# POpulation-based Evaluation Metrics

## Documentation for package ‘poem’ version 1.0.1

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

CDbw | Calculate CDbw index
CHAOS | Calculate CHAOS score
dbcv | Calculate DBCV Metric
ELSA | Calculate ELSA scores
emb2knn | Computes k nearest neighbors from embedding
emb2snn | Computes shared nearest neighbors from embedding
findSpatialKNN | Find the k nearest spatial neighbors
fuzzyHardMetrics | Compute fuzzy-hard versions of pair-sorting partition metrics
fuzzyHardSpotConcordance | Per-element maximal concordance between a hard and a fuzzy partition
fuzzyPartitionMetrics | Compute fuzzy-fuzzy versions of pair-sorting partition metrics
fuzzySpotConcordance | Per-element concordance between two fuzzy partitions
getEmbeddingMetrics | Compute embedding-based metrics
getFuzzyLabel | Get fuzzy representation of labels
getFuzzyPartitionMetrics | Compute external metrics for fuzzy clusterings
getGraphMetrics | Compute graph-based metrics
getNeighboringPairConcordance | Per-element local concordance between a clustering and a ground truth
getPairConcordance | Per-element pair concordance score
getPartitionMetrics | Compute partition-based metrics
getSpatialExternalMetrics | Calculate Spatial External Metrics
getSpatialExternalMetrics-method | Calculate Spatial External Metrics
getSpatialInternalMetrics | Compute internal metrics for spatial data
getSpatialInternalMetrics-method | Compute internal metrics for spatial data
knnComposition | Compute neighborhood composition
matchSets | Match two partitions using Hungarian algorithm
metric_info | Metrics Information
mockData | Generate mock multidimensional data
noisy_moon | The noisy moon dataset
PAS | Calculate PAS score
spatialARI | Spatially aware ARI from Yan, Yinqiao, et al. (2025).
sp_toys | Toy examples of spatial data
toyExamples | Toy embedding examples