{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002450","490:4900003314","490:4900004404","490:4900003037","490:4900001984","490:4900004127","490:4900003182","490:4900004538","490:4900003311","490:4900003701","490:4900003711","490:4900003323","490:4900001977","490:4900004400","490:4900002890","490:4900004262","490:4900003044","490:4900003986","490:4900001980","490:4900003581","490:4900004811","490:4900001282","490:4900002134","490:4900012493","490:4900002750"],"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":[0.47829771665850196,0.44131856633730626,0.42281985956893114,0.4209994593858106,0.39642802492701457,0.3834381554358666,0.3779749821413531,0.367489733850822,0.35104924124398773,0.3487758010789026,0.3424008295762658,0.3082162686674284,0.3063224956193418,0.2993754324811514,0.2917428477328553,0.2822445589529085,0.28187138285809016,0.28155357154385663,0.27753235077210797,0.27604092437710154,0.27525947624193237,0.2737705290813261,0.2732852800379117,0.2728365916384427,0.26884188112725943],"twin_dists":[0.1577343589117638,0.16611635293873375,0.17040889378820562,0.17083543433568296,0.17667329991306577,0.1798259367684135,0.1811669747338429,0.1837675712416868,0.1879215865291171,0.18850385636273004,0.19014735689267184,0.19925925834054922,0.19978029917027226,0.20170782047804883,0.20385599649810443,0.20657649568475392,0.2066844969330284,0.2067765432493447,0.20794667881324255,0.20838329292333227,0.20861263725410648,0.20905072950291986,0.20919381992388725,0.20932626833245005,0.2105114307188176],"n_dims_used":45,"mean_confidence":0.9193140665690104},"coverage":{"mean_confidence":0.9193140665690104,"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}}