chore: import upstream snapshot with attribution

2026-07-13 12:47:05 +08:00
commit 4f3b7da785
7394 changed files with 2005594 additions and 0 deletions
@@ -0,0 +1,62 @@
+/* ******************************************************************************
+ *
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Apache License, Version 2.0 which is available at
+ * https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  See the NOTICE file distributed with this work for additional
+ *  information regarding copyright ownership.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ******************************************************************************/
+//
+// @author AbdelRauf
+//
+#include <ops/declarable/helpers/reductions.h>
+
+#include <vector>
+#include <system/selective_rendering.h>
+namespace sd {
+namespace ops {
+namespace helpers {
+
+//////////////////////////////////////////////////////////////////////////
+template <typename X, typename Z>
+void variance_(NDArray& input, NDArray& output, const std::vector<sd::LongType>& dimensions, bool biasCorrected);
+
+template <typename X, typename Z>
+void standardDeviation_(NDArray& input, NDArray& output, const std::vector<sd::LongType>& dimensions, bool biasCorrected);
+//////////////////////////////////////////////////////////////////////////
+void variance(NDArray& input, NDArray& output, const std::vector<LongType>& dimensions, bool biasCorrected) {
+  auto inputDType = input.dataType();
+  auto outputDType = output.dataType();
+  BUILD_DOUBLE_SELECTOR(input.dataType(), output.dataType(), variance_, (input, output, dimensions, biasCorrected),
+                        SD_COMMON_TYPES, SD_FLOAT_TYPES);
+}
+
+void standardDeviation(NDArray& input, NDArray& output, const std::vector<LongType>& dimensions, bool biasCorrected) {
+  auto inputDType = input.dataType();
+  auto outputDType = output.dataType();
+  BUILD_DOUBLE_SELECTOR(input.dataType(), output.dataType(), standardDeviation_,
+                        (input, output, dimensions, biasCorrected), SD_NUMERIC_TYPES, SD_FLOAT_TYPES);
+}
+
+BUILD_DOUBLE_TEMPLATE(void variance_, 
+    (NDArray&, NDArray&, const std::vector<sd::LongType>&, bool),
+    SD_NUMERIC_TYPES,
+    SD_FLOAT_TYPES)
+
+BUILD_DOUBLE_TEMPLATE(void standardDeviation_, 
+    (NDArray&, NDArray&, const std::vector<sd::LongType>&, bool),
+    SD_NUMERIC_TYPES,
+    SD_FLOAT_TYPES)
+
+}  // namespace helpers
+}  // namespace ops
+}  // namespace sd