{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008248","490:4900007808","490:4900009254","490:4900008033","490:4900008798","490:4900008912","490:4900009148","490:4900009103","490:4900008480","490:4900009358","490:4900009251","490:4900008368","490:4900005976","490:4900006830","490:4900009209","490:4900009311","490:4900006582","490:4900007927","490:4900009210","490:4900007197","490:4900009313","490:4900007075","490:4900007802","490:4900009312","490:4900007200"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03986473945962533,0.02342657550445356,0.013055306117757721,0.004597194264017541,0.001076541684435505,0.000988948960211982,0.0002387099759572143,0.00012518027294952327,0.00010289075049591735,0.00009063229941869925,0.00007239821534418669,0.00005723578996272701,0.000039950238669039415,0.00003785543395832521,0.00002662778928691933,0.000026136496324820363,0.000025568990230267243,0.0000216091685758057,0.00001766849282063769,0.00001747944209173493,0.000016764121101680005,0.00001293953219698812,0.000012632723017670413,0.00000940905575017042,0.000006626103516701491],"twin_dists":[0.3297002988744532,0.3558600860153113,0.38257067691220303,0.42611140828320515,0.48014938781581673,0.48312149591890063,0.530430723015544,0.5505745682586195,0.5565494663483745,0.5603809443389773,0.5671019392397111,0.5740490876833741,0.5845181886406231,0.5860703635577607,0.5961098955000212,0.5966366067121417,0.5972568947931792,0.601990114297206,0.6076051981229599,0.6079037585553787,0.6090620411009452,0.6161917851248082,0.6168483091800729,0.6248525445561973,0.634247577253623],"n_dims_used":45,"mean_confidence":0.8917395697699653},"coverage":{"mean_confidence":0.8917395697699653,"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}}