{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001401","491:4910001511","491:4910001861","490:4900002221","490:4900002068","491:4910001964","490:4900002371","490:4900002222","491:4910001804","491:4910001864","491:4910001562","490:4900002670","490:4900002520","490:4900002821","490:4900002674","490:4900002673","491:4910001689","490:4900002521","490:4900002820","490:4900003776","490:4900007288","490:4900007283","491:4910001337","490:4900006320","490:4900006430"],"twin_admin_codes":[491,491,491,490,490,491,490,490,491,491,491,490,490,490,490,490,491,490,490,490,490,490,491,490,490],"twin_sims":[0.49415656192551355,0.45917368963265676,0.3337991207881208,0.3100383023639917,0.2785189599590449,0.2567492646549996,0.227832472684394,0.20753580281869974,0.17248892892666293,0.17138191752255189,0.16736198503004943,0.16090843059128587,0.16002616106859793,0.14921609520273674,0.14729799593319814,0.13558287769114352,0.13295637580899236,0.12858351149154443,0.12851276152457003,0.1206802806546505,0.11644468791939731,0.11351341390118605,0.11129929699396614,0.11128437714486049,0.1037459994509016],"twin_dists":[0.15420678683668224,0.1620390980989327,0.1923910613639429,0.19875969074423852,0.2076586358081859,0.21416734508550436,0.22337994167591219,0.23031777754990826,0.24348762922811826,0.2439332462744294,0.24556901027907108,0.24825533420137122,0.24862861749626616,0.2533291493847282,0.2541891282871039,0.2596302540201112,0.26089804345329765,0.26305125630250387,0.26308654524542513,0.2670877934295232,0.26933469377857105,0.27092666423913375,0.27215026589846164,0.27215857460500065,0.2764716203802946],"n_dims_used":45,"mean_confidence":0.8961803860134548},"coverage":{"mean_confidence":0.8961803860134548,"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}}