{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003218","490:4900004021","490:4900001837","490:4900003209","490:4900001840","490:4900004147","490:4900003199","490:4900004577","490:4900001839","490:4900002905","490:4900003208","496:4960011641","490:4900003084","490:4900003061","496:4960011896","490:4900003478","490:4900004156","490:4900001693","490:4900003464","490:4900002933","490:4900003223","490:4900002165","490:4900001892","490:4900002781","490:4900001866"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,496,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6470957393547403,0.5107175060425437,0.5067217469989016,0.49841017473892535,0.4848556330823123,0.4731631118135542,0.4552189912175966,0.4510036176718746,0.44648058427723164,0.4246934091399735,0.4186349012984239,0.3935540651637762,0.3905066222866181,0.3814321465596187,0.360984197818391,0.35992114345912635,0.35658888727930227,0.3525605582835977,0.35046660780069305,0.34099982204317725,0.3387986464587769,0.33344106048916194,0.330610559422958,0.32901492944887856,0.32560857984896147],"twin_dists":[0.12117519639122058,0.15055793892787517,0.15143535063702526,0.15326641131485294,0.1562713489252734,0.15888434199060175,0.16293702208043204,0.1638972721968507,0.1649313298564158,0.169970702686655,0.17139064208319352,0.17736659932086268,0.1781043195431188,0.18031727267185024,0.18539974000548884,0.1856678618450266,0.1865109544341654,0.18753560046143156,0.1880706210451008,0.1905107179052158,0.19108322679142645,0.19248513342374055,0.19323073066907903,0.1936525857513193,0.19455694925077854],"n_dims_used":45,"mean_confidence":0.9175420125325521},"coverage":{"mean_confidence":0.9175420125325521,"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}}