{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003904","489:4890003903","489:4890003839","489:4890004193","489:4890004240","489:4890003657","489:4890003710","489:4890003843","489:4890003659","489:4890004244","489:4890004675","489:4890003784","489:4890003658","489:4890004445","489:4890004021","489:4890004304","489:4890004211","489:4890003966","489:4890003647","489:4890004768","489:4890004412","489:4890003642","489:4890003845","489:4890003648","479:4790002989"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.9239066578080525,0.8744606293317315,0.8724384118343139,0.8678404929918614,0.8515548360543567,0.8085207725890101,0.8060099064237706,0.7899962106614375,0.7840931903618333,0.777260957059797,0.7389716395856796,0.7255578921328715,0.7088161116030333,0.6916600253511612,0.6894423664637743,0.6851413451501145,0.6712909671213321,0.6621361570675742,0.6561857850200622,0.650579317897367,0.6440940011341818,0.6415649009389222,0.6325907336293654,0.6273135905217562,0.6245504165966329],"twin_dists":[0.05167119182337484,0.06727147579223518,0.06784949885355804,0.06915065697989192,0.07362666622990098,0.08467754971987036,0.08529486475226744,0.08917510480798381,0.09058266485338837,0.0921979219396921,0.10101793168540177,0.10403172027038135,0.10775030387649702,0.11151987845091434,0.11200455490524226,0.1129430416541458,0.11595291456150235,0.11793348183076481,0.11921760932881632,0.12042552636425295,0.12182069051333211,0.1223642282228596,0.12429085009590977,0.12542254585313864,0.1260148293386694],"n_dims_used":45,"mean_confidence":0.9198075188530817},"coverage":{"mean_confidence":0.9198075188530817,"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}}