1 files changed, 0 insertions, 85 deletions
diff --git a/samples/SpeechRecognition/include/MathUtils.hpp b/samples/SpeechRecognition/include/MathUtils.hpp
deleted file mode 100644
index 5f81fb6507..0000000000
--- a/samples/SpeechRecognition/include/MathUtils.hpp
+++ /dev/null
@@ -1,85 +0,0 @@
-//
-// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
-// SPDX-License-Identifier: MIT
-//
-
-#include <vector>
-#include <cmath>
-#include <cstdint>
-#include <numeric>
-
-class MathUtils
-{
-
-public:
-
-    /**
-     * @brief       Computes the FFT for the input vector
-     * @param[in]   input       Floating point vector of input elements
-     * @param[out]  fftOutput   Output buffer to be populated by computed
-     *                          FFTs
-     * @return      none
-     */
-    static void FftF32(std::vector<float>& input,
-                       std::vector<float>& fftOutput);
-
-
-    /**
-     * @brief       Computes the dot product of two 1D floating point
-     *              vectors.
-     *              result = sum(srcA[0]*srcB[0] + srcA[1]*srcB[1] + ..)
-     * @param[in]   srcPtrA     pointer to the first element of first
-     *                          array
-     * @param[in]   srcPtrB     pointer to the first element of second
-     *                          array
-     * @param[in]   srcLen      Number of elements in the array/vector
-     * @return      dot product
-     */
-    static float DotProductF32(float* srcPtrA, float* srcPtrB,
-                               const int srcLen);
-
-    /**
-     * @brief       Computes the squared magnitude of floating point
-     *              complex number array.
-     * @param[in]   ptrSrc      pointer to the first element of input
-     *                          array
-     * @param[in]   srcLen      Number of elements in the array/vector
-     * @param[out]  ptrDst      Output buffer to be populated
-     * @param[in]   dstLen      output buffer len (for sanity check only)
-     * @return      true if successful, false otherwise
-     */
-    static bool ComplexMagnitudeSquaredF32(float* ptrSrc,
-                                           const int srcLen,
-                                           float* ptrDst,
-                                           const int dstLen);
-
-    /**
-         * @brief       Computes the natural logarithms of input floating point
-         *              vector
-         * @param[in]   input   Floating point input vector
-         * @param[out]  output  Pre-allocated buffer to be populated with
-         *                      natural log values of each input element
-         * @return      none
-         */
-    static void VecLogarithmF32(std::vector <float>& input,
-                                std::vector <float>& output);
-
-    /**
-         * @brief       Gets the mean of a floating point array of elements
-         * @param[in]   ptrSrc  pointer to the first element
-         * @param[in]   srcLen  Number of elements in the array/vector
-         * @return      average value
-         */
-    static float MeanF32(float* ptrSrc, const uint32_t srcLen);
-
-    /**
-     * @brief       Gets the standard deviation of a floating point array
-     *              of elements
-     * @param[in]   ptrSrc  pointer to the first element
-     * @param[in]   srcLen  Number of elements in the array/vector
-     * @param[in]   mean    pre-computed mean value
-     * @return      standard deviation value
-     */
-    static float StdDevF32(float* ptrSrc, const uint32_t srcLen,
-                           const float mean);
-};