# cuml.manifold

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| [`UMAP`](../generated/cuml.manifold.UMAP/index.html.md#cuml.manifold.UMAP)                                                   | Uniform Manifold Approximation and Projection                                                                                                                                                                    |
|----------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [`TSNE`](../generated/cuml.manifold.TSNE/index.html.md#cuml.manifold.TSNE)                                                   | t-SNE (T-Distributed Stochastic Neighbor Embedding) is an extremely powerful dimensionality reduction technique that aims to maintain local distances between data points.                                       |
| [`SpectralEmbedding`](../generated/cuml.manifold.SpectralEmbedding/index.html.md#cuml.manifold.SpectralEmbedding)                         | Spectral embedding for non-linear dimensionality reduction.                                                                                                                                                      |
| [`spectral_embedding`](../generated/cuml.manifold.spectral_embedding/index.html.md#cuml.manifold.spectral_embedding)                       | Project the sample on the first eigenvectors of the graph Laplacian.                                                                                                                                             |
| [`umap.fuzzy_simplicial_set`](../generated/cuml.manifold.umap.fuzzy_simplicial_set/index.html.md#cuml.manifold.umap.fuzzy_simplicial_set)         | Given a set of data X, a neighborhood size, and a measure of distance compute the fuzzy simplicial set (here represented as a fuzzy graph in the form of a sparse matrix) associated to the data.                |
| [`umap.simplicial_set_embedding`](../generated/cuml.manifold.umap.simplicial_set_embedding/index.html.md#cuml.manifold.umap.simplicial_set_embedding) | Perform a fuzzy simplicial set embedding, using a specified initialisation method and then minimizing the fuzzy set cross entropy between the 1-skeletons of the high and low dimensional fuzzy simplicial sets. |
| [`umap.find_ab_params`](../generated/cuml.manifold.umap.find_ab_params/index.html.md#cuml.manifold.umap.find_ab_params)                     | Fit a & b parameters for UMAP.                                                                                                                                                                                   |