{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004697","489:4890004975","479:4790003495","479:4790003844","489:4890004338","479:4790004103","489:4890005440","479:4790002735","489:4890004542","489:4890004632","489:4890004976","479:4790002729","489:4890004714","479:4790003327","479:4790003240","472:4720000034","479:4790004181","489:4890005270","489:4890004698","489:4890003650","479:4790002754","489:4890004390","489:4890004394","479:4790002482","489:4890004317"],"twin_admin_codes":[489,489,479,479,489,479,489,479,489,489,489,479,489,479,479,472,479,489,489,489,479,489,489,479,489],"twin_sims":[0.7741679054759698,0.771163418274079,0.7347937936288222,0.6998037715695133,0.6844190658455437,0.6844065197485675,0.6839226502628414,0.6383642744341568,0.6333603186703709,0.6092228889578476,0.609016589123747,0.6089186094090555,0.6064258809549448,0.6060753771091082,0.6035440661331027,0.6033085757246632,0.5979283463107024,0.5956884409058268,0.591225088053142,0.5909154088974828,0.5880546671073507,0.5868490285720275,0.5864067712520032,0.5844116022652914,0.5833481806318577],"twin_dists":[0.09292453708302464,0.09362770090485514,0.10196021957852057,0.10973515138456008,0.1131004543243566,0.11310318813616801,0.11320861181147801,0.12305170004330805,0.12412574258137532,0.1292980049982854,0.1293421801342548,0.12936316055912858,0.12989692324517868,0.1299719755405812,0.1305140022789827,0.1305644284129221,0.1317165964884987,0.1321963434890989,0.1331525124743997,0.13321886584889625,0.13383190833342987,0.13409032108382948,0.13418512125132237,0.1346128537685518,0.1348408751551474],"n_dims_used":45,"mean_confidence":0.9205936008029514},"coverage":{"mean_confidence":0.9205936008029514,"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}}