{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003669","480:4800003746","494:4940001011","480:4800003817","480:4800003816","480:4800003972","493:4930004539","493:4930000731","490:4900001592","480:4800003822","493:4930001713","480:4800005225","490:4900002802","493:4930000546","493:4930000215","480:4800005212","480:4800004436","490:4900001606","494:4940000547","493:4930002500","480:4800005473","480:4800004885","480:4800004206","480:4800004621","494:4940005932"],"twin_admin_codes":[480,480,494,480,480,480,493,493,490,480,493,480,490,493,493,480,480,490,494,493,480,480,480,480,494],"twin_sims":[0.4821835921959153,0.4459629180312257,0.26938827720493863,0.24786653052060528,0.23394749777319684,0.2224591520691005,0.19990051128942987,0.1965329939179696,0.18947895138924867,0.18847055775838392,0.18357763506230615,0.18088982088765876,0.1786663094021272,0.17593035704509621,0.17139743713767155,0.1655311222247818,0.16393581029429133,0.16352760255943294,0.16056711438070378,0.15815436653199813,0.15466438927940965,0.1542927786463236,0.15354497658079833,0.15314652471747678,0.152956385210882],"twin_dists":[0.1568666983778763,0.16504993064353685,0.21034868498722786,0.2169226547894348,0.2213709441539888,0.2251749299114597,0.23304676552084827,0.23427319699903273,0.2368903054624644,0.23726995237472015,0.23913258759315006,0.24017070298643828,0.24103776993867224,0.24211524069993248,0.24392698477195318,0.24632339510503728,0.24698565091797645,0.24715585697782866,0.24839956635747903,0.24942554844731635,0.25092999512410596,0.251091644976183,0.2514178037626148,0.25159206690501884,0.25167534175083023],"n_dims_used":43,"mean_confidence":0.9193755748660065},"coverage":{"mean_confidence":0.9193755748660065,"n_dims_used":43,"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}}