{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000912","480:4800000831","480:4800000748","480:4800000362","480:4800000953","480:4800001131","480:4800000747","480:4800000793","480:4800000954","480:4800000459","480:4800000828","480:4800000969","480:4800000829","480:4800000394","480:4800000789","480:4800000872","480:4800000711","480:4800000827","494:4940000158","480:4800000784","480:4800000834","480:4800000300","480:4800000882","480:4800001204","480:4800000836"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,480,480,480],"twin_sims":[0.2587047184623587,0.2167423567291613,0.19577676072510986,0.18810280488727607,0.18582448639250748,0.18318875928449282,0.18130108281264287,0.17435109304407342,0.16712663979903217,0.14562489123135833,0.14111508704049003,0.1282241468986504,0.12513028248811142,0.11983753218186846,0.11867131009855517,0.1177946339391238,0.11171623741536482,0.10314991577667577,0.09903855071961919,0.09742394930101167,0.09112843803217234,0.0842865549478253,0.08138529135074757,0.07750660489449221,0.07530977359086408],"twin_dists":[0.21356894543717445,0.22711672081761106,0.23455060896754776,0.2374087603889352,0.23827297946772463,0.23928211633675625,0.24001115802814685,0.24274262518930922,0.2456656471379664,0.25494604678275173,0.2570189197678589,0.26323065398932893,0.26479110532131367,0.26752999144281386,0.26814585691306747,0.2686118741270083,0.27191842324325405,0.27682294435880755,0.27929031257655884,0.2802812528683597,0.28427299462113376,0.2888668403339686,0.2909049777446615,0.2937226957455301,0.29536926995433055],"n_dims_used":43,"mean_confidence":0.9129225265148074},"coverage":{"mean_confidence":0.9129225265148074,"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}}