{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010301","490:4900009188","490:4900009893","490:4900008736","490:4900010891","490:4900008749","490:4900007859","490:4900010300","490:4900007858","490:4900009386","490:4900009071","490:4900010193","490:4900009296","490:4900009387","490:4900010200","490:4900009087","490:4900011281","490:4900008862","490:4900008737","490:4900009993","490:4900010974","490:4900008956","490:4900008969","490:4900008623","490:4900009495"],"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":[0.7885215594513155,0.5696400092888657,0.5652497559606082,0.5414115627158176,0.5255716215656141,0.4986558736569503,0.48801409425009734,0.46676128086328816,0.4640659250716217,0.456143853993966,0.4528168740060725,0.45069969284107203,0.438859391093213,0.432750593252039,0.4264203563942992,0.4053822235689701,0.40336275588968035,0.38698549993971904,0.3703180515998321,0.3688745002106776,0.3657654275861889,0.3460776161032154,0.3422598994783791,0.3338352834302218,0.32728446297896696],"twin_dists":[0.08952781336947599,0.13778338760600473,0.13872730463655136,0.14387086835094043,0.14731097016533495,0.15321216292034925,0.1555689273301879,0.1603239739645291,0.16093211535362215,0.16272677773310273,0.16348381391004418,0.1639666333989801,0.16668278211425658,0.16809529151039476,0.16956751145565074,0.1745278174388074,0.17500980958522433,0.17896007411170828,0.18306250513206362,0.18342202860559884,0.1841987523135809,0.18919750547967323,0.19018387212248516,0.19238156352146027,0.1941113636062681],"n_dims_used":45,"mean_confidence":0.9221159193250869},"coverage":{"mean_confidence":0.9221159193250869,"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}}