{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000760","480:4800000463","480:4800000477","480:4800000316","480:4800000532","480:4800001191","480:4800001140","480:4800000536","480:4800000652","480:4800000646","480:4800000841","480:4800000762","480:4800000676","480:4800000892","480:4800000439","480:4800000721","480:4800000996","480:4800001000","480:4800000435","480:4800000349","480:4800000751","480:4800000431","480:4800000602","480:4800000607","480:4800000307"],"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":[0.6931552727176468,0.6872997431066934,0.6245923852573004,0.5931711326981985,0.5414104267556439,0.4908379745188185,0.4894136209135977,0.46905604519401284,0.4668469546830069,0.45762768590977,0.45377085437151293,0.4216597229114225,0.4212684461804106,0.42055185476666246,0.41271450119518566,0.40707431424255086,0.40654933537311005,0.40386408541643926,0.397622878731076,0.3954333463416134,0.39501353418386004,0.39343791449898013,0.3896933477099571,0.36598813079588377,0.3589668454823027],"twin_dists":[0.11119277573329633,0.11247232199309759,0.126005834682793,0.13273558072176253,0.14387111433699715,0.1549420809782189,0.15525812397423983,0.1598071678545392,0.16030466367296667,0.16238978848351535,0.16326653309256575,0.17068063753699766,0.1707723588452626,0.1709404321572475,0.17278668969681943,0.1741247860297198,0.1742497485000295,0.17489005513687558,0.17638574082297045,0.17691298781169826,0.17701423339337152,0.1773946680585841,0.1783016500076823,0.18414300571500078,0.185908897988933],"n_dims_used":43,"mean_confidence":0.9157587095748546},"coverage":{"mean_confidence":0.9157587095748546,"n_dims_used":43,"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}}