{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001897","491:4910001898","492:4920004497","491:4910001724","491:4910001547","491:4910001240","491:4910001437","491:4910001612","491:4910001610","491:4910003367","491:4910003240","491:4910003139","492:4920002804","492:4920004544","491:4910001110","491:4910002598","491:4910001996","491:4910001843","491:4910001788","491:4910002298","491:4910002550","491:4910001425","491:4910002047","492:4920005934","491:4910001432"],"twin_admin_codes":[491,491,492,491,491,491,491,491,491,491,491,491,492,492,491,491,491,491,491,491,491,491,491,492,491],"twin_sims":[0.3218986278175558,0.30976551800325497,0.19081363933375362,0.15493129716590104,0.132328086041619,0.1309205187772139,0.11786289327023025,0.09398369421087395,0.09041440768678079,0.08638134972453652,0.0846621157621999,0.08447466769121224,0.08188292248862239,0.08099560407248478,0.07989128821629286,0.07595274684829156,0.07356173785734861,0.07278035834387434,0.06994206281378366,0.06622831560170558,0.06497497181899231,0.06042633459236015,0.05999081598833991,0.058411421181815804,0.056892791376334455],"twin_dists":[0.195547906154302,0.1988343756841718,0.23638997963020397,0.2508140661331889,0.26120409966120556,0.2618937547791548,0.2685754941336198,0.2824364907689222,0.2847393594148652,0.28742978648407236,0.2886071226721794,0.2887366365461528,0.29055130803623364,0.29118314184401944,0.2919772855598496,0.29488338446653245,0.29670736950929966,0.29731383014274754,0.29956208891654346,0.30261854601567795,0.3036816082987603,0.30768635290142426,0.30808264017547343,0.309539913766803,0.3109720666160514],"n_dims_used":45,"mean_confidence":0.8977059258355035},"coverage":{"mean_confidence":0.8977059258355035,"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}}