Back to metrics

tSNE_Q_local

E Embedding

t-SNE Local Structure Quality

Direction

Higher is Better

Value Range

[0, 1]

Category

Embedding

Neighborhood preservation in 2D views

Description

Average coranking quality for local neighborhoods in t-SNE space

Mathematical Formula

mean(Q_NX[1:K_max]) from coranking matrix

Interpretation Guide

1 = perfect local neighbor preservation. Measures how well t-SNE preserves k-NN structure.

Related Metrics

Other metrics in the Embedding category

UMAP_Dist

↑

Spearman correlation between latent space and UMAP-reduced pairwise distance matrices

UMAP_Q_local

↑

Average coranking quality for local neighborhoods in UMAP space

UMAP_Q_global

↑

Average coranking quality for global relationships in UMAP space