1  /* ----------------------------------------------------------------------
  2   * Project:      CMSIS DSP Library
  3   * Title:        arm_svm_polynomial_init_f16.c
  4   * Description:  SVM Polynomial Instance Initialization
  5   *
  6   * $Date:        23 April 2021
  7   * $Revision:    V1.9.0
  8   *
  9   * Target Processor: Cortex-M and Cortex-A cores
 10   * -------------------------------------------------------------------- */
 11  /*
 12   * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
 13   *
 14   * SPDX-License-Identifier: Apache-2.0
 15   *
 16   * Licensed under the Apache License, Version 2.0 (the License); you may
 17   * not use this file except in compliance with the License.
 18   * You may obtain a copy of the License at
 19   *
 20   * www.apache.org/licenses/LICENSE-2.0
 21   *
 22   * Unless required by applicable law or agreed to in writing, software
 23   * distributed under the License is distributed on an AS IS BASIS, WITHOUT
 24   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 25   * See the License for the specific language governing permissions and
 26   * limitations under the License.
 27   */
 28  
 29  #include "dsp/svm_functions_f16.h"
 30  
 31  #if defined(ARM_FLOAT16_SUPPORTED)
 32  
 33  #include <limits.h>
 34  #include <math.h>
 35  
 36  /**
 37    @ingroup groupSVM
 38   */
 39  
 40  /**
 41    @defgroup polysvm Polynomial SVM
 42  
 43    Polynomial SVM classifier
 44   */
 45  
 46  /**
 47   * @addtogroup polysvm
 48   * @{
 49   */
 50  
 51  
 52  /**
 53   * @brief        SVM polynomial instance init function
 54   *
 55   * Classes are integer used as output of the function (instead of having -1,1
 56   * as class values).
 57   *
 58   * @param[in]    S                      points to an instance of the polynomial SVM structure.
 59   * @param[in]    nbOfSupportVectors     Number of support vectors
 60   * @param[in]    vectorDimension        Dimension of vector space
 61   * @param[in]    intercept              Intercept
 62   * @param[in]    dualCoefficients       Array of dual coefficients
 63   * @param[in]    supportVectors         Array of support vectors
 64   * @param[in]    classes                Array of 2 classes ID
 65   * @param[in]    degree                 Polynomial degree
 66   * @param[in]    coef0                  coeff0 (scikit-learn terminology)
 67   * @param[in]    gamma                  gamma (scikit-learn terminology)
 68   * @return none.
 69   *
 70   */
 71  
 72  
 73  void arm_svm_polynomial_init_f16(arm_svm_polynomial_instance_f16 *S, 
 74    uint32_t nbOfSupportVectors,
 75    uint32_t vectorDimension,
 76    float16_t intercept,
 77    const float16_t *dualCoefficients,
 78    const float16_t *supportVectors,
 79    const int32_t *classes,
 80    int32_t      degree,
 81    float16_t coef0,
 82    float16_t gamma
 83    )
 84  {
 85     S->nbOfSupportVectors = nbOfSupportVectors;
 86     S->vectorDimension = vectorDimension;
 87     S->intercept = intercept;
 88     S->dualCoefficients = dualCoefficients;
 89     S->supportVectors = supportVectors;
 90     S->classes = classes;
 91     S->degree = degree;
 92     S->coef0 = coef0;
 93     S->gamma = gamma;
 94  }
 95  
 96  
 97  
 98  /**
 99   * @} end of polysvm group
100   */
101  
102  #endif /* #if defined(ARM_FLOAT16_SUPPORTED) */ 
103