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RemapIndices.h
1 /**
2 * Copyright (c) 2015-present, Facebook, Inc.
3 * All rights reserved.
4 *
5 * This source code is licensed under the BSD+Patents license found in the
6 * LICENSE file in the root directory of this source tree.
7 */
8
9
10 #pragma once
11
12 #include <vector>
13
14 namespace faiss { namespace gpu {
15
16 /// Utility function to translate (list id, offset) to a user index on
17 /// the CPU. In a cpp in order to use OpenMP.
18 void ivfOffsetToUserIndex(
19 long* indices,
20 int numLists,
21 int queries,
22 int k,
23 const std::vector<std::vector<long>>& listOffsetToUserIndex);
24
25 } } // namespace