{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007798","490:4900008134","490:4900008923","490:4900008815","490:4900008243","490:4900008920","490:4900009035","490:4900008136","490:4900008355","490:4900008474","490:4900008807","490:4900008242","490:4900008027","490:4900009555","490:4900008695","490:4900008256","490:4900008910","490:4900008573","490:4900008244","490:4900008585","490:4900008026","490:4900007800","490:4900008808","490:4900009356","490:4900007916"],"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":[0.08435695027446827,0.06433607617884639,0.037895063077174246,0.032803709790243676,0.029844890676439837,0.018242019907187663,0.014790308717837675,0.013610509031823058,0.005868769195396098,0.005641663672724811,0.0047601657650744875,0.0047371074941493655,0.0028446396148435324,0.002785720622290553,0.0024818652960184166,0.0016323691487715797,0.0008695412385686681,0.0005336221186690846,0.0003159357512615969,0.00019564168738040136,0.00017638904275736183,0.00017121127667757774,0.00012388528553667878,0.00012157216410248125,0.00010077963338516359],"twin_dists":[0.288818088508795,0.30422996745223707,0.33228252103331585,0.339527465265547,0.3441914844493585,0.3675254119144698,0.3770291543294475,0.38073002501607106,0.41633273293408873,0.4179286046223134,0.42473019352335006,0.42492298802887374,0.44470658824965104,0.4454997321587217,0.44985136186652863,0.46529600438276364,0.48759334171891483,0.5042015511552828,0.5214415114713817,0.536720384709119,0.5399661575414987,0.5408960478804182,0.5508930552747882,0.5514698458647873,0.5571774220049952],"n_dims_used":45,"mean_confidence":0.8926067776150174},"coverage":{"mean_confidence":0.8926067776150174,"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}}