{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004304","480:4800004057","480:4800005583","480:4800004387","480:4800004730","480:4800004817","480:4800004474","480:4800004729","480:4800004901","480:4800004822","480:4800004392","480:4800004481","480:4800004654","480:4800004821","480:4800004731","480:4800004986","480:4800004299","480:4800004819","480:4800004221","480:4800004305","480:4800005801","480:4800005334","480:4800004138","480:4800004303","480:4800004135"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8836661146508012,0.8804478974030727,0.8427674816026133,0.8322273402418235,0.827005259196781,0.8118788006604233,0.8036746997775012,0.7052822032417161,0.6922582375652079,0.6904725663895983,0.657809449860654,0.6577353419310362,0.6446042693574657,0.6444286672971462,0.6414593295037273,0.6370808869827711,0.6326971161760434,0.6197623556988792,0.5934737363342014,0.590991467435716,0.5660265113902485,0.546178984951635,0.5346104144608327,0.5186753967350067,0.5046743265835335],"twin_dists":[0.06459241684297772,0.06553825580342826,0.07596584725022401,0.07871071777597054,0.0800482589573001,0.08384788033761809,0.08586672013878978,0.1085298961101324,0.11138904310246418,0.11177946921538566,0.11886743977996601,0.11888342595698885,0.12171099231003006,0.12174874484601916,0.12238691091143428,0.12332724992452977,0.12426802779380516,0.12704077409276612,0.1326707546383154,0.1332025690151033,0.13856023673556567,0.1428393296701353,0.14534539240120534,0.1488156521193782,0.15188563988546266],"n_dims_used":42,"mean_confidence":0.9175502232142857},"coverage":{"mean_confidence":0.9175502232142857,"n_dims_used":42,"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}}