{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008360","490:4900009032","490:4900009953","490:4900008578","490:4900008800","490:4900008581","490:4900008239","490:4900008130","490:4900008703","490:4900008803","490:4900008018","490:4900008473","490:4900008241","490:4900010679","490:4900010158","490:4900008021","490:4900008017","490:4900009242","490:4900009112","490:4900007903","490:4900008132","490:4900008674","490:4900008240","490:4900008024","490:4900007911"],"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":[0.26000041792603773,0.08349661534352663,0.0824167180382794,0.08107107500847859,0.06705183440136099,0.06630668968204792,0.06517445846607087,0.06365761304265724,0.06353266456095102,0.06025730896542875,0.05306769964384246,0.033917896547404895,0.03354311645954652,0.033507442477396454,0.030020832694967567,0.0295548540571883,0.027426144572642645,0.025069142733735138,0.02134766014937776,0.02077726270691558,0.019515689311165946,0.01862400301082044,0.017818674170676424,0.01662922790918363,0.015762538311042594],"twin_dists":[0.2131740101343362,0.28941614838892515,0.29017384284222486,0.2911291860940382,0.30192895622302063,0.30255261779324677,0.3035112932993373,0.30481718433481203,0.3049258864556976,0.30783987310855393,0.3147245976762066,0.33786405337598735,0.3384183059807827,0.33847133810740704,0.3439033123065936,0.34466972638992704,0.3483086796908188,0.35263339230984386,0.3602378893357955,0.36150376458535977,0.3644147846624902,0.36657308346949063,0.36860147087287004,0.3717493991154302,0.3741701401136524],"n_dims_used":45,"mean_confidence":0.9034177992078993},"coverage":{"mean_confidence":0.9034177992078993,"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}}