{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010335","490:4900009230","490:4900008129","490:4900008922","490:4900009351","490:4900009849","490:4900009650","490:4900009856","490:4900009764","490:4900009239","490:4900008351","490:4900010147","490:4900009343","490:4900009434","490:4900008015","490:4900010250","490:4900008022","490:4900010157","490:4900008126","490:4900009231","490:4900008020","490:4900010153","490:4900010154","490:4900008232","490:4900009729"],"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":[0.1400104721683446,0.13074812669868774,0.10602862784536007,0.09823153394120393,0.0896881626308987,0.089203026840314,0.08215850422233298,0.07191473298531782,0.07100375822405498,0.07061722471805129,0.0704013275748255,0.06286651979300899,0.059563369284550687,0.05683524671631666,0.05611587277110469,0.055411478023203876,0.05520466254482864,0.05399610741382296,0.0534259775736657,0.050093986659468,0.04854508869356135,0.047767730817291694,0.04519851060286411,0.044868295892371,0.04399398960393843],"twin_dists":[0.25753413691671406,0.26197860400453565,0.27514063533601185,0.2797840111727358,0.28521670393065174,0.2855372822581393,0.290356189737614,0.2979918602881443,0.2987125896429619,0.2990206677827439,0.2991933398500606,0.30550838808415914,0.3084738896981021,0.3110269518478311,0.31171698223176836,0.312399764674882,0.3126015974831354,0.313793711201061,0.31436377493913675,0.3178002063095163,0.31946284720837104,0.3203140351793671,0.32321223324746506,0.32359467617254184,0.3246187936309266],"n_dims_used":45,"mean_confidence":0.9008371988932292},"coverage":{"mean_confidence":0.9008371988932292,"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}}