Skip to content

MB-70336 Add qb parameter support to ParameterSpace for IndexIVFRaBitQ #67

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
abhinavdangeti merged 1 commit into from
Feb 17, 2026
Merged

MB-70336 Add qb parameter support to ParameterSpace for IndexIVFRaBitQ #67

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 15 additions & 0 deletions faiss/AutoTune.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@
#include <faiss/IndexIVF.h>
#include <faiss/IndexIVFPQ.h>
#include <faiss/IndexIVFPQR.h>
#include <faiss/IndexIVFRaBitQ.h>
#include <faiss/IndexPQ.h>
#include <faiss/IndexPreTransform.h>
#include <faiss/IndexRefine.h>
Expand Down Expand Up @@ -406,6 +407,12 @@ void ParameterSpace::initialize(const Index* index) {
pr.values.push_back(1 << i);
}
}
if (dynamic_cast<const IndexIVFRaBitQ*>(index)) {
ParameterRange& pr = add_range("qb");
for (int i = 0; i <= 8; i++) {
pr.values.push_back(i);
}
}
}

#undef DC
Expand Down Expand Up @@ -503,6 +510,14 @@ void ParameterSpace::set_index_parameter(
}
}

if (name == "qb") {
if (DC(IndexIVFRaBitQ)) {
ix->qb = int(val);
return;
}
FAISS_THROW_MSG("qb parameter is only supported for IndexIVFRaBitQ");
}

if (name == "ht") {
if (DC(IndexPQ)) {
if (val >= ix->pq.code_size * 8) {
Expand Down