ResearchBenchmarksDimensionality Reduction on Fashion-MNIST (kNN Accuracy & Topology Metrics)Follow79.8kNN AccuracyDiRe78.13678.5687979.432Apr 28, 2026Evaluation ResultsMethodMethodLinkskNN AccuracyTopology ErrorUMAP Dominated By RatioDiReSelection Criterion=be...Selection Criterion=best kNN accuracy, Optimization=NSGA-II Pareto search2026.0479.823DiReSelection Criterion=be...Selection Criterion=best topology error (TE), Optimization=NSGA-II Pareto search2026.0479.203cuML UMAPHyperparameters=defaul...Hyperparameters=default (k = 16)2026.0478.25—