{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000564","480:4800000720","480:4800000475","480:4800000613","480:4800000509","480:4800000428","480:4800000310","480:4800000762","480:4800000396","480:4800000918","480:4800000431","480:4800000430","480:4800000477","480:4800000840","480:4800000843","480:4800000349","480:4800000380","480:4800000440","480:4800000607","480:4800000649","480:4800000408","480:4800000715","480:4800000340","480:4800000602","480:4800001048"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4263541071816382,0.39412575789823695,0.37506788878518094,0.35536045527713256,0.34619725580972627,0.32040685100561,0.31629457081452117,0.2791215467380784,0.27669934589155937,0.2737523299279726,0.2543023538874266,0.23992383899194683,0.23081972497442607,0.22459897139336393,0.22351540610615378,0.22093163113826916,0.2170009087919846,0.21362246370013496,0.21037547317706057,0.20987878983427505,0.20973310553657548,0.20786066643032358,0.20782515992193593,0.20614954106793304,0.2041772875057627],"twin_dists":[0.16958296619859017,0.17722850113250455,0.18188440719671584,0.18682278085332704,0.1891666881908567,0.19594816715765986,0.19705699047658623,0.2074830146524905,0.20819036326562354,0.20905609326317817,0.21492021240401107,0.21944051985426932,0.22239414481713937,0.22445669375170665,0.22481982282102767,0.22569047066458817,0.22702816266023582,0.22819099027032627,0.22932034815876787,0.2294941435385598,0.22954517320974932,0.23020320076780343,0.23021571768198915,0.2308080809872847,0.23150954180202807],"n_dims_used":43,"mean_confidence":0.9148752079453579},"coverage":{"mean_confidence":0.9148752079453579,"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}}