{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004337","490:4900003638","490:4900004476","490:4900003109","490:4900003110","490:4900002968","490:4900004477","490:4900004196","490:4900003106","490:4900002972","490:4900003642","490:4900003631","490:4900004334","490:4900003923","490:4900003108","491:4910001256","490:4900005165","490:4900006926","490:4900003781","491:4910001569","490:4900002375","490:4900004336","490:4900005952","490:4900003636","490:4900004604"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490],"twin_sims":[0.7553796479163954,0.7395354509749097,0.686639844986506,0.6774613314909382,0.6707524073802632,0.6536770192983,0.646737833692777,0.5389671278790763,0.5145070557499171,0.5143608311002099,0.5002259309902709,0.4845467136771893,0.47634481298321785,0.4535362277681013,0.3310166784760464,0.32794264872144024,0.3254901963851852,0.32392847191135876,0.32389120063302007,0.32330315460921216,0.3067611374664301,0.3060499050592508,0.301742257924327,0.2911186390478057,0.29008739749852164],"twin_dists":[0.097281940271494,0.10089050403556407,0.11261628915704322,0.11461418767782375,0.11606960758612173,0.11975834908378578,0.12125218317558728,0.14440042141872025,0.14972743040331404,0.14975944815739503,0.15286568341246565,0.1563401260325772,0.1581712678929493,0.16331995660414167,0.19312353875863542,0.19393670945616487,0.19458847314967773,0.1950049362872183,0.19501488899279731,0.19517200184971345,0.1996594491249438,0.19985545083121875,0.20104822970006764,0.20403314201095893,0.20432629601352148],"n_dims_used":44,"mean_confidence":0.8976251428777521},"coverage":{"mean_confidence":0.8976251428777521,"n_dims_used":44,"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}}