image #42049 original image ground truth-based border image Mumford & Shah (linear color space) visual inspection (λ=2048) best rand index  (λ=32768) best BGM  (λ=65536) rand index=0.0969 / BGM 0.3011 rand index=0.0283 BGM=0.0141 Mumford & Shah (adaptive color space) visual inspection (λ=128) best rand index  (λ=256) best BGM  (λ=2048) rand index=0.0241 / BGM 0.1574 rand index=0.0226 BGM=0.0171 Tensor properties and seeds used Graphs of similarity