memoryutilf.h

统计模式识别算法包

static float sqrarg;
#define SQR(a) ((sqrarg=(a)) ==0.0 ? 0.0 : sqrarg*sqrarg)

static double dsqrarg;
#define DSQR(a) ((dsqrarg=(a)) ==0.0 ? 0.0 : dsqrarg*dsqrarg)

static double dmaxarg1,dmaxarg2;
#define DMAX(a,b) (dmaxarg1=(a), dmaxarg2=(b), (dmaxarg1) > (dmaxarg2) ? (dmaxarg1) : (dmaxarg2))

static double dminarg1,dminarg2;
#define DMIN(a,b) (dminarg1=(a), dminarg2=(b), (dminarg1) < (dminarg2) ?\
(dminarg1) : (dminarg2))

static float maxarg1,maxarg2;
#define FMAX(a,b) (maxarg1=(a), maxarg2=(b), (maxarg1) > (maxarg2) ?\
(maxarg1) : (maxarg2))

static float minarg1,minarg2;
#define FMIN(a,b) (minarg1=(a), minarg2=(b), (minarg1) < (minarg2) ?\
(minarg1) : (minarg2))

static int imaxarg1,imaxarg2;
#define IMAX(a,b) (imaxarg1=(a), imaxarg2=(b), (imaxarg1) > (imaxarg2) ?\
(imaxarg1) : (imaxarg2))

static int iminarg1,iminarg2;
#define IMIN(a,b) (iminarg1=(a), iminarg2=(b), (iminarg1) < (iminarg2) ?\
(iminarg1) : (iminarg2))

#define SIGN(a,b) ((b) > 0.0 ? fabs(a) : -fabs(a))

#define DSIGN(a,b) ((b) > 0.0 ? abs(a) : -abs(a))




float *vector();
float **matrix();
float **convert_matrix();
double *dvector();
double **dmatrix();
int *ivector();
int **imatrix();
double **submatrix();
void free_vector();
void free_dvector();
void free_ivector();
void free_matrix();
void free_dmatrix();
void free_imatrix();
void free_submatrix();
void free_convert_matrix();
void nrerror();