{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008822","490:4900010954","490:4900004785","490:4900010536","490:4900008819","490:4900010623","490:4900007697","490:4900010863","490:4900009164","490:4900011022","490:4900010621","490:4900010274","490:4900010190","490:4900010265","490:4900004925","490:4900003423","490:4900010779","490:4900008707","490:4900008931","490:4900010876","494:4940008944","490:4900010175","490:4900010450","490:4900004935","490:4900005346"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.26939955201993715,0.23800426930240004,0.23410901942030102,0.20672661669918668,0.16555000592882343,0.1456819262794614,0.14054856346981734,0.12582073081696207,0.11967946951479867,0.1182149134342387,0.09805524537799921,0.08731889461745343,0.06701616922583833,0.06360725860354424,0.06304578842657037,0.059419285827949496,0.05002067735856187,0.041348821857169794,0.04097656223372466,0.038852054956260755,0.03863845957446608,0.03799068690832751,0.03719087376696348,0.03562568394222364,0.03543348048982655],"twin_dists":[0.21034532890186294,0.22005710746552357,0.22131834955842014,0.2306037038957044,0.24631558365477813,0.2549201382605044,0.2572827821554125,0.2644403491181152,0.26761319285685314,0.26838813472155915,0.27989228013630596,0.2867955938989701,0.3019586777269047,0.3048609704374792,0.30535113370371664,0.3086062923731509,0.31787792614509947,0.32782498904094154,0.3282899782417616,0.3310140849283138,0.33129488128132734,0.33215456523893283,0.3332333290569128,0.33540263956170924,0.33567458221632285],"n_dims_used":45,"mean_confidence":0.9209030151367188},"coverage":{"mean_confidence":0.9209030151367188,"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}}