{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001453},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002028","490:4900001729","490:4900002343","490:4900002193","490:4900002025","490:4900002491","490:4900001202","490:4900001710","490:4900001722","490:4900004323","490:4900002035","490:4900002495","490:4900001199","490:4900001571","490:4900000946","490:4900001201","490:4900004185","490:4900001452","487:4870001961","490:4900001707","490:4900001708","490:4900002032","470:4700002614","490:4900001051","490:4900002333"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,470,490,490],"twin_sims":[0.8022533252204068,0.7717058141619656,0.7458380677849304,0.7221753575999893,0.7152544046713528,0.710945197666189,0.6791979965121154,0.6290234390344818,0.6259014833159346,0.6217516937762384,0.6147073953611076,0.5862019831327523,0.585784114959601,0.5804983351094817,0.5558417034991492,0.5523649877191619,0.54230408703677,0.5375828055701847,0.5332767953916822,0.5113424387730824,0.5111376741824749,0.5081527296118769,0.5081507375436984,0.5078556610509602,0.49847540004101876],"twin_dists":[0.08621374348220998,0.0935009489438407,0.09946160481838617,0.10478662736896352,0.1063254101047168,0.10727977457234797,0.11423678897555414,0.12505594878979517,0.12572525152111855,0.12661456667770388,0.12812352237779784,0.13422902017986318,0.13431859856530828,0.1354520977569644,0.14075323721616814,0.1415031551554394,0.14367762640704285,0.14470051828402303,0.1456349604601552,0.15042087325050543,0.1504657792900337,0.15112092073636582,0.15112135829197856,0.15118617648112695,0.15325200934516325],"n_dims_used":45,"mean_confidence":0.9168894449869792},"coverage":{"mean_confidence":0.9168894449869792,"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}}