// x[5..6]: group1 freq, group2 freq
// x[7]: 1-degree P-value
// x[8]: 2-degree P-value
-// x[9]: 1-degree P-value with freq estimated from genotypes
int bcf_em1(const bcf1_t *b, int n1, int flag, double x[10])
{
double *pdg;
x[6] = freqml(x[0], n1, n, pdg);
}
if ((flag & 1<<7) && n1 > 0 && n1 < n) { // 1-degree P-value
- double f[3], f3[3][3];
+ double f[3], f3[3][3], tmp;
f[0] = x[0]; f[1] = x[5]; f[2] = x[6];
for (i = 0; i < 3; ++i)
f3[i][0] = (1-f[i])*(1-f[i]), f3[i][1] = 2*f[i]*(1-f[i]), f3[i][2] = f[i]*f[i];
- x[7] = kf_gammaq(.5, log(lk_ratio_test(n, n1, pdg, f3)));
+ tmp = log(lk_ratio_test(n, n1, pdg, f3));
+ if (tmp < 0) tmp = 0;
+ x[7] = kf_gammaq(.5, tmp);
}
if ((flag & 3<<8) && n1 > 0 && n1 < n) { // 2-degree P-value
double g[3][3], tmp;
for (i = 0; i < ITER_MAX; ++i)
if (g3_iter(g[2], pdg, n1, n) < EPS) break;
tmp = log(lk_ratio_test(n, n1, pdg, g));
+ if (tmp < 0) tmp = 0;
x[8] = kf_gammaq(1., tmp);
- x[9] = kf_gammaq(.5, tmp);
}
// free
free(pdg);