{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001987","496:4960004017","496:4960003468","496:4960003192","496:4960001145","496:4960003354","496:4960001270","496:4960003060","496:4960001614","496:4960001246","472:4720002863","472:4720002516","496:4960001375","496:4960001963","496:4960003769","472:4720002320","472:4720001919","496:4960004466","496:4960004012","496:4960003218","472:4720002504","496:4960001471","496:4960003336","472:4720002305","496:4960002110"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,472,472,496,496,496,472,472,496,496,496,472,496,496,472,496],"twin_sims":[0.7140726453645483,0.6480322305771495,0.637253114589013,0.6274847194039118,0.5704308606407907,0.5644792402314232,0.5515080960404833,0.5458222844411137,0.5443894542026985,0.5374021003167905,0.5019834131857543,0.49892004004415536,0.4973803899474311,0.4898897488607961,0.4828350559083249,0.4825151951499793,0.47891859701847816,0.47691141233194456,0.46974021631926205,0.4696874386513527,0.46637496467436157,0.4640867058923769,0.4586844853129585,0.45453283028298197,0.4484145567175266],"twin_dists":[0.106587411368266,0.12097372367048234,0.12329027534489234,0.12538585861749107,0.13761344126037184,0.1388930585023394,0.14168809680156774,0.14291645432916147,0.1432263453523603,0.1447397030464639,0.15247820154133845,0.15315384544457322,0.15349386196841464,0.1551524476644739,0.1567214528969837,0.15679275896935593,0.15759557460006274,0.15804444702930942,0.15965325173963563,0.15966512228385432,0.16041106213237563,0.16092742198573715,0.1621500217081903,0.16309310417646783,0.1644887043029973],"n_dims_used":45,"mean_confidence":0.9461966620551215},"coverage":{"mean_confidence":0.9461966620551215,"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}}