{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002096","490:4900002404","490:4900002701","490:4900002416","490:4900003140","490:4900001524","490:4900002557","490:4900004379","490:4900002270","490:4900004114","490:4900001810","490:4900009176","490:4900001947","490:4900003003","494:4940006794","490:4900009773","490:4900001962","490:4900003968","490:4900004377","494:4940007224","490:4900002402","490:4900011597","490:4900002097","490:4900003689","490:4900003830"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.1483751750142779,0.1426055800718287,0.1388617744785025,0.13845561088812378,0.11384454819641832,0.09990613194956505,0.09443803912611169,0.09015022891187059,0.08598133593215067,0.08469952057307162,0.08025797030880599,0.07922496388922684,0.0737028779498078,0.06091813601160277,0.05745497902585101,0.05674155685872176,0.055187096132890474,0.05209610442286842,0.051123664118425394,0.04909313575734927,0.04579160141138408,0.043746366850827584,0.04347856512712894,0.04274466336327706,0.04162348613881244],"twin_dists":[0.25370516517186764,0.25632845852128794,0.2580731403774571,0.2582645210530081,0.27074525238358566,0.2787630675336294,0.28214833056381716,0.28491264545877293,0.2877020395480442,0.2885813058670304,0.2917126239037339,0.2924607259108383,0.2965983808656537,0.3072416647408217,0.31043825709168266,0.3111164100667338,0.31261876948713163,0.3157133710482854,0.31671846550663807,0.31886956225820207,0.3225311803530306,0.32491195063695905,0.3252305707633432,0.32611227347565575,0.32748416356388815],"n_dims_used":45,"mean_confidence":0.9138236999511719},"coverage":{"mean_confidence":0.9138236999511719,"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}}