/usr/include/nifti/nifticdf.h is in libnifti-dev 2.0.0-2.
This file is owned by root:root, with mode 0o644.
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/** Functions to compute cumulative distributions and their inverses **/
/** for the NIfTI-1 statistical types. Much of this code is taken **/
/** from other sources. In particular, the cdflib functions by **/
/** Brown and Lovato make up the bulk of this file. That code **/
/** was placed in the public domain. The code by K. Krishnamoorthy **/
/** is also released for unrestricted use. Finally, the other parts **/
/** of this file (by RW Cox) are released to the public domain. **/
/** **/
/** Most of this file comprises a set of "static" functions, to be **/
/** called by the user-level functions at the very end of the file. **/
/** At the end of the file is a simple main program to drive these **/
/** functions. **/
/** **/
/** To find the user-level functions, search forward for the string **/
/** "nifti_", which will be at about line 11000. **/
/************************************************************************/
/*****==============================================================*****/
/***** Neither the National Institutes of Health (NIH), the DFWG, *****/
/***** nor any of the members or employees of these institutions *****/
/***** imply any warranty of usefulness of this material for any *****/
/***** purpose, and do not assume any liability for damages, *****/
/***** incidental or otherwise, caused by any use of this document. *****/
/***** If these conditions are not acceptable, do not use this! *****/
/*****==============================================================*****/
/************************************************************************/
#include <stdlib.h>
/****************************************************************************
Statistical codes implemented :
NIFTI_INTENT_CORREL = correlation statistic
NIFTI_INTENT_TTEST = t statistic (central)
NIFTI_INTENT_FTEST = F statistic (central)
NIFTI_INTENT_ZSCORE = N(0,1) statistic
NIFTI_INTENT_CHISQ = Chi-squared (central)
NIFTI_INTENT_BETA = Beta variable (central)
NIFTI_INTENT_BINOM = Binomial variable
NIFTI_INTENT_GAMMA = Gamma distribution
NIFTI_INTENT_POISSON = Poisson distribution
NIFTI_INTENT_FTEST_NONC = noncentral F statistic
NIFTI_INTENT_CHISQ_NONC = noncentral chi-squared
NIFTI_INTENT_TTEST_NONC = noncentral t statistic
NIFTI_INTENT_CHI = Chi statistic (central)
NIFTI_INTENT_INVGAUSS = inverse Gaussian variable
NIFTI_INTENT_WEIBULL = Weibull distribution
NIFTI_INTENT_EXTVAL = Extreme value type I
NIFTI_INTENT_NORMAL = N(mu,variance) normal
NIFTI_INTENT_LOGISTIC = Logistic distribution
NIFTI_INTENT_LAPLACE = Laplace distribution
NIFTI_INTENT_UNIFORM = Uniform distribution
NIFTI_INTENT_PVAL = "p-value"
NIFTI_INTENT_LOGPVAL = -ln(p)
NIFTI_INTENT_LOG10PVAL = -log10(p)
*****************************************************************************/
extern char *inam[];
int nifti_intent_code( char *name );
double nifti_stat2cdf( double val, int code, double p1,double p2,double p3 );
double nifti_stat2rcdf( double val, int code, double p1,double p2,double p3 );
double nifti_cdf2stat( double p , int code, double p1,double p2,double p3 );
#if defined(__COMPILE_UNUSED_FUNCTIONS__)
double nifti_rcdf2stat( double q , int code, double p1,double p2,double p3 );
#endif/*(__COMPILE_UNUSED_FUNCTIONS__)*/
double nifti_stat2zscore( double val , int code, double p1,double p2,double p3);
double nifti_stat2hzscore( double val, int code, double p1,double p2,double p3);
/** Prototypes for cdflib functions **/
double algdiv(double*,double*);
double alngam(double*);
double alnrel(double*);
double apser(double*,double*,double*,double*);
double basym(double*,double*,double*,double*);
double bcorr(double*,double*);
double betaln(double*,double*);
double bfrac(double*,double*,double*,double*,double*,double*);
