{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011896","490:4900002933","496:4960011727","487:4870001771","466:4660013024","487:4870002380","496:4960007898","470:4700006125","490:4900001185","487:4870010195","487:4870002374","490:4900003223","466:4660006635","496:4960006101","466:4660000021","490:4900004021","490:4900003218","490:4900003061","466:4660000103","466:4660003324","490:4900003359","466:4660013847","487:4870002457","466:4660013253","466:4660008088"],"twin_admin_codes":[496,490,496,487,466,487,496,470,490,487,487,490,466,496,466,490,490,490,466,466,490,466,487,466,466],"twin_sims":[0.5722817590255425,0.5531007658375405,0.5039125633221835,0.48798267691289443,0.4811741028638538,0.46738517243781613,0.4599455760862658,0.4575749048479932,0.45673872514252534,0.4459287910558559,0.440892176856224,0.43379003688958745,0.4309994134007651,0.42931460041199504,0.4268024907261924,0.42068035354571703,0.41667662039142483,0.4157972039415219,0.40398690532712406,0.4008150990391936,0.3935540651637762,0.39155108018219015,0.386766377506881,0.383211223812061,0.377215880899916],"twin_dists":[0.13721580070083506,0.14134438937234667,0.15205329937034942,0.15557590750148073,0.15709188865726004,0.16018338089929557,0.16186416418489896,0.1624017686770609,0.16259163052044276,0.16505775120124822,0.1662144760311013,0.16785438658620305,0.16850167940538105,0.16889329892386143,0.16947838578711527,0.17091028444916892,0.17185146539124097,0.17205871170548795,0.17486072686267368,0.17561941644508255,0.17736659932086268,0.17785117744389037,0.1790134496064721,0.17988145767679198,0.18135405053126433],"n_dims_used":45,"mean_confidence":0.9171510484483507},"coverage":{"mean_confidence":0.9171510484483507,"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}}