From edcc94d073bedf0c25cdc353a9ee21ab3657410a Mon Sep 17 00:00:00 2001
From: Masajiro Iwasaki <masajiro.iwasaki@gmail.com>
Date: Fri, 6 Jan 2023 13:40:02 +0900
Subject: [PATCH] fix uninitialized parameters

---
 VERSION                           |  2 +-
 lib/NGT/Clustering.h              | 11 ++++++-----
 lib/NGT/NGTQ/QuantizedBlobGraph.h |  4 ++++
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/VERSION b/VERSION
index 815e68d..09843e3 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.0.8
+2.0.9
diff --git a/lib/NGT/Clustering.h b/lib/NGT/Clustering.h
index 9f435b0..491db17 100644
--- a/lib/NGT/Clustering.h
+++ b/lib/NGT/Clustering.h
@@ -954,8 +954,9 @@ namespace NGT {
 	    break;
 	  }
 	default:
-	  std::cerr << "proper initMode is not specified." << std::endl;
-	  exit(1);
+	  std::stringstream msg;
+	  msg << " kmeans: invalid initialization mode. " << initializationMode;
+	  NGTThrowException(msg);
 	}
       }
     }
@@ -990,9 +991,9 @@ namespace NGT {
 	break;
 #endif
       default:
-	cerr << "kmeans::fatal error!. invalid clustering type. " << clusteringType << endl;
-	abort();
-	break;
+	std::stringstream msg;
+	msg << " kmeans: invalid clustering type. " << clusteringType;
+	NGTThrowException(msg);
       }
     }
 
diff --git a/lib/NGT/NGTQ/QuantizedBlobGraph.h b/lib/NGT/NGTQ/QuantizedBlobGraph.h
index 913eea1..c5c1a54 100644
--- a/lib/NGT/NGTQ/QuantizedBlobGraph.h
+++ b/lib/NGT/NGTQ/QuantizedBlobGraph.h
@@ -59,6 +59,7 @@ namespace QBG {
       creation.localIndexType	= NGT::Property::GraphAndTree;
       creation.localInsertionRadiusCoefficient = 1.1;
       creation.localGraphType	= NGT::NeighborhoodGraph::GraphTypeANNG;
+
       hierarchicalClustering.maxSize	= 1000;
       hierarchicalClustering.numOfObjects	= 0;
       hierarchicalClustering.numOfClusters	= 2;
@@ -75,6 +76,8 @@ namespace QBG {
       hierarchicalClustering.extractCentroid	= false;
       hierarchicalClustering.threeLayerClustering	= true;
 
+      optimization.clusteringType	= NGT::Clustering::ClusteringTypeKmeansWithoutNGT;
+      optimization.initMode		= NGT::Clustering::InitializationModeHead;
       optimization.timelimit		= 24 * 1 * 60.0 * 60.0;
       optimization.iteration		= 100;
       optimization.clusterIteration	= 100;
@@ -92,6 +95,7 @@ namespace QBG {
       optimization.rotation		= true;
       optimization.globalType		= QBG::Optimizer::GlobalTypeNone;
       optimization.randomizedObjectExtraction	= true;
+      optimization.showClusterInfo	= false;
     }
 
     void setProperties(NGTQ::Property &property, NGT::Property &globalProperty,