void bgrat(double*,double*,double*,double*,double*,double*,int*i);
double bpser(double*,double*,double*,double*);
void bratio(double*,double*,double*,double*,double*,double*,int*);
double brcmp1(int*,double*,double*,double*,double*);
double brcomp(double*,double*,double*,double*);
double bup(double*,double*,double*,double*,int*,double*);
void cdfbet(int*,double*,double*,double*,double*,double*,double*,
int*,double*);
void cdfbin(int*,double*,double*,double*,double*,double*,double*,
int*,double*);
void cdfchi(int*,double*,double*,double*,double*,int*,double*);
void cdfchn(int*,double*,double*,double*,double*,double*,int*,double*);
void cdff(int*,double*,double*,double*,double*,double*,int*,double*);
void cdffnc(int*,double*,double*,double*,double*,double*,double*,
int*s,double*);
void cdfgam(int*,double*,double*,double*,double*,double*,int*,double*);
#if defined(__COMPILE_UNUSED_FUNCTIONS__)
void cdfnbn(int*,double*,double*,double*,double*,double*,double*,
int*,double*);
void cdfnor(int*,double*,double*,double*,double*,double*,int*,double*);
#endif /*defined(__COMPILE_UNUSED_FUNCTIONS__)*/
void cdfpoi(int*,double*,double*,double*,double*,int*,double*);
void cdft(int*,double*,double*,double*,double*,int*,double*);
void cumbet(double*,double*,double*,double*,double*,double*);
void cumbin(double*,double*,double*,double*,double*,double*);
void cumchi(double*,double*,double*,double*);
void cumchn(double*,double*,double*,double*,double*);
void cumf(double*,double*,double*,double*,double*);
void cumfnc(double*,double*,double*,double*,double*,double*);
void cumgam(double*,double*,double*,double*);
#if defined(__COMPILE_UNUSED_FUNCTIONS__)
void cumnbn(double*,double*,double*,double*,double*,double*);
#endif /*defined(__COMPILE_UNUSED_FUNCTIONS__)*/
void cumnor(double*,double*,double*);
void cumpoi(double*,double*,double*,double*);
void cumt(double*,double*,double*,double*);
#if defined(__COMPILE_UNUSED_FUNCTIONS__)
double dbetrm(double*,double*);
#endif /*defined(__COMPILE_UNUSED_FUNCTIONS__)*/
double devlpl(double [],int*,double*);
#if defined(__COMPILE_UNUSED_FUNCTIONS__)
double dexpm1(double*);
double dinvnr(double *p,double *q);
#endif /*defined(__COMPILE_UNUSED_FUNCTIONS__)*/
void E0000(int,int*,double*,double*,unsigned long*,
unsigned long*,double*,double*,double*,
double*,double*,double*,double*);
void dinvr(int*,double*,double*,unsigned long*,unsigned long*);
void dstinv(double*,double*,double*,double*,double*,double*,
double*);
#if defined(__COMPILE_UNUSED_FUNCTIONS__)
double dlanor(double*);
double dln1mx(double*);
double dln1px(double*);
double dlnbet(double*,double*);
double dlngam(double*);
double dstrem(double*);
#endif /*defined(__COMPILE_UNUSED_FUNCTIONS__)*/
double dt1(double*,double*,double*);
void E0001(int,int*,double*,double*,double*,double*,
unsigned long*,unsigned long*,double*,double*,
double*,double*);
void dzror(int*,double*,double*,double*,double *,
unsigned long*,unsigned long*);
void dstzr(double *zxlo,double *zxhi,double *zabstl,double *zreltl);
double erf1(double*);
double erfc1(int*,double*);
double esum(int*,double*);
double exparg(int*);
double fpser(double*,double*,double*,double*);
double gam1(double*);
void gaminv(double*,double*,double*,double*,double*,int*);
double gamln(double*);
double gamln1(double*);
double Xgamm(double*);
void grat1(double*,double*,double*,double*,double*,double*);
void gratio(double*,double*,double*,double*,int*);
double gsumln(double*,double*);
double psi(double*);
double rcomp(double*,double*);
double rexp(double*);
double rlog(double*);
double rlog1(double*);
double spmpar(int*);
double stvaln(double*);
double fifdint(double);
double fifdmax1(double,double);
double fifdmin1(double,double);
double fifdsign(double,double);
long fifidint(double);
long fifmod(long,long);
void ftnstop(char*);
int ipmpar(int*);
/** end: prototypes for cdflib functions **/
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