{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005625","490:4900006640","490:4900006639","490:4900006388","490:4900006270","490:4900006402","490:4900001274","490:4900001983","490:4900005100","490:4900004125","490:4900006281","490:4900006030","490:4900001143","490:4900005755","490:4900006152","490:4900001550","490:4900006267","490:4900007363","490:4900003315","490:4900007609","490:4900011555","490:4900004409","490:4900006990","490:4900012564","490:4900011882"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7434247172754403,0.514258629187478,0.4897298884664338,0.45362025057231903,0.3925733604004711,0.3872239028266131,0.381442129391437,0.3619317084577428,0.34847809248624373,0.33238320334766813,0.317875755271447,0.31147237990941645,0.31103036735385736,0.29233343129354455,0.28258914362876686,0.26227927625700354,0.25550207105077505,0.243072634965467,0.23558769495747472,0.2353567370487593,0.23215702341595357,0.2045911517729422,0.18928109339597682,0.18845451194121446,0.18833083228114578],"twin_dists":[0.10000972607372222,0.1497818279107969,0.15518792514804242,0.16330082379064426,0.17760371551195345,0.1789020183845716,0.18031482448765454,0.18516109918932208,0.18858025223627942,0.19276338297896062,0.19662968891213184,0.1983676757518034,0.1984883926490686,0.20368860072915085,0.2064768457645686,0.21248239346100684,0.21455051177280954,0.21843599022874272,0.22083796542785764,0.22091286744494215,0.22195556044459222,0.23136196164707387,0.23696468469713675,0.2372760048945575,0.23732266927022885],"n_dims_used":45,"mean_confidence":0.9127405802408854},"coverage":{"mean_confidence":0.9127405802408854,"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}}