-estimation-1'(float bandwidth);
-
-/**
- * Measures density information using a gaussian kernel.
- * 
- * @param bandwith Width for density calculation.
- */
-def void 'density-estimation-2'(float bandwidth);
\ No newline at end of file

src/core/de.evoal.surrogate.svr/src/main/java/de/evoal/surrogate/svr/KernelHelper.java

@@ -153,7 +153,7 @@ public final class KernelHelper {
 		}
 		
 		case "hyperbolic-tangent": {
-			toHyperbolicTangentKernel(parameters);
+			return toHyperbolicTangentKernel(parameters);
 		}
 
 		case "laplacian": {