+ Added one more convenience constructor for BinaryLabels

src/shogun/labels/BinaryLabels.cpp

@@ -20,6 +20,15 @@ CBinaryLabels::CBinaryLabels(SGVector<int32_t> src) : CDenseLabels()
 	set_values(values);
 }
 
+CBinaryLabels::CBinaryLabels(SGVector<int64_t> src) : CDenseLabels()
+{
+	SGVector<float64_t> values(src.vlen);
+	for (int32_t i=0; i<values.vlen; i++)
+		values[i] = src[i];
+	set_int_labels(src);
+	set_values(values);
+}
+
 CBinaryLabels::CBinaryLabels(SGVector<float64_t> src, float64_t threshold) : CDenseLabels()
 {
 	SGVector<float64_t> labels(src.vlen);

src/shogun/labels/BinaryLabels.h

@@ -52,6 +52,13 @@ class CBinaryLabels : public CDenseLabels
 		 */
 		CBinaryLabels(SGVector<int32_t> src);
 
+		/** constructor
+		 * sets labels with src elements (int64 version)
+		 *
+		 * @param src labels to set
+		 */
+		CBinaryLabels(SGVector<int64_t> src);
+
 		/** constructor
 		 * sets values from src vector
 		 * sets labels with sign of src elements with added threshold

src/shogun/labels/DenseLabels.cpp

@@ -119,6 +119,17 @@ void CDenseLabels::set_int_labels(SGVector<int32_t> lab)
 		set_int_label(i, lab.vector[i]);
 }
 
+void CDenseLabels::set_int_labels(SGVector<int64_t> lab)
+{
+	if (m_subset_stack->has_subsets())
+		SG_ERROR("set_int_labels() is not possible on subset")
+
+	m_labels = SGVector<float64_t>(lab.vlen);
+
+	for (int32_t i=0; i<lab.vlen; i++)
+		set_int_label(i, lab.vector[i]);
+}
+
 void CDenseLabels::ensure_valid(const char* context)
 {
     if (m_labels.vector == NULL)

src/shogun/labels/DenseLabels.h

@@ -176,6 +176,14 @@ class CDenseLabels : public CLabels
 		 */
 		void set_int_labels(SGVector<int32_t> labels);
 
+		/** set INT64 labels
+		 *
+		 * not possible on subset
+		 *
+		 * @param labels INT labels
+		 */
+		void set_int_labels(SGVector<int64_t> labels);
+
 		/** get number of labels, depending on whether a subset is set
 		 *
 		 * @return number of labels