{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010806","490:4900008513","490:4900011680","490:4900012082","490:4900011054","490:4900010548","490:4900009597","490:4900010007","490:4900011744","490:4900010895","490:4900008734","490:4900010719","490:4900011615","490:4900011812","490:4900011811","490:4900010807","490:4900010206","490:4900011130","490:4900009796","490:4900011420","490:4900011210","490:4900009692","490:4900008960","490:4900008289","490:4900007961"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5207142920737953,0.49526375292612573,0.49203929939629526,0.49020578276698973,0.4698127142323142,0.3854262390735281,0.3784713379780254,0.3684929351213852,0.36021788763568313,0.3546820986207452,0.3432848158880702,0.33732739856902366,0.31813706139385955,0.3163342864851441,0.3035199535275443,0.2997261695195571,0.2975307888887322,0.29380949669097367,0.2893542981088911,0.2808979606654919,0.2716142917017779,0.26901531433348325,0.2628384265752408,0.26071988911507127,0.26044510885437366],"twin_dists":[0.1483703072202696,0.15396178957135767,0.1546757368470215,0.15508232111022294,0.15963694653133204,0.17934020314661792,0.1810447496734052,0.18351717630366457,0.18559297691617122,0.18699521422700782,0.18991849707200806,0.19146700303625713,0.19655918873604178,0.19704624289902115,0.20055479942747512,0.20160988465095203,0.20222400782303196,0.20327109804833762,0.20453507411811836,0.20696662397990392,0.20968776053342822,0.21045975094525918,0.21231327162358996,0.21295524631322274,0.21303875170819364],"n_dims_used":45,"mean_confidence":0.9169336107042101},"coverage":{"mean_confidence":0.9169336107042101,"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}}