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umap-learn

UMAP dimensionality reduction. Fast nonlinear manifold learning for 2D/3D visualization, clustering preprocessing (HDBSCAN), supervised/parametric UMAP, for high-dimensional data.

87

2.11x
Quality

83%

Does it follow best practices?

Impact

89%

2.11x

Average score across 6 eval scenarios

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Evaluation results

95%

60%

Customer Behavioral Segmentation Pipeline

UMAP clustering preprocessing

Criteria
Without context
With context

StandardScaler preprocessing

100%

100%

Clustering n_neighbors

0%

100%

Clustering min_dist=0.0

0%

100%

Clustering n_components 5-10

0%

100%

HDBSCAN algorithm used

100%

100%

Reproducibility seed

100%

100%

Separate 2D visualization UMAP

0%

100%

Cluster statistics reported

100%

100%

Clustering evaluation

0%

0%

100%

45%

Research Paper Discovery and Visualization Tool

Cosine metric for document embeddings

Criteria
Without context
With context

Cosine distance metric

0%

100%

StandardScaler preprocessing

0%

100%

Reproducibility seed

50%

100%

2D visualization output

100%

100%

Fit then transform for queries

100%

100%

Corpus and queries separated before fit

100%

100%

Embedding output saved

100%

100%

Visualization produced

100%

100%

min_dist for visualization

0%

100%

Query neighbor search implemented

100%

100%

100%

51%

Disease Subtype Classification from Genomic Profiles

Semi-supervised UMAP feature extraction

Criteria
Without context
With context

Unlabeled marked as -1

0%

100%

Labels passed to UMAP fit

0%

100%

Unlabeled samples in UMAP fit

40%

100%

StandardScaler preprocessing

100%

100%

n_components for feature engineering

33%

100%

Downstream classifier trained

100%

100%

transform() on test data

100%

100%

Labeled-only classifier training

100%

100%

Reproducibility seed

0%

100%

76%

24%

Multi-Class Flower Species Classification Pipeline

Supervised UMAP with sklearn Pipeline

Criteria
Without context
With context

sklearn Pipeline used

100%

100%

StandardScaler in pipeline

100%

100%

UMAP in pipeline

0%

100%

Labels passed to pipeline fit

66%

100%

target_weight set explicitly

0%

0%

n_components for feature engineering

0%

0%

Reproducibility seed

0%

100%

Train/test split

100%

100%

Pipeline predict on test set

100%

100%

Accuracy reported

100%

100%

target_metric set for classification

0%

100%

90%

62%

Longitudinal Cell Population Trajectory Analysis

AlignedUMAP for temporal datasets

Criteria
Without context
With context

AlignedUMAP import

0%

100%

List of datasets passed to fit

0%

100%

embeddings_ attribute accessed

0%

100%

StandardScaler preprocessing

100%

100%

alignment_regularisation set

0%

0%

Reproducibility seed

0%

100%

Visualization per timepoint

100%

100%

Multiple timepoint datasets

0%

100%

Embeddings output saved

100%

100%

n_components=2 for visualization

0%

100%

73%

35%

High-Density Region Analysis for Single-Cell Proteomics

DensMAP density preservation and inverse transform

Criteria
Without context
With context

densmap=True enabled

100%

100%

output_dens=True set

0%

100%

rad_orig_ accessed

0%

100%

rad_emb_ accessed

0%

100%

inverse_transform called

0%

0%

StandardScaler preprocessing

100%

100%

Reproducibility seed

100%

100%

Density comparison output

50%

100%

dens_lambda set explicitly

0%

0%

Reconstruction error reported

62%

50%

Repository
K-Dense-AI/claude-scientific-skills
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

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