{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001038","480:4800001201","480:4800000662","480:4800000933","480:4800000384","480:4800001140","480:4800000996","480:4800000551","480:4800000718","480:4800000537","480:4800000528","480:4800001084","480:4800000438","480:4800000722","480:4800000508","480:4800000653","480:4800001035","480:4800000733","480:4800000886","480:4800000729","480:4800000660","480:4800000760","480:4800000799","480:4800000974","480:4800000892"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6737260172354165,0.5928506794366749,0.5053742861836725,0.5052236552473538,0.4828651820298679,0.47430478324432646,0.4741977369059111,0.4669550488114061,0.462570897307365,0.4380170702226476,0.4367298883146615,0.43551304488416004,0.43340502045733964,0.4239517263291608,0.4202569646835259,0.4066381244623137,0.40042132064325636,0.39685010728989334,0.39330359966298106,0.3759943990192407,0.3635420615019177,0.3614536511553027,0.35280116747593143,0.35002742637884493,0.33661996897878466],"twin_dists":[0.11542499665025248,0.13280423222781365,0.15173164299143554,0.15176477821300022,0.15671473768960867,0.15862829273795392,0.15865229197943553,0.16028030173478036,0.1612699618569985,0.1668770822830871,0.16717428462659975,0.16745556571144918,0.16794359218356752,0.17014407285969288,0.17100963244824063,0.1742286087035029,0.17571379638906542,0.1765716742351699,0.17742713110800748,0.18165546274597003,0.1847562408483654,0.18528146332696172,0.18747422915421147,0.18818304698252963,0.1916518581844438],"n_dims_used":43,"mean_confidence":0.9155052539914154},"coverage":{"mean_confidence":0.9155052539914154,"n_dims_used":43,"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}}