{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012364","490:4900012584","490:4900012296","490:4900012294","490:4900012435","490:4900012363","490:4900012293","490:4900012510","490:4900012366","490:4900012365","490:4900012507","490:4900012581","490:4900012438","490:4900012509","490:4900012436","490:4900012292","490:4900012225","490:4900011624","490:4900010392","490:4900011755","490:4900012433","490:4900005954","490:4900005164","490:4900012434","497:4970000777"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497],"twin_sims":[0.6514541055190347,0.5473980206839671,0.5186668625750861,0.5038913068189841,0.45691755973022946,0.42771375600819317,0.39641552676791875,0.2852991262295449,0.28033119149675834,0.20959178099530074,0.16740466445449173,0.14853731015256427,0.13951396808055957,0.12735127268457772,0.11100439322174951,0.10749185907312134,0.0934903125728709,0.07923462306413256,0.07752315969659317,0.07612116721598211,0.06815454525984568,0.06767356350367253,0.06766029255852243,0.06739565765182318,0.06456386694344676],"twin_dists":[0.12023717036105401,0.14257581917975412,0.14881751706022467,0.15205797877883,0.16255101402694516,0.16926598297408071,0.17667630987925997,0.2056956937978284,0.20713116376151083,0.22959469879741481,0.24555149584994054,0.25363254466616236,0.2577667051159601,0.2636679896315658,0.27231465449607045,0.2742991087889648,0.28275065615246475,0.2924536945907933,0.29371043101085814,0.2947566599105612,0.30101630699145804,0.301412897605224,0.30142387257539394,0.30164309052331884,0.3040339478655248],"n_dims_used":44,"mean_confidence":0.8887365514581854},"coverage":{"mean_confidence":0.8887365514581854,"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}}