arm_svm_rbf_init_f16.c 2.5 KB

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  1. /* ----------------------------------------------------------------------
  2. * Project: CMSIS DSP Library
  3. * Title: arm_svm_rbf_init_f16.c
  4. * Description: SVM Radial Basis Function 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. #include "dsp/svm_functions_f16.h"
  29. #if defined(ARM_FLOAT16_SUPPORTED)
  30. #include <limits.h>
  31. #include <math.h>
  32. /**
  33. @ingroup groupSVM
  34. */
  35. /**
  36. * @addtogroup rbfsvm
  37. * @{
  38. */
  39. /**
  40. * @brief SVM radial basis function instance init function
  41. *
  42. * Classes are integer used as output of the function (instead of having -1,1
  43. * as class values).
  44. *
  45. * @param[in] S points to an instance of the polynomial SVM structure.
  46. * @param[in] nbOfSupportVectors Number of support vectors
  47. * @param[in] vectorDimension Dimension of vector space
  48. * @param[in] intercept Intercept
  49. * @param[in] dualCoefficients Array of dual coefficients
  50. * @param[in] supportVectors Array of support vectors
  51. * @param[in] classes Array of 2 classes ID
  52. * @param[in] gamma gamma (scikit-learn terminology)
  53. *
  54. */
  55. void arm_svm_rbf_init_f16(arm_svm_rbf_instance_f16 *S,
  56. uint32_t nbOfSupportVectors,
  57. uint32_t vectorDimension,
  58. float16_t intercept,
  59. const float16_t *dualCoefficients,
  60. const float16_t *supportVectors,
  61. const int32_t *classes,
  62. float16_t gamma
  63. )
  64. {
  65. S->nbOfSupportVectors = nbOfSupportVectors;
  66. S->vectorDimension = vectorDimension;
  67. S->intercept = intercept;
  68. S->dualCoefficients = dualCoefficients;
  69. S->supportVectors = supportVectors;
  70. S->classes = classes;
  71. S->gamma = gamma;
  72. }
  73. /**
  74. * @} end of rbfsvm group
  75. */
  76. #endif /* #if defined(ARM_FLOAT16_SUPPORTED) */