{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009270","490:4900010274","490:4900010175","490:4900004925","490:4900010351","490:4900010954","490:4900005479","490:4900008822","490:4900010536","490:4900010265","490:4900009164","490:4900011022","490:4900010450","490:4900010876","490:4900005478","490:4900010779","490:4900008931","490:4900010357","490:4900009678","490:4900009577","490:4900010451","490:4900004935","490:4900010623","490:4900009374","490:4900004785"],"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":[0.19121897582738928,0.1683614105309721,0.15984400097184032,0.15150908011409933,0.14054856346981734,0.13616228087977386,0.13170142725733977,0.13125296877686332,0.1203379009772903,0.1128564746182086,0.1123984337419172,0.11119426152897453,0.10856603092900209,0.10726511660500183,0.10684114188867554,0.10246196508152051,0.09081227852635261,0.09036911002831234,0.08973157315362039,0.08848166557286163,0.08510603197990003,0.08133052331759637,0.07479088156172659,0.07176351210654947,0.07119005013990659],"twin_dists":[0.23623851779757044,0.24515971540551,0.24870587464360983,0.2523117175010962,0.2572827821554125,0.25935306628683236,0.26151045296238296,0.2617303646414179,0.26726715785492705,0.2712877782979386,0.2715405193427737,0.2722087773394811,0.27368697638504036,0.2744289271988424,0.27467224085220476,0.2772303873405397,0.28447913422101867,0.284769043555233,0.2851880852682615,0.2860165252296266,0.2883013162633148,0.2909440074074072,0.2957638349408881,0.2981109865161936,0.2985645952269],"n_dims_used":44,"mean_confidence":0.9401245984164152},"coverage":{"mean_confidence":0.9401245984164152,"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}}