{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008215","490:4900009420","490:4900007778","490:4900011627","490:4900009630","490:4900010136","490:4900009425","490:4900010735","490:4900008112","490:4900009832","490:4900009523","490:4900010228","491:4910005567","490:4900010316","490:4900010320","490:4900010039","490:4900007881","490:4900009117","490:4900012089","490:4900009841","490:4900009628","490:4900009423","490:4900010219","490:4900009737","491:4910005465"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.1761303630943773,0.16309229510727152,0.11281525584203711,0.10942043771766267,0.09551385309213045,0.07695358983593849,0.07019540729127295,0.0657981627214635,0.059812769892503996,0.0573362278871644,0.05581964432338781,0.054199508466326096,0.053488894315362634,0.04882689396588096,0.047008250399781785,0.04178013241071034,0.041143020981875195,0.039702294988587246,0.03891948104665725,0.038414769803415676,0.03798842992186363,0.03742564176708821,0.03741548455248274,0.03640026087759008,0.03626937616731208],"twin_dists":[0.24203607224400533,0.2473377017271511,0.2713104898711784,0.2732034226269474,0.28147034490740586,0.29413361712006797,0.2993584334223622,0.30298152802204725,0.3082453293906716,0.3105506536865663,0.31200325346971286,0.313591540870051,0.31430061859624653,0.3191570866050053,0.321156900697535,0.3272906321762769,0.3280816163038386,0.3299091290218864,0.33092571660821785,0.3315903597460597,0.33215758220345515,0.3329146582113578,0.3329284103460364,0.33431919782029873,0.3345008893870745],"n_dims_used":45,"mean_confidence":0.8859234280056424},"coverage":{"mean_confidence":0.8859234280056424,"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}}