fixed user module (dt)

sdk/Makefile

@@ -1,4 +1,5 @@
 example:
 	$(CXX) -shared -fPIC example.cpp aquery_mem.cpp -fno-semantic-interposition -Ofast -march=native -flto --std=c++1z -o ../test.so
-
+irf:
+	$(CXX) -shared -fPIC RF.cpp irf.cpp incrementalDecisionTree.cpp aquery_mem.cpp Evaluation.cpp -fno-semantic-interposition -Ofast -march=native -flto --std=c++1z -o ../libirf.so
 all: example

sdk/incrementalDecisionTree.cpp

@@ -7,7 +7,10 @@
 #include <fstream>
 #include <float.h>
 #include <ctime>
+#include <random>
 
+std::random_device rd;
+std::mt19937 g(rd());
 struct minEval{
 	double value;
 	int* values;
@@ -54,7 +57,7 @@ long* Rands(long feature, long maxFeature){
 	if(maxFeature==feature){
 		return ret;
 	}
-	std::random_shuffle(ret, &ret[feature]);
+	std::shuffle(ret, &ret[feature], g);
 	long* ret2 = (long*) malloc(maxFeature*sizeof(long)); 
 	for(i=0; i<maxFeature; i++)ret2[i] = ret[i];
 	free(ret);
@@ -473,7 +476,7 @@ void DecisionTree::IncrementalUpdate(double** data, long* result, long size, DT*
 		for(i=0; i<current->size; i++){
 			index[i] = i;
 		}
-		std::random_shuffle(index, index+current->size);
+		std::shuffle(index, index+current->size, g);
 		long x = 0;
 		for(i=0;i<current->size;i++){
 			if(i>=current->size-forgetSize){

sdk/irf.cpp

@@ -33,6 +33,7 @@ __AQEXPORT__(bool) additem(ColRef<double>X, long y, long size){
 		data[pt][j]=X.container[j];
 	}
 	result[pt] = y;
+	pt ++;
 	return 1;
 }
 __AQEXPORT__(bool) fit(){
@@ -46,8 +47,8 @@ __AQEXPORT__(ColRef_storage) predict(){
 	for(long i=0; i<pt; i++){
 		result[i]=dt->Test(data[i], dt->DTree);
 	}
-	ColRef_storage ret(result, pt, pt, "prediction", 0);
-	return ret;
+	
+	return ColRef_storage(new ColRef_storage(result, pt, 0, "prediction", 0), 1, 0, "prediction", 0);
 }