{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005221","470:4700001436","488:4880003150","488:4880005019","466:4660000548","488:4880002555","488:4880002216","488:4880001735","470:4700000303","493:4930001192","466:4660001095","470:4700000551","470:4700004417","481:4810002040","470:4700000650","466:4660000908","488:4880003767","466:4660000550","493:4930000244","466:4660000054","466:4660000804","470:4700001892","466:4660000552","488:4880002215","466:4660001102"],"twin_admin_codes":[488,470,488,488,466,488,488,488,470,493,466,470,470,481,470,466,488,466,493,466,466,470,466,488,466],"twin_sims":[0.3910593348275863,0.3654052765039002,0.3566883298104039,0.3136912593455924,0.3037465147804772,0.2884463098555024,0.27826809979582384,0.2781975246520206,0.27405186282401056,0.2700928616465333,0.2652704633614426,0.25884074006344315,0.24120896682831736,0.235744153103597,0.2284343464324919,0.22602998461285181,0.2238662720422292,0.22301057732211116,0.22023757364541832,0.2185625726891222,0.2172902889184804,0.21327224972612135,0.21213926791506496,0.20838340700823926,0.204810441571915],"twin_dists":[0.17797032090147694,0.18428894071167837,0.18648573609244143,0.19776315549719284,0.20049203422292883,0.2047940966719712,0.20773181603825697,0.20775241126487026,0.2089678410201842,0.21013912358039424,0.21158027730598797,0.2135274269814679,0.21902951196227777,0.2207872517357859,0.22318063857022494,0.22397890754203106,0.22470211104900398,0.2249894037003289,0.2259255037512972,0.22649477077862432,0.2269291295483254,0.22831223883928492,0.22870541703543665,0.23001909032926612,0.2312838478061032],"n_dims_used":45,"mean_confidence":0.9252415974934896},"coverage":{"mean_confidence":0.9252415974934896,"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}}