google-research

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// Copyright 2024 The Google Research Authors.
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//
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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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//
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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
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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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#include "fec_hashing.h"
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#include <cstddef>
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#include "definitions.h"
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namespace automl_zero {
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using ::std::vector;
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size_t WellMixedHash(
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    const vector<double>& train_errors,
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    const vector<double>& valid_errors,
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    const size_t dataset_index,
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    const IntegerT num_train_examples) {
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  std::size_t seed = 42;
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  for (const double error : train_errors) {
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    HashCombine(seed, error);
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  }
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  for (const double error : valid_errors) {
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    HashCombine(seed, error);
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  }
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  HashCombine(seed, dataset_index);
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  HashCombine(seed, num_train_examples);
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  return seed;
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}
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}  // namespace automl_zero
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