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43 lines
1.7 KiB
C++
43 lines
1.7 KiB
C++
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License
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#include "SearchOnIndex.h"
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namespace milvus::query {
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SubSearchResult
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SearchOnIndex(const dataset::SearchDataset& search_dataset,
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const index::VectorIndex& indexing,
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const SearchInfo& search_conf,
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const BitsetView& bitset) {
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auto num_queries = search_dataset.num_queries;
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auto topK = search_dataset.topk;
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auto dim = search_dataset.dim;
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auto metric_type = search_dataset.metric_type;
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auto round_decimal = search_dataset.round_decimal;
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auto dataset =
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knowhere::GenDataSet(num_queries, dim, search_dataset.query_data);
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// NOTE: VecIndex Query API forget to add const qualifier
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// NOTE: use const_cast as a workaround
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auto& indexing_nonconst = const_cast<index::VectorIndex&>(indexing);
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auto ans = indexing_nonconst.Query(dataset, search_conf, bitset);
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SubSearchResult sub_qr(num_queries, topK, metric_type, round_decimal);
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std::copy_n(
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ans->distances_.data(), num_queries * topK, sub_qr.get_distances());
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std::copy_n(
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ans->seg_offsets_.data(), num_queries * topK, sub_qr.get_seg_offsets());
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sub_qr.round_values();
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return sub_qr;
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}
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} // namespace milvus::query
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