Round-Trip KNN Clustering: multiscale hierarchical cluster detection on directed nearest-neighbour graphs
Round-Trip KNN Clustering finds multiscale clusters on directed neighbour graphs without a preset count.
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Cost-augmented Schrödinger bridges on graphs are exactly solvable: a Feynman-Kac tilt replaces learned control
Graph Schrödinger bridges with state costs are solved exactly via a Feynman-Kac tilt, with no learning.