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50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
// Copyright 2016 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_NQE_WEIGHTED_OBSERVATION_H_
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#define NET_NQE_WEIGHTED_OBSERVATION_H_
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#include "net/base/net_export.h"
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namespace net {
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namespace nqe {
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namespace internal {
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// Holds an observation and its weight.
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struct NET_EXPORT_PRIVATE WeightedObservation {
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WeightedObservation(int32_t value, double weight)
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: value(value), weight(weight) {}
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WeightedObservation(const WeightedObservation& other)
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: WeightedObservation(other.value, other.weight) {}
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WeightedObservation& operator=(const WeightedObservation& other) {
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value = other.value;
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weight = other.weight;
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return *this;
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}
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// Required for sorting the samples in the ascending order of values.
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bool operator<(const WeightedObservation& other) const {
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return (value < other.value);
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}
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// Value of the sample.
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int32_t value;
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// Weight of the sample. This is computed based on how much time has passed
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// since the sample was taken.
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double weight;
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};
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} // namespace internal
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} // namespace nqe
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} // namespace net
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#endif // NET_NQE_WEIGHTED_OBSERVATION_H_
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