Repository Structure

The repository is organized into the following directories:

DATA/

Contains the graph instance datasets:
- `random_instances_results_4_algs_single.csv`
- `geometric_instances_results_4_algs_single.csv`
- `real_instances_results_4_algs_single.csv`
- `all_instances_results_4_algs_single.csv`

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GraphInstance_Analysis_Results/

Contains all experimental outputs and visualizations.

### feature_selection/
Feature selection results (low-variance and uncorrelated features) and summary tables.

### random_instances_results_4_algs_single/
### geometric_instances_results_4_algs_single/
### real_instances_results_4_algs_single/
Per-dataset clustering results, including:
- Elbow and silhouette plots  
- PCA, t-SNE, and MDS projections  
- Cluster coverage heatmaps  

### combined_random_geometric_real/
Results for clustering on the merged benchmark (random + geometric + real), including silhouette plots and mixed coverage heatmaps.

### cluster_similarity_analysis/
Cluster similarity comparisons between original, low-variance, and uncorrelated feature spaces, with cosine similarity heatmaps.

### stat_analysis/
Statistical analysis results for random and geometric datasets, including:
- KS and Anderson–Darling test results  
- KDE plots of algorithm performance distributions