image #167083 original image ground truth-based border image Mumford & Shah (linear color space) visual inspection (λ=16384) best rand index  (λ=16384) best BGM  (λ=65536) rand index=0.1661 / BGM 0.2799 rand index=0.1661 BGM=0.1654 Mumford & Shah (adaptive color space) visual inspection (λ=256) best rand index  (λ=256) best BGM  (λ=1024) rand index=0.0265 / BGM 0.0271 rand index=0.0265 BGM=0.0064 Tensor properties and seeds used Graphs of similarity