{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006587","485:4850006594","485:4850006670","485:4850006891","485:4850006890","485:4850006896","485:4850006736","477:4770000521","477:4770000774","485:4850007046","485:4850006820","485:4850006671","477:4770001128","500:5000002372","500:5000001563","500:5000002246","477:4770001003","500:5000001331","500:5000001635","500:5000001177","500:5000001702","485:4850006593","500:5000001632","500:5000002245","485:4850006586"],"twin_admin_codes":[485,485,485,485,485,485,485,477,477,485,485,485,477,500,500,500,477,500,500,500,500,485,500,500,485],"twin_sims":[0.9181665454395612,0.8787690438221092,0.8739778981310724,0.7576134797753412,0.7260418531659247,0.6997508764319427,0.6706723605752148,0.6584292251330772,0.6463129261564714,0.6288945996340102,0.6033166371197057,0.6019204930687823,0.5926416121516175,0.5860270666979039,0.5798543217534949,0.5733828767183579,0.5633216253565565,0.5346475201242971,0.5340760480843856,0.5300932496438108,0.5280406042979463,0.5239197843495771,0.5158988345652706,0.510034730104909,0.5005349801571638],"twin_dists":[0.05366708092052672,0.06602764894809542,0.06740978640925556,0.09676859842121129,0.10392355165346394,0.10974676947683525,0.11608694979491169,0.11873373136635841,0.12134357416055236,0.12508357502573839,0.13056270220345068,0.13086166664508242,0.13284902210717375,0.13426651650906013,0.13559025556743515,0.13697930439940903,0.13914213900462608,0.14533733776049354,0.14546140148232875,0.14632680683591157,0.1467733520959959,0.14767096890147421,0.1494227949096388,0.1507077403570583,0.1527975183585155],"n_dims_used":44,"mean_confidence":0.919072151184082},"coverage":{"mean_confidence":0.919072151184082,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}