{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004054","491:4910002161","490:4900003630","490:4900004470","491:4910001965","490:4900002967","490:4900003775","490:4900002370","490:4900004195","490:4900002965","490:4900003780","490:4900003776","490:4900002669","491:4910001505","490:4900006670","490:4900002521","490:4900002966","490:4900003773","490:4900004740","490:4900002066","491:4910002258","490:4900003772","491:4910001203","490:4900003241","490:4900003635"],"twin_admin_codes":[490,491,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,491,490,490],"twin_sims":[0.4408924202923064,0.427415755570793,0.36012398298926285,0.3038950431520923,0.19421505452448032,0.19080592738460428,0.17178146461913887,0.15510854382445677,0.1455574623572298,0.12973815706565722,0.12155700735535563,0.12127686221324314,0.1195840347491811,0.11425055754802128,0.11335833474355615,0.11177922164120555,0.10883909540790754,0.10618976706031662,0.10263556716133711,0.09827347968659385,0.08878984840732528,0.08738001101864853,0.071440246503141,0.0672848418693503,0.06596593051151928],"twin_dists":[0.1662144199997162,0.1693354220530971,0.1856166708326629,0.20045090153625345,0.23512585687506543,0.2363928635255673,0.24377217528146594,0.2507371614151229,0.2549766864591051,0.2624774014872593,0.2666302620108743,0.2667761849106542,0.26766346872174274,0.2705233738138161,0.27101176448567554,0.27188345852113566,0.27353211537052874,0.27504752138661387,0.27712736956986084,0.2797582723274,0.28581140322613485,0.2867544406640147,0.298366326937576,0.3017350962955533,0.3028397284510275],"n_dims_used":45,"mean_confidence":0.8974817911783854},"coverage":{"mean_confidence":0.8974817911783854,"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}}