{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002103","491:4910001841","491:4910001094","491:4910001989","491:4910002105","491:4910002009","491:4910001040","491:4910001482","491:4910001600","491:4910001484","491:4910002300","491:4910001885","491:4910001902","491:4910001093","491:4910002232","491:4910001657","491:4910001775","491:4910001599","491:4910001939","491:4910002357","491:4910001100","491:4910001903","491:4910002474","491:4910003117","491:4910001604"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4087201153705388,0.3718198458370431,0.36954629151237867,0.3630332923420236,0.358511509075801,0.3569669558742712,0.3534135559912524,0.32135135160838574,0.31897066278161684,0.31652241856726915,0.3154878207298702,0.2968279767309231,0.29522715256596177,0.2893345198445421,0.2891671137845607,0.2847130069216714,0.28303133478847253,0.2780585774476222,0.2697167192295703,0.2696217829581962,0.2661296240892865,0.26398359683121825,0.254516065761775,0.23959278029787215,0.23821556946003483],"twin_dists":[0.1737334926056876,0.18268921395580034,0.18325462878068147,0.18488405194603535,0.18602402220721395,0.18641509659423855,0.18731812756065133,0.19569462588313638,0.19633450148246548,0.1969953422740069,0.19727547309389964,0.20242117022940448,0.20287128338667657,0.20454071110465738,0.2045884325802736,0.20586426238713276,0.2063490766917786,0.20779296811893813,0.21025095581876146,0.21027919689825308,0.2113223362410117,0.2119676021323828,0.21485427483874933,0.2195466300898375,0.21998907725897335],"n_dims_used":45,"mean_confidence":0.8986240810818142},"coverage":{"mean_confidence":0.8986240810818142,"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}}