{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001188","491:4910001321","491:4910001561","491:4910001621","491:4910001192","491:4910001194","491:4910001001","491:4910001624","491:4910001182","491:4910001860","491:4910001183","491:4910001257","491:4910001501","491:4910001317","491:4910001187","491:4910001264","491:4910001052","491:4910001126","491:4910001123","491:4910001190","491:4910001330","491:4910001128","491:4910001863","491:4910001130","491:4910001196"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5020377131731714,0.4753700672263856,0.42669476218244123,0.41661018276105927,0.33654265896191,0.24758397035270638,0.24432573526597703,0.23231143407442867,0.2193592653195496,0.21501352722517914,0.18679093569857658,0.16682597360168172,0.15788889757745278,0.15538486607759774,0.15480279435928687,0.14304498841634633,0.14146467591612788,0.13963443619453395,0.12501796503594262,0.12500355283450934,0.12448147470426237,0.11094831439851557,0.10743935813718035,0.1035615070415294,0.09070337644666401],"twin_dists":[0.1524662356832938,0.1583895585550211,0.16950350811304335,0.1718671157502443,0.1916720724293734,0.21701132847017254,0.2180385686289327,0.22190502662036746,0.22622364288468513,0.22771070825211415,0.23790547961881095,0.24578924868130936,0.2495391293155345,0.2506173974118373,0.25086986188373905,0.2561259300816387,0.25685648962837154,0.2577102198155237,0.2648483028414381,0.2648556450617236,0.2651220496740575,0.27234595275443324,0.2743291485910689,0.27658018928465633,0.2845502711499735],"n_dims_used":45,"mean_confidence":0.8970101250542535},"coverage":{"mean_confidence":0.8970101250542535,"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}}