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/*-----------------------------------------------------------------------
* ocas_helper.h: Implementation of helper functions for the OCAS solver.
*
* It supports both sparse and dense matrices and loading data from
* the SVM^light format.
*-------------------------------------------------------------------- */
#ifndef _ocas_helper_h
#define _ocas_helper_h
#include <stdint.h>
#ifdef LIBOCAS_MATLAB
#include <mex.h>
#if !defined(MX_API_VER) || MX_API_VER<0x07040000
#define mwSize int
#define INDEX_TYPE_T int
#define mwIndex int
#else
#define INDEX_TYPE_T mwSize
#endif
#else
#define mwSize int
#define mwIndex int
#include "sparse_mat.h"
#endif
extern uint8_t *Images;
extern uint32_t nImages;
extern uint32_t win_H;
extern uint32_t win_W;
extern uint32_t im_H;
extern uint32_t im_W;
extern uint32_t nPyramids;
extern uint32_t *croped_window;
extern uint32_t *Wins;
extern uint32_t nDim, nData;
extern double *data_y;
/*extern double *full_A;*/
/*extern int32_t *full_A;*/
extern int64_t *full_A;
extern double *W;
extern double *oldW;
/*extern double *new_a;*/
/*extern int32_t *new_a;*/
extern int64_t *new_a;
extern double *A0;
extern double W0;
extern double oldW0;
extern double X0;
uint32_t lbppyr_get_dim(uint32_t win_H, uint32_t win_W, uint32_t nPyramids);
double get_time(void);
void ocas_print(ocas_return_value_T value);
void ocas_print_null(ocas_return_value_T value);
double full_update_W( double t, void* user_data );
int full_compute_output( double *output, void* user_data );
void full_compute_W( double *sq_norm_W, double *dp_WoldW, double *alpha, uint32_t nSel, void* user_data );
int full_add_new_cut( double *new_col_H,
uint32_t *new_cut,
uint32_t cut_length,
uint32_t nSel,
void* user_data);
double compute_auc(double *score, int *label, uint32_t nData);
int qsort_data(double* value, double* data, uint32_t size);
void lbppyr_features(char *vec, uint32_t *win);
#endif
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