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quantiles: add function to get minimum k

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This commit is contained in:
Miroslav Lichvar
2022-07-19 14:33:40 +02:00
parent bb2d68ddf9
commit df80274644
3 changed files with 11 additions and 0 deletions
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8
quantiles.c
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@@ -185,6 +185,14 @@ QNT_Accumulate(QNT_Instance inst, double value)
/* ================================================== */ /* ================================================== */
int
QNT_GetMinK(QNT_Instance inst)
{
return inst->min_k;
}
/* ================================================== */
double double
QNT_GetQuantile(QNT_Instance inst, int k) QNT_GetQuantile(QNT_Instance inst, int k)
{ {

1
quantiles.h
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@@ -35,6 +35,7 @@ extern void QNT_DestroyInstance(QNT_Instance inst);
extern void QNT_Reset(QNT_Instance inst); extern void QNT_Reset(QNT_Instance inst);
extern void QNT_Accumulate(QNT_Instance inst, double value); extern void QNT_Accumulate(QNT_Instance inst, double value);
extern int QNT_GetMinK(QNT_Instance inst);
extern double QNT_GetQuantile(QNT_Instance inst, int k); extern double QNT_GetQuantile(QNT_Instance inst, int k);
#endif #endif

2
test/unit/quantiles.c
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@@ -42,6 +42,8 @@ test_unit(void)
inst = QNT_CreateInstance(min_k, max_k, q, r, 1e-9); inst = QNT_CreateInstance(min_k, max_k, q, r, 1e-9);
TEST_CHECK(min_k == QNT_GetMinK(inst));
for (j = 0; j < 3000; j++) { for (j = 0; j < 3000; j++) {
x = TST_GetRandomDouble(0.0, 2e-6); x = TST_GetRandomDouble(0.0, 2e-6);
QNT_Accumulate(inst, x); QNT_Accumulate(inst, x);