-
Notifications
You must be signed in to change notification settings - Fork 2.8k
/
IndexBinaryIVF.h
95 lines (72 loc) · 2.58 KB
/
IndexBinaryIVF.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License
// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
// or implied. See the License for the specific language governing permissions and limitations under the License.
#pragma once
#include <memory>
#include <mutex>
#include <utility>
#include <vector>
#include <faiss/IndexIVF.h>
#include "knowhere/common/Exception.h"
#include "knowhere/index/vector_index/FaissBaseBinaryIndex.h"
#include "knowhere/index/vector_index/VecIndex.h"
namespace milvus {
namespace knowhere {
class BinaryIVF : public VecIndex, public FaissBaseBinaryIndex {
public:
BinaryIVF() : FaissBaseBinaryIndex(nullptr) {
index_type_ = IndexEnum::INDEX_FAISS_BIN_IVFFLAT;
}
explicit BinaryIVF(std::shared_ptr<faiss::IndexBinary> index) : FaissBaseBinaryIndex(std::move(index)) {
index_type_ = IndexEnum::INDEX_FAISS_BIN_IVFFLAT;
}
BinarySet
Serialize(const Config& config = Config()) override;
void
BuildAll(const DatasetPtr& dataset_ptr, const Config& config) override {
Train(dataset_ptr, config);
}
void
Load(const BinarySet& index_binary) override;
void
Train(const DatasetPtr& dataset_ptr, const Config& config) override;
void
Add(const DatasetPtr& dataset_ptr, const Config& config) override {
KNOWHERE_THROW_MSG("not support yet");
}
void
AddWithoutIds(const DatasetPtr&, const Config&) override {
KNOWHERE_THROW_MSG("AddWithoutIds is not supported");
}
DatasetPtr
Query(const DatasetPtr& dataset_ptr, const Config& config) override;
#if 0
DatasetPtr
QueryById(const DatasetPtr& dataset_ptr, const Config& config) override;
#endif
int64_t
Count() override;
int64_t
Dim() override;
#if 0
DatasetPtr
GetVectorById(const DatasetPtr& dataset_ptr, const Config& config);
#endif
protected:
virtual std::shared_ptr<faiss::IVFSearchParameters>
GenParams(const Config& config);
virtual void
QueryImpl(int64_t n, const uint8_t* data, int64_t k, float* distances, int64_t* labels, const Config& config);
protected:
std::mutex mutex_;
};
using BinaryIVFIndexPtr = std::shared_ptr<BinaryIVF>;
} // namespace knowhere
} // namespace milvus