61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#ifndef TENSORFLOW_EXAMPLES_SPEECH_COMMANDS_ACCURACY_UTILS_H_
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#define TENSORFLOW_EXAMPLES_SPEECH_COMMANDS_ACCURACY_UTILS_H_
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#include <vector>
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#include "tensorflow/core/framework/tensor.h"
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#include "tensorflow/core/platform/types.h"
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namespace tensorflow {
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struct StreamingAccuracyStats {
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StreamingAccuracyStats()
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: how_many_ground_truth_words(0),
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how_many_ground_truth_matched(0),
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how_many_false_positives(0),
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how_many_correct_words(0),
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how_many_wrong_words(0) {}
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int32 how_many_ground_truth_words;
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int32 how_many_ground_truth_matched;
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int32 how_many_false_positives;
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int32 how_many_correct_words;
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int32 how_many_wrong_words;
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};
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// Takes a file name, and loads a list of expected word labels and times from
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// it, as comma-separated variables.
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Status ReadGroundTruthFile(const string& file_name,
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std::vector<std::pair<string, int64>>* result);
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// Given ground truth labels and corresponding predictions found by a model,
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// figure out how many were correct. Takes a time limit, so that only
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// predictions up to a point in time are considered, in case we're evaluating
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// accuracy when the model has only been run on part of the stream.
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void CalculateAccuracyStats(
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const std::vector<std::pair<string, int64>>& ground_truth_list,
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const std::vector<std::pair<string, int64>>& found_words,
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int64 up_to_time_ms, int64 time_tolerance_ms,
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StreamingAccuracyStats* stats);
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// Writes a human-readable description of the statistics to stdout.
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void PrintAccuracyStats(const StreamingAccuracyStats& stats);
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} // namespace tensorflow
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#endif // TENSORFLOW_EXAMPLES_SPEECH_COMMANDS_ACCURACY_UTILS_H_
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