umap-learn

Perform nonlinear dimensionality reduction and manifold learning with UMAP.

1|Updated Jan 14, 2026
One-click install
npx skills add https://github.com/Sologa/codex-pipeline --skill umap-learn-sologa
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: umap-learn
Source: https://github.com/Sologa/codex-pipeline/tree/main/.codex/skills/umap-learn
Command: npx skills add https://github.com/Sologa/codex-pipeline --skill umap-learn-sologa

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses the challenge of understanding and visualizing high-dimensional data by reducing its dimensionality while preserving its essential structure.

Core Features & Use Cases

  • Nonlinear Dimensionality Reduction: Embeds high-dimensional data into lower dimensions (typically 2D or 3D) for visualization.
  • Clustering Preprocessing: Creates effective low-dimensional representations that improve the performance of clustering algorithms like HDBSCAN.
  • Supervised & Semi-Supervised Learning: Incorporates label information to guide the embedding process, aiding in class separation.
  • Feature Engineering: Generates lower-dimensional features for downstream machine learning models.
  • Use Case: Visualize complex biological data, cluster customer segments, or preprocess image features for a classification task.

Quick Start

Use the umap-learn skill to create a 2D embedding of the provided data.

Frequently Asked Questions about umap-learn

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How does nonlinear dimensionality reduction preserve structure for high-dimensional data visualization?

Nonlinear dimensionality reduction preserves structure by using Uniform Manifold Approximation and Projection to embed high-dimensional data into lower dimensions while maintaining its essential topological relationships.

Can I use manifold learning as clustering preprocessing for high-dimensional datasets?

Manifold learning serves as clustering preprocessing by creating effective low-dimensional representations that improve the performance of clustering algorithms like HDBSCAN on high-dimensional datasets.

How do I incorporate label information into dimensionality reduction for supervised learning?

You can incorporate label information into dimensionality reduction through supervised and semi-supervised parameter tuning, which guides the embedding process and aids in class separation.

What's the best way to generate lower-dimensional features for downstream machine learning models?

Feature engineering via manifold learning generates lower-dimensional features from high-dimensional datasets, providing refined inputs for downstream machine learning classification tasks.

Does UMAP support advanced workflows like Parametric UMAP and AlignedUMAP for complex data?

UMAP supports advanced workflows through Parametric UMAP and AlignedUMAP features, enabling complex nonlinear dimensionality reduction and manifold learning for sophisticated data processing.