Add graph references

2026-06-28 13:49:01 +01:00
parent 0a9807e448
commit a11edf0c53
2578 changed files with 868045 additions and 0 deletions
@@ -0,0 +1,63 @@
+/*
+   igraph library.
+   Copyright (C) 2013-2025  The igraph development team <igraph@igraph.org>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef IGRAPH_EMBEDDING_H
+#define IGRAPH_EMBEDDING_H
+
+#include "igraph_decls.h"
+#include "igraph_datatype.h"
+#include "igraph_error.h"
+#include "igraph_arpack.h"
+#include "igraph_eigen.h"
+
+IGRAPH_BEGIN_C_DECLS
+
+IGRAPH_EXPORT igraph_error_t igraph_adjacency_spectral_embedding(const igraph_t *graph,
+                                                      igraph_int_t no,
+                                                      const igraph_vector_t *weights,
+                                                      igraph_eigen_which_position_t which,
+                                                      igraph_bool_t scaled,
+                                                      igraph_matrix_t *X,
+                                                      igraph_matrix_t *Y,
+                                                      igraph_vector_t *D,
+                                                      const igraph_vector_t *cvec,
+                                                      igraph_arpack_options_t *options);
+
+typedef enum {
+    IGRAPH_EMBEDDING_D_A = 0,
+    IGRAPH_EMBEDDING_I_DAD,
+    IGRAPH_EMBEDDING_DAD,
+    IGRAPH_EMBEDDING_OAP
+} igraph_laplacian_spectral_embedding_type_t;
+
+IGRAPH_EXPORT igraph_error_t igraph_laplacian_spectral_embedding(const igraph_t *graph,
+                                                      igraph_int_t no,
+                                                      const igraph_vector_t *weights,
+                                                      igraph_eigen_which_position_t which,
+                                                      igraph_laplacian_spectral_embedding_type_t type,
+                                                      igraph_bool_t scaled,
+                                                      igraph_matrix_t *X,
+                                                      igraph_matrix_t *Y,
+                                                      igraph_vector_t *D,
+                                                      igraph_arpack_options_t *options);
+
+IGRAPH_EXPORT igraph_error_t igraph_dim_select(const igraph_vector_t *sv, igraph_int_t *dim);
+
+IGRAPH_END_C_DECLS
+
+#endif