{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002784","499:4990002713","499:4990003123","499:4990000997","499:4990000912","499:4990002809","499:4990003137","499:4990003142","499:4990000831","499:4990001887","499:4990002067","477:4770003876","499:4990003067","477:4770003961","477:4770003647","499:4990000665","499:4990001478","499:4990002551","499:4990003201","499:4990001057","477:4770003985","499:4990002466","499:4990002032","499:4990000963","499:4990002150"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,477,499,477,477,499,499,499,499,499,477,499,499,499,499],"twin_sims":[0.6911777825130827,0.5868031159930032,0.5544673673536946,0.5225779194223811,0.4838685210048982,0.46760814125952577,0.46754948483473563,0.4655791520419872,0.45746850218461976,0.4565801027363075,0.44876309998331637,0.447916856456782,0.4443820856145807,0.4434953220244623,0.44326094225631074,0.4386981367775233,0.4353802317435613,0.4342957311992127,0.419433905147446,0.41494461569696156,0.41372100977436654,0.41107286115250036,0.4098931933301113,0.402046394929839,0.3957974803237234],"twin_dists":[0.11162532070830432,0.1341001624776829,0.1410495917921843,0.14796360185160856,0.15649116501382007,0.1601331508074757,0.16014636404648344,0.16059054247230045,0.16242592136357473,0.16262766128777104,0.1644090104000961,0.16460254319166934,0.16541243534137318,0.16561599765459764,0.16566982719791323,0.1667199676687289,0.16748628522821152,0.16773726902789549,0.17120288433932943,0.17225981570631868,0.17254874541887183,0.17317532536085228,0.1734550147191178,0.17532457263367635,0.1768252101987282],"n_dims_used":45,"mean_confidence":0.9338721381293402},"coverage":{"mean_confidence":0.9338721381293402,"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}}