{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002338","490:4900001434","490:4900001590","490:4900002630","496:4960007771","490:4900004038","490:4900000788","496:4960004512","487:4870002894","490:4900001727","496:4960008026","466:4660014447","496:4960009067","490:4900001724","496:4960005976","496:4960008249","490:4900003089","490:4900001736","470:4700005175","490:4900002184","496:4960008856","494:4940007290","496:4960007410","494:4940006939","496:4960006876"],"twin_admin_codes":[490,490,490,490,496,490,490,496,487,490,496,466,496,490,496,496,490,490,470,490,496,494,496,494,496],"twin_sims":[0.5592451890112975,0.5066310213573462,0.4270173456675691,0.3870780308731081,0.3610565166508926,0.35571070597355164,0.3457050487280861,0.342554792435423,0.3273940989238401,0.31601743354646084,0.3036507999420423,0.3006694327603112,0.3004248293633592,0.29785324775009653,0.286970789641244,0.27575365094636073,0.2747647610665952,0.27295213076963815,0.2726270043088805,0.27113570891525696,0.26791750859127667,0.26557625861281303,0.2628074587914668,0.2608837901346778,0.2602094070353702],"twin_dists":[0.1400197900361841,0.15145529367036908,0.16942828936889798,0.1789375390256945,0.1853815144978092,0.18673381624927415,0.1892935090310869,0.19010747401526348,0.19408225749823085,0.19713200868980812,0.20051854718544088,0.2013468305656132,0.20141499836982701,0.2021336388814887,0.20521606166119127,0.2084675575042685,0.20875803553654015,0.20929214952067499,0.20938818235319745,0.2098295732340672,0.21078722510553757,0.21148841053635756,0.21232263231285717,0.2129054633052821,0.21311042533049027],"n_dims_used":45,"mean_confidence":0.9168523152669271},"coverage":{"mean_confidence":0.9168523152669271,"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}}