{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010578","490:4900008325","490:4900010987","490:4900010908","490:4900010994","490:4900009940","490:4900011498","490:4900011889","490:4900010992","490:4900010993","490:4900010479","490:4900009721","490:4900011292","490:4900011432","490:4900011900","490:4900011149","490:4900011067","490:4900010751","490:4900011499","490:4900010134","490:4900010216","490:4900011887","490:4900011158","490:4900011581","490:4900011757"],"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":[0.48353956555931193,0.4167411587726146,0.32404045461554615,0.3023782929470378,0.2649601046185541,0.2618254107206708,0.24834026514143187,0.24452909170878562,0.23684350263418869,0.2004465911206465,0.19668247524897256,0.1662955535822216,0.16601330271228515,0.15659991700668666,0.15218551293766752,0.14024825051381815,0.1370659370665225,0.13424267116966693,0.13422221524978536,0.13389084929160225,0.1285418858082358,0.12832403957948416,0.12657457487554194,0.12048057401590344,0.11754743097435788],"twin_dists":[0.15656444975691555,0.17183626345295483,0.1949750369092102,0.2008714933237668,0.21167358254475868,0.21261983676025903,0.21677413168167828,0.2179741981809893,0.2204315320535535,0.23284923308483546,0.23421844976099276,0.24600769233694622,0.24612413703172395,0.2500926084653253,0.25201373886697725,0.25742297657107194,0.25892251370536357,0.2602748325659177,0.2602847082865768,0.2604448430394988,0.26307201674347785,0.2631807486357333,0.26405905094941484,0.2671923675986049,0.2687437605688022],"n_dims_used":45,"mean_confidence":0.8873501247829861},"coverage":{"mean_confidence":0.8873501247829861,"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}}