{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002053","479:4790001415","479:4790001802","479:4790002473","479:4790001487","479:4790002054","479:4790000700","479:4790002128","470:4700008583","479:4790000252","489:4890003480","470:4700007276","479:4790001865","479:4790000139","489:4890003420","479:4790000176","470:4700008301","479:4790001486","479:4790000026","479:4790000982","489:4890003820","479:4790001053","470:4700007077","470:4700006731","470:4700007078"],"twin_admin_codes":[479,479,479,479,479,479,479,479,470,479,489,470,479,479,489,479,470,479,479,479,489,479,470,470,470],"twin_sims":[0.8765923996902825,0.744382752461032,0.7371540736934694,0.6831976571308798,0.6097096216223716,0.5756296105023228,0.5728210150267092,0.5455536468001907,0.5435360217365565,0.5347293269881982,0.5315845979518334,0.5309307636914246,0.5105959829597502,0.5081093267400367,0.5071092832447065,0.4989584428426773,0.48887999783890174,0.48874496940624046,0.4780179431226808,0.4758488485440755,0.46582649025638484,0.4654234470270563,0.46462979678394606,0.45698535356016007,0.45364504716090026],"twin_dists":[0.06665817676380369,0.09979228448411087,0.10142829170550664,0.11336652653651119,0.12919378002480678,0.13649689521419975,0.13709997432901183,0.14297454410547997,0.14341099352877024,0.1453195800902248,0.14600260027927928,0.1461447147477026,0.15058459740226746,0.1511304542316102,0.15135017422461902,0.15314536835021225,0.15537659798971956,0.15540658292537202,0.15779691515347036,0.1582823190154026,0.16053474872393605,0.16062567116081344,0.16080479034352338,0.16253561835386157,0.1632951776140536],"n_dims_used":45,"mean_confidence":0.9206841362847222},"coverage":{"mean_confidence":0.9206841362847222,"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}}