diff --git a/release-packaging/Classes/FluidMDS.sc b/release-packaging/Classes/FluidMDS.sc
index dc90d7f..1cf56aa 100644
--- a/release-packaging/Classes/FluidMDS.sc
+++ b/release-packaging/Classes/FluidMDS.sc
@@ -7,18 +7,21 @@ FluidMDS : FluidManipulationClient {
 	classvar < kl = 5;
 	classvar < cosine = 5;
 
-	*new {|server|
+	*new {|server,numDimensions = 2, distanceMetric = 1|
 		var uid = UniqueID.next;
-		^super.new(server,uid)!?{|inst|inst.init(uid);inst}
+		^super.new(server,uid,*[
+			\numDimensions,numDimensions,
+			\distanceMetric, distanceMetric
+		])!?{|inst|inst.init(uid);inst}
 	}
 
 	init {|uid|
 		id = uid;
 	}
 
-	fitTransform{|sourceDataSet, destDataSet, numDimensions, distanceMetric, action|
+	fitTransform{|sourceDataSet, destDataSet, action|
 		this.prSendMsg(\fitTransform,
-			[sourceDataSet.asSymbol,  destDataSet.asSymbol, numDimensions, distanceMetric], action);
+			[sourceDataSet.asSymbol,  destDataSet.asSymbol], action);
 	}
 
 	// not implemented
diff --git a/release-packaging/Classes/FluidMLPRegressor.sc b/release-packaging/Classes/FluidMLPRegressor.sc
index c18099c..1e466f6 100644
--- a/release-packaging/Classes/FluidMLPRegressor.sc
+++ b/release-packaging/Classes/FluidMLPRegressor.sc
@@ -7,8 +7,14 @@ FluidMLPRegressor : FluidManipulationClient {
 
 	*new {|server, hidden = #[3,3] , activation = 0, maxIter = 100, learnRate = 0.0001, momentum = 0.9, batchSize = 50|
 		var uid = UniqueID.next;
-		^super.new(server,*([hidden.size]++hidden++activation++maxIter++learnRate++
-			momentum++batchSize++uid))!?{|inst|inst.init(uid);inst}
+		hidden = [hidden.size]++hidden;
+		^super.new(server,uid, *[
+			\hidden,hidden,
+			\activation,activation,
+			\maxIter, maxIter,
+			\learnRate,learnRate,
+			\momentum, momentum,
+			\batchsize,batchSize])!?{|inst|inst.init(uid);inst}
 	}
 
 	init {|uid|
diff --git a/release-packaging/HelpSource/Classes/FluidMDS.schelp b/release-packaging/HelpSource/Classes/FluidMDS.schelp
index ec808d2..46273b5 100644
--- a/release-packaging/HelpSource/Classes/FluidMDS.schelp
+++ b/release-packaging/HelpSource/Classes/FluidMDS.schelp
@@ -111,7 +111,7 @@ FluidBufMFCC.process(s,~audio, features: ~mfcc_feature);
 (
 ~reducedarray = Array.new(100);
 ~standardizer.fitTransform(~raw, ~standardized);
-~mds.fitTransform(~standardized, ~reduced, 2, FluidMDS.euclidean, action:{
+~mds.fitTransform(~standardized, ~reduced, action:{
 	~reduced.dump{|x| 100.do{|i|
 		~reducedarray.add(x["data"][i.asString])
      }}});