From e1abc9cfafacdde40b2e2774b303dbc95637e453 Mon Sep 17 00:00:00 2001
From: tremblap <tremblap@gmail.com>
Date: Wed, 7 Feb 2024 16:26:19 +0000
Subject: [PATCH 1/3] a simple line...

---
 include/algorithms/public/Normalization.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/algorithms/public/Normalization.hpp b/include/algorithms/public/Normalization.hpp
index 0c6e126fb..09a9d46ef 100644
--- a/include/algorithms/public/Normalization.hpp
+++ b/include/algorithms/public/Normalization.hpp
@@ -49,6 +49,7 @@ class Normalization
     using namespace _impl;
     mMin = min;
     mMax = max;
+    mRange = mMax - mMin;
     mDataMin = asEigen<Array>(dataMin);
     mDataMax = asEigen<Array>(dataMax);
     mDataRange = mDataMax - mDataMin;

From bf3b65ff82d17bf9a7c999cfbfaf2322e7de2737 Mon Sep 17 00:00:00 2001
From: tremblap <tremblap@gmail.com>
Date: Wed, 7 Feb 2024 16:49:51 +0000
Subject: [PATCH 2/3] proper initialisation

---
 include/algorithms/public/Normalization.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/algorithms/public/Normalization.hpp b/include/algorithms/public/Normalization.hpp
index 09a9d46ef..3847c9d79 100644
--- a/include/algorithms/public/Normalization.hpp
+++ b/include/algorithms/public/Normalization.hpp
@@ -50,6 +50,7 @@ class Normalization
     mMin = min;
     mMax = max;
     mRange = mMax - mMin;
+    handleZerosInScale(mRange);
     mDataMin = asEigen<Array>(dataMin);
     mDataMax = asEigen<Array>(dataMax);
     mDataRange = mDataMax - mDataMin;
@@ -133,6 +134,7 @@ class Normalization
   {
     mMin = 0;
     mMax = 1.0;
+    mRange = 1.0;
     mDataMin.setZero();
     mDataMax.setZero();
     mDataRange.setZero();

From e1f5b5a8c78d947a9e3898f1db3ef576c37538a6 Mon Sep 17 00:00:00 2001
From: tremblap <tremblap@gmail.com>
Date: Wed, 7 Feb 2024 16:50:24 +0000
Subject: [PATCH 3/3] remove the change of scaling post fitting (as it was in
 the RT version in SC)

---
 include/clients/nrt/NormalizeClient.hpp | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/include/clients/nrt/NormalizeClient.hpp b/include/clients/nrt/NormalizeClient.hpp
index bb218686c..b34f54162 100644
--- a/include/clients/nrt/NormalizeClient.hpp
+++ b/include/clients/nrt/NormalizeClient.hpp
@@ -139,8 +139,6 @@ class NormalizeClient : public FluidBaseClient,
       StringVector ids{srcDataSet.getIds()};
       RealMatrix   data(srcDataSet.size(), srcDataSet.pointSize());
       if (!mAlgorithm.initialized()) return Error(NoDataFitted);
-      mAlgorithm.setMin(get<kMin>());
-      mAlgorithm.setMax(get<kMax>());
       mAlgorithm.process(srcDataSet.getData(), data, invert);
       FluidDataSet<string, double, 1> result(ids, data);
       destPtr->setDataSet(result);
@@ -166,8 +164,6 @@ class NormalizeClient : public FluidBaseClient,
     RealVector src(mAlgorithm.dims());
     RealVector dest(mAlgorithm.dims());
     src <<= BufferAdaptor::ReadAccess(in.get()).samps(0, mAlgorithm.dims(), 0);
-    mAlgorithm.setMin(get<kMin>());
-    mAlgorithm.setMax(get<kMax>());
     mAlgorithm.processFrame(src, dest, invert);
     outBuf.samps(0, mAlgorithm.dims(), 0) <<= dest;
     return OK();
@@ -239,8 +235,6 @@ class NormalizeQuery : public FluidBaseClient, ControlIn, ControlOut
       RealVector dest(algorithm.dims());
       src <<= BufferAdaptor::ReadAccess(get<kInputBuffer>().get())
                 .samps(0, algorithm.dims(), 0);
-//      algorithm.setMin(get<kMin>());
-//      algorithm.setMax(get<kMax>());
       algorithm.processFrame(src, dest, get<kInvert>() == 1);
       outBuf.samps(0, algorithm.dims(), 0) <<= dest;
     }