{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005119","489:4890005156","489:4890005157","489:4890005199","489:4890005345","477:4770002345","489:4890005257","489:4890005285","477:4770003380","489:4890005194","489:4890005265","489:4890005224","489:4890005236","489:4890005118","489:4890005120","489:4890005226","489:4890005161","489:4890004813","489:4890005232","477:4770002146","489:4890005288","489:4890005052","477:4770002209","477:4770003246","477:4770003321"],"twin_admin_codes":[489,489,489,489,489,477,489,489,477,489,489,489,489,489,489,489,489,489,489,477,489,489,477,477,477],"twin_sims":[0.9008304652674237,0.8295616506020794,0.791704742986861,0.7881599307501447,0.7805786010253716,0.764464615929699,0.7628074350941216,0.7313242267858868,0.697484457718247,0.6710906054581587,0.6647618765958598,0.663608413878084,0.6606076365692324,0.6575919438288746,0.6497475164243027,0.6300403549172645,0.6263846286629716,0.6026815828400379,0.6020668099330665,0.5987626038866696,0.5797540873374083,0.5766727525154408,0.567584385459595,0.5628518168197704,0.5596111559062232],"twin_dists":[0.05935653451149142,0.07939524937641586,0.0887655316029873,0.08961419654619202,0.09141537343653272,0.09518648850216016,0.09557026769343417,0.10274022216257264,0.11024424727697703,0.11599633091743196,0.11736607059281734,0.11761539144294399,0.11826356922595084,0.11891435806060244,0.1206045884320336,0.12483788199593092,0.12562168763429354,0.1306986889767582,0.1308303345298091,0.13153792713588583,0.1356117596184218,0.13627297753416778,0.13822524585376014,0.13924324499821422,0.1399409624879327],"n_dims_used":45,"mean_confidence":0.9208165486653646},"coverage":{"mean_confidence":0.9208165486653646,"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}}