{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002301","466:4660011063","489:4890000264","499:4990001633","499:4990002265","478:4780007694","499:4990003138","478:4780009417","469:4690005850","499:4990001360","500:5000006011","500:5000002743","485:4850008937","500:5000006279","475:4750004522","478:4780008045","499:4990003320","485:4850008604","500:5000005987","478:4780008620","499:4990001655","466:4660008751","485:4850008545","470:4700008868","485:4850002181"],"twin_admin_codes":[489,466,489,499,499,478,499,478,469,499,500,500,485,500,475,478,499,485,500,478,499,466,485,470,485],"twin_sims":[0.20153688722030424,0.1164231384817984,0.0924322685495016,0.08822180905795995,0.0794703597910458,0.0785152289388056,0.07550871395885113,0.07207255976550568,0.07102671997783647,0.0667971027419829,0.06655521473111321,0.06506557045566788,0.0645485826510389,0.05782606744629432,0.051184773912113915,0.0491424835033842,0.04767433984766984,0.04747313065825996,0.04702060675970063,0.046713990501215476,0.04511373948809242,0.04480240646650356,0.04411133543143632,0.04226522790025369,0.04148114873101146],"twin_dists":[0.2324559483275588,0.2693462842872291,0.28342881253523117,0.2861899231039396,0.2922823048359168,0.2929792656600739,0.2952185774102367,0.29786774638249075,0.2986943313175036,0.30214151967568126,0.3023439781917529,0.3036042053495565,0.3040470826649987,0.31008825685878744,0.31665483764255165,0.3188164127575649,0.32041707308999334,0.3206396409460147,0.3211430968816487,0.3214865312469219,0.32331018798653344,0.32367126936214796,0.32448035337415826,0.3266951651979364,0.3276605497923083],"n_dims_used":45,"mean_confidence":0.918033684624566},"coverage":{"mean_confidence":0.918033684624566,"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}}