diff --git a/source/use_case/kws_asr/include/AsrClassifier.hpp b/source/use_case/kws_asr/include/AsrClassifier.hpp
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+/*
+ * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ */
+#ifndef ASR_CLASSIFIER_HPP
+#define ASR_CLASSIFIER_HPP
+
+#include "Classifier.hpp"
+
+namespace arm {
+namespace app {
+
+    class AsrClassifier : public Classifier {
+    public:
+        /**
+         * @brief       Gets the top N classification results from the
+         *              output vector.
+         * @param[in]   outputTensor   Inference output tensor from an NN model.
+         * @param[out]  vecResults     A vector of classification results
+         *                             populated by this function.
+         * @param[in]   labels         Labels vector to match classified classes
+         * @param[in]   topNCount      Number of top classifications to pick.
+         * @return      true if successful, false otherwise.
+         **/
+        bool GetClassificationResults(
+                TfLiteTensor* outputTensor,
+                std::vector<ClassificationResult>& vecResults,
+                const std::vector <std::string>& labels, uint32_t topNCount) override;
+
+    private:
+
+        /**
+         * @brief       Utility function that gets the top 1 classification results from the
+         *              output tensor (vector of vector).
+         * @param[in]   tensor       Inference output tensor from an NN model.
+         * @param[out]  vecResults   A vector of classification results
+         *                           populated by this function.
+         * @param[in]   labels       Labels vector to match classified classes.
+         * @param[in]   scale        Quantization scale.
+         * @param[in]   zeroPoint    Quantization zero point.
+         * @return      true if successful, false otherwise.
+         **/
+        template<typename T>
+        bool _GetTopResults(TfLiteTensor* tensor,
+                            std::vector<ClassificationResult>& vecResults,
+                            const std::vector <std::string>& labels, double scale, double zeroPoint);
+    };
+
+} /* namespace app */
+} /* namespace arm */
+
+#endif /* ASR_CLASSIFIER_HPP */
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