int uts_numChildren(Node *node)
{
int numChildren = 0;
// determine the number of children
if (node->height == 0) numChildren = (int) floor(b_0);
else
{
// distribution is identical everywhere below root
int v = rng_rand(node->state.state);
double d = rng_toProb(v);
numChildren = (d < nonLeafProb) ? nonLeafBF : 0;
}
// limit number of children (only a BIN root can have more than MAXNUMCHILDREN)
if (node->height != 0) {
if (numChildren > MAXNUMCHILDREN) {
bots_debug("*** Number of children truncated from %d to %d\n", numChildren, MAXNUMCHILDREN);
numChildren = MAXNUMCHILDREN;
}
}
/* including info into node */
node->numChildren = numChildren;
return numChildren;
}
int uts_numChildren_bin(Node * parent)
{
// distribution is identical everywhere below root
int v = rng_rand(parent->state.state);
double d = rng_toProb(v);
return (d < nonLeafProb) ? nonLeafBF : 0;
}
