{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005639","490:4900005243","490:4900005379","490:4900005624","490:4900005510","490:4900004822","490:4900004810","490:4900004694","490:4900005245","490:4900004695","490:4900005377","490:4900002296","490:4900007622","490:4900005109","490:4900004830","490:4900002581","490:4900001540","490:4900002594","490:4900007501","490:4900004827","490:4900002288","490:4900001671","490:4900004688","490:4900001548","490:4900001833"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7105389520242081,0.7033516654169234,0.6467696692709624,0.6366701983781741,0.5881473736707944,0.5773738317463165,0.5603383011884476,0.5500686314754404,0.5216328310396916,0.5150062594601479,0.49548048763084895,0.4795259592140465,0.4746447002433095,0.46902097972873935,0.4519585691885995,0.44960989965788756,0.4324031696624639,0.416404656685638,0.39568438160793673,0.39239292994400615,0.38611090558643996,0.38552976415962076,0.38312473647354395,0.38087541743277664,0.37776580077736377],"twin_dists":[0.10736960526554354,0.10895506249284337,0.12124533548428011,0.12341541397509996,0.13381203920524684,0.13612250695428352,0.1397843599743168,0.14199887801704275,0.1481698094467079,0.1496181403299017,0.15391384943484623,0.15745986782913446,0.15855209691501004,0.15981505848705535,0.1636794477727483,0.16421548772088676,0.168175863500995,0.17191553721524575,0.17685246962685264,0.17764737022304436,0.17917320000210216,0.17931494237420462,0.179902621741034,0.18045385348778825,0.18121850792476762],"n_dims_used":45,"mean_confidence":0.9195298936631945},"coverage":{"mean_confidence":0.9195298936631945,"n_dims_used":45,"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}}