spectral_embedding.hpp

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/*
 * Copyright (c) 2025, NVIDIA CORPORATION.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#include <raft/core/device_mdspan.hpp>
#include <raft/core/resources.hpp>
 
namespace cuvs::preprocessing::spectral_embedding {
 
struct params;
 
}  // end namespace cuvs::preprocessing::spectral_embedding
 
namespace ML::SpectralEmbedding {
 
struct params {
  int n_components;
 
  int n_neighbors;
 
  bool norm_laplacian;
 
  bool drop_first;
 
  uint64_t seed;
};
 
cuvs::preprocessing::spectral_embedding::params to_cuvs(ML::SpectralEmbedding::params& config);
 
void transform(raft::resources const& handle,
               ML::SpectralEmbedding::params config,
               raft::device_matrix_view<float, int, raft::row_major> dataset,
               raft::device_matrix_view<float, int, raft::col_major> embedding);
 
}  // namespace ML::SpectralEmbedding