{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010248","490:4900010432","490:4900008223","490:4900011898","490:4900011447","490:4900010317","490:4900010597","490:4900009954","490:4900010907","490:4900008023","490:4900009537","490:4900008350","490:4900009652","490:4900008234","490:4900009336","490:4900011013","490:4900008456","490:4900009127","490:4900010518","490:4900009956","490:4900008568","490:4900010040","490:4900008817","490:4900011064","490:4900007904"],"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":[0.014153798738292466,0.003093320889793058,0.0027390422934165633,0.002704113937199215,0.0017470504744050536,0.0006574137698592637,0.0005347377155496176,0.0004194451631892022,0.0003007902167112857,0.00022507727098356552,0.00017079342085734507,0.00010474214451738108,0.0000836797590532902,0.00003367465929960196,0.00002440793579017006,0.000023446516735474643,0.00002146500516596889,0.000015141947455192162,0.000008842652339230625,0.000008190680420490089,0.000006810593373748748,0.000004790853997259601,0.000004612682208854125,0.000004236879474636862,0.0000037571944340620453],"twin_dists":[0.37899201199258814,0.44151633923732647,0.4461390704434264,0.4466240291504834,0.46282815310468883,0.4971732761786874,0.5041316807117647,0.5121923686384394,0.5230281994585895,0.5322974201595662,0.540972243129331,0.5560087130707756,0.562778192180863,0.5894288884078774,0.5985678906731241,0.5996992559508199,0.6021776398275634,0.6118740289074495,0.6265262564738344,0.6285848329325491,0.633516814503251,0.642814476814995,0.6438081789115201,0.6460308316464274,0.6491603958217127],"n_dims_used":45,"mean_confidence":0.8979120042588976},"coverage":{"mean_confidence":0.8979120042588976,"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}}