{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006408","490:4900006038","490:4900007511","490:4900005669","490:4900007512","490:4900004182","490:4900006295","490:4900005132","490:4900002654","490:4900006646","490:4900001316","490:4900006039","490:4900007386","490:4900007514","490:4900008642","490:4900006644","490:4900006409","490:4900008644","490:4900006643","490:4900006037","490:4900001219","490:4900003894","466:4660000352","490:4900006164","490:4900001847"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.702672262178429,0.5832279881851609,0.5729884147233584,0.5572178462988399,0.470574085547652,0.4291940570016275,0.37400403877676963,0.3736949885607051,0.35929541552831834,0.35311337046134206,0.3269463520227807,0.3234032427654985,0.3232106639957957,0.31225948253816443,0.31149339628574046,0.30111813475266425,0.29917340687888855,0.2961971727883152,0.29389188618741235,0.2813242709297706,0.26748108904776313,0.26230789345092315,0.2525428221640793,0.24895719084886198,0.24424415954453843],"twin_dists":[0.10910457149389477,0.13486664896965067,0.13706402096424128,0.14045660214624212,0.15946576091298054,0.16892134215253501,0.18214763105337872,0.18222416695249855,0.1858258709688636,0.18739462911640534,0.19420115910642352,0.19514524928195912,0.1951967277727469,0.19815295423838944,0.19836193846300315,0.20122186724764116,0.2017642623003372,0.20259836592292993,0.2032478309594203,0.20684299366903916,0.210917639680442,0.21247373236262226,0.2154644323363156,0.21658098795582162,0.21806440032159388],"n_dims_used":45,"mean_confidence":0.9163912455240886},"coverage":{"mean_confidence":0.9163912455240886,"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}}