1 /* ----------------------------------------------------------------------
2 * Project: CMSIS DSP Library
3 * Title: arm_svm_rbf_init_f32.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
29 #include "dsp/svm_functions.h"
30 #include <limits.h>
31 #include <math.h>
32
33 /**
34 @ingroup groupSVM
35 */
36
37 /**
38 @defgroup rbfsvm RBF SVM
39
40 RBF SVM classifier
41 */
42
43
44 /**
45 * @addtogroup rbfsvm
46 * @{
47 */
48
49
50 /**
51 * @brief SVM radial basis function instance init function
52 *
53 * Classes are integer used as output of the function (instead of having -1,1
54 * as class values).
55 *
56 * @param[in] S points to an instance of the polynomial SVM structure.
57 * @param[in] nbOfSupportVectors Number of support vectors
58 * @param[in] vectorDimension Dimension of vector space
59 * @param[in] intercept Intercept
60 * @param[in] dualCoefficients Array of dual coefficients
61 * @param[in] supportVectors Array of support vectors
62 * @param[in] classes Array of 2 classes ID
63 * @param[in] gamma gamma (scikit-learn terminology)
64 *
65 */
66
arm_svm_rbf_init_f32(arm_svm_rbf_instance_f32 * S,uint32_t nbOfSupportVectors,uint32_t vectorDimension,float32_t intercept,const float32_t * dualCoefficients,const float32_t * supportVectors,const int32_t * classes,float32_t gamma)67 void arm_svm_rbf_init_f32(arm_svm_rbf_instance_f32 *S,
68 uint32_t nbOfSupportVectors,
69 uint32_t vectorDimension,
70 float32_t intercept,
71 const float32_t *dualCoefficients,
72 const float32_t *supportVectors,
73 const int32_t *classes,
74 float32_t gamma
75 )
76 {
77 S->nbOfSupportVectors = nbOfSupportVectors;
78 S->vectorDimension = vectorDimension;
79 S->intercept = intercept;
80 S->dualCoefficients = dualCoefficients;
81 S->supportVectors = supportVectors;
82 S->classes = classes;
83 S->gamma = gamma;
84 }
85
86
87
88 /**
89 * @} end of rbfsvm group
90 */
91
