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Contents
/**
* Copyright (c) 2016-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <cstdint>
#include <istream>
#include <ostream>
#include <memory>
#include <vector>
#include "real.h"
#include "densematrix.h"
#include "matrix.h"
#include "vector.h"
#include "productquantizer.h"
namespace fasttext {
class QuantMatrix : public Matrix {
protected:
std::unique_ptr<ProductQuantizer> pq_;
std::unique_ptr<ProductQuantizer> npq_;
std::vector<uint8_t> codes_;
std::vector<uint8_t> norm_codes_;
bool qnorm_;
int32_t codesize_;
public:
QuantMatrix();
QuantMatrix(DenseMatrix&&, int32_t, bool);
QuantMatrix(const QuantMatrix&) = delete;
QuantMatrix(QuantMatrix&&) = delete;
QuantMatrix& operator=(const QuantMatrix&) = delete;
QuantMatrix& operator=(QuantMatrix&&) = delete;
virtual ~QuantMatrix() noexcept override = default;
void quantizeNorm(const Vector&);
void quantize(DenseMatrix&& mat);
real dotRow(const Vector&, int64_t) const override;
void addVectorToRow(const Vector&, int64_t, real) override;
void addRowToVector(Vector& x, int32_t i) const override;
void addRowToVector(Vector& x, int32_t i, real a) const override;
void save(std::ostream&) const override;
void load(std::istream&) override;
void dump(std::ostream&) const override;
};
} // namespace fasttext
Version data entries
11 entries across 11 versions & 1 rubygems