{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001173","490:4900003751","490:4900003353","490:4900005412","490:4900002189","490:4900002490","490:4900004036","490:4900001063","490:4900000478","490:4900004460","490:4900003890","490:4900001728","490:4900002344","490:4900000492","490:4900002760","490:4900004007","496:4960011459","480:4800005475","490:4900001207","490:4900001199","490:4900002029","490:4900001694","490:4900002033","490:4900002482","490:4900003333"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,480,490,490,490,490,490,490,490],"twin_sims":[0.5982338062227328,0.591681564034325,0.4897280226998465,0.428399262144661,0.4168796566673763,0.4018836444124535,0.3787258244500067,0.3780838957458615,0.37748469629890674,0.377342534892435,0.3758736764467691,0.3702362321748171,0.367116330784159,0.359409543462795,0.3579652668743939,0.34917188195543325,0.34842037422960553,0.3455779466824267,0.3434593911684009,0.3366661776249259,0.33251364068094286,0.32566144029926125,0.32019745712571474,0.31889793443510484,0.31400862334648355],"twin_dists":[0.13165117668628568,0.13305470876428693,0.15518833923420186,0.16910632404577153,0.17180364384658792,0.1753635211384071,0.18098211387388316,0.18114014864690872,0.18128778170737542,0.1813228247121389,0.1816852781312796,0.183082864001834,0.18386085842983568,0.18579704084413823,0.1861622293769367,0.188402269970224,0.1885950674565654,0.189326273343126,0.18987333750044058,0.19163977721159345,0.19272904778746508,0.19454287528725198,0.19600443344734095,0.19635409136769869,0.19767689088242932],"n_dims_used":45,"mean_confidence":0.9172397189670138},"coverage":{"mean_confidence":0.9172397189670138,"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}}