{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002766","490:4900003057","490:4900000912","490:4900001180","490:4900003224","490:4900001435","490:4900002486","494:4940007802","490:4900001162","490:4900002304","490:4900003080","490:4900001726","490:4900002932","490:4900000495","490:4900002633","496:4960007895","490:4900000926","490:4900000798","494:4940007392","494:4940007386","494:4940008589","490:4900001706","490:4900001725","494:4940007511","490:4900003175"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,496,490,490,494,494,494,490,490,494,490],"twin_sims":[0.6823879742689606,0.6778087130759942,0.5846865252402649,0.5655986345714861,0.5398327604099418,0.5349275930038996,0.4864789817112189,0.4833377948259679,0.4613832042245081,0.4542213105879135,0.4326147767880437,0.4294443539371145,0.4291980382331452,0.42548424175636235,0.41757011626015567,0.41327190194627583,0.4087075681776224,0.4021657753536984,0.39111470091801814,0.38541708831668864,0.37519469164537733,0.369179156144925,0.3678492584115522,0.3640596243189349,0.3576193122582799],"twin_dists":[0.11354282614425065,0.11453871960240943,0.13455390885564184,0.1386522628455081,0.14421284244006013,0.14527654510645316,0.15591015215670065,0.15660940796251283,0.1615386303049405,0.16316399448019833,0.16812678598497613,0.16886311664920517,0.16892041590710322,0.16978598236055026,0.1716410930941436,0.1726548859382704,0.173736473095529,0.17529600773039253,0.1779569029276809,0.17934243614405473,0.1818530573504255,0.18334609433397217,0.18367779613898777,0.18462631344828428,0.18624981688164025],"n_dims_used":45,"mean_confidence":0.911712646484375},"coverage":{"mean_confidence":0.911712646484375,"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}}