image #24063 original image ground truth-based border image Mumford & Shah (linear color space) visual inspection (λ=8192) best rand index  (λ=65536) best BGM  (λ=65536) rand index=0.2390 / BGM 0.4561 See some other results: λ=4096 - rand index=0.2506 / BGM 0.5542 λ=16384 - rand index=0.2330 / BGM 0.2870 λ=32768 - rand index=0.2153 / BGM 0.1443 rand index=0.1508 BGM=0.0325 Mumford & Shah (adaptive color space) visual inspection (λ=256) best rand index  (λ=256) best BGM  (λ=16384) rand index=0.1088 / BGM 0.1726 rand index=0.1088 BGM=0.0128 Tensor properties and seeds used Graphs of similarity