{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002193","480:4800002379","480:4800002238","480:4800002462","480:4800002233","480:4800001752","480:4800001868","480:4800002413","480:4800002412","480:4800002183","480:4800001977","480:4800002234","480:4800002331","480:4800002284","480:4800001812","480:4800002186","480:4800001364","480:4800001934","480:4800001526","480:4800002427","480:4800001872","480:4800002031","480:4800002457","480:4800001820","480:4800002519"],"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":[0.5804134679534471,0.48245448232608823,0.47421043561190745,0.4207413769227823,0.412957695726878,0.400014964073919,0.3602261218661416,0.3486940435295014,0.34551891547429464,0.33046236637340454,0.3092885605280373,0.30778285346301504,0.30617744668979696,0.3023894792321569,0.2606453311140898,0.2598817515102401,0.2532353366993119,0.23829992099198802,0.23594401462489126,0.23548087282094082,0.23459477189461006,0.22352834013271677,0.21079812997232716,0.20350078147811584,0.2015113618004728],"twin_dists":[0.13547030328126308,0.15680629526112033,0.1586494449011111,0.17089596882808208,0.17272917407111,0.17581123520158531,0.1855908994145852,0.18852483299269726,0.1893414925527096,0.1932698630245231,0.19896505133952322,0.19937834237624466,0.19982028352160247,0.20086838690513273,0.2129778989336649,0.2132101286216204,0.21524995203992373,0.21996193041651022,0.2207225014612033,0.2208726029673473,0.22116032228309154,0.22481548140900323,0.22917267491671856,0.23175121967319817,0.23246513893665222],"n_dims_used":43,"mean_confidence":0.9135264019633449},"coverage":{"mean_confidence":0.9135264019633449,"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}}