{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001244","473:4730002103","473:4730001236","473:4730001510","473:4730001148","473:4730002109","473:4730002302","473:4730001696","473:4730001515","473:4730001609","473:4730002425","473:4730001425","473:4730001058","473:4730001138","473:4730001695","485:4850000610","473:4730001860","485:4850000841","499:4990003152","473:4730001235","485:4850001878","499:4990002943","473:4730001768","473:4730001814","485:4850000705"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,485,473,485,499,473,485,499,473,473,485],"twin_sims":[0.5395316790463897,0.49656138980789666,0.4876034035385974,0.4721655467350426,0.45510718090164004,0.4263228224858961,0.4202550387359809,0.41594489600486534,0.4087094637719952,0.40699378938083347,0.39739321306225034,0.3904188764633249,0.3888932330219293,0.3879408926955078,0.38133186939920666,0.3803954832885024,0.37962204655163617,0.3791823382511803,0.37597505090908157,0.3758962155792229,0.3570691851174871,0.353337617526919,0.34816256736782697,0.3460809409932236,0.33863062833255064],"twin_dists":[0.1442780790391577,0.15367485165682712,0.15566018361771503,0.15910823950371236,0.16296244988557373,0.1695902646973449,0.1710100844676411,0.17202389293395368,0.17373602280897574,0.17414394898320584,0.17644098244033232,0.17812560064649535,0.17849597614091195,0.17872751919890165,0.18034186629846943,0.1805716716520617,0.18076169237067607,0.18086980497140284,0.18166024091895172,0.18167971118704576,0.18638918573912858,0.18733747710415355,0.1886612575220918,0.1891966489647082,0.1911270089889035],"n_dims_used":45,"mean_confidence":0.9159653557671441},"coverage":{"mean_confidence":0.9159653557671441,"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}}