{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001291","490:4900001878","493:4930004690","490:4900004448","468:4680002057","480:4800004610","493:4930004975","480:4800003478","494:4940008117","493:4930000350","480:4800004036","480:4800003806","494:4940005079","468:4680005508","494:4940005587","466:4660003740","480:4800003676","494:4940005216","480:4800005315","490:4900003079","490:4900000509","494:4940005598","480:4800004879","480:4800005047","494:4940005214"],"twin_admin_codes":[493,490,493,490,468,480,493,480,494,493,480,480,494,468,494,466,480,494,480,490,490,494,480,480,494],"twin_sims":[0.20800417725018522,0.121829189107952,0.11754717136216133,0.11274952138268564,0.10157701229750125,0.0944151405186265,0.08763967199068665,0.0792232141646855,0.07671884586465008,0.07510203497173615,0.07500965327573414,0.07414559229651264,0.06856967157773664,0.06510455418889328,0.06481609420336211,0.06462730974927633,0.06244651903547349,0.0618200869793916,0.06120396701632768,0.05949627700562261,0.058224918746059534,0.0578655826615492,0.05693977951592885,0.05368750331749407,0.05337615957752166],"twin_dists":[0.23015262453288735,0.26648873257659966,0.2687438991874377,0.27134672284060124,0.2777576581635697,0.28216282741963805,0.28657985046093565,0.2924619996826155,0.2943087640583134,0.29552697008036327,0.29559721265693045,0.29625760680303415,0.3006758443261834,0.3035709266898871,0.30381755858547504,0.30397945444187857,0.3058782564378815,0.3064337232840537,0.30698456882546993,0.30853551001183466,0.30971413048455393,0.31005109642756473,0.3109272840153894,0.3141016565651736,0.3144138264237526],"n_dims_used":43,"mean_confidence":0.9155956534452216},"coverage":{"mean_confidence":0.9155956534452216,"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}}