{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002754","473:4730002753","473:4730001411","500:5000002825","500:5000001486","478:4780006699","499:4990000112","500:5000005981","500:5000007575","471:4710000644","500:5000002485","473:4730004048","473:4730002249","478:4780007186","473:4730002092","473:4730005153","500:5000005825","475:4750005864","478:4780006360","500:5000005337","500:5000008807","500:5000003060","484:4840000902","498:4980000613","468:4680008522"],"twin_admin_codes":[473,473,473,500,500,478,499,500,500,471,500,473,473,478,473,473,500,475,478,500,500,500,484,498,468],"twin_sims":[0.18887867583957366,0.16481668237635955,0.12447605876316793,0.09505712456919473,0.08812848891398714,0.08485762594693075,0.08394839887441205,0.05134949697148842,0.04366387567041076,0.039197221996512384,0.031009471959960084,0.029385322567275746,0.02892047544941175,0.02668008382398893,0.026075106258632363,0.024442166166886665,0.02315324977960033,0.022843161415388512,0.021660206606503873,0.021427886580783623,0.02026241339920415,0.01853518001487614,0.01772740303107417,0.01710414397812871,0.016089879454507457],"twin_dists":[0.23711613043725155,0.24661940489704529,0.26512481775147156,0.28175744003129544,0.2862522930361595,0.28847228184586493,0.2891014820310607,0.316483641213739,0.3250099203539717,0.33056307048607736,0.3423104487718629,0.34495113503584135,0.34572995615140434,0.34964170253192295,0.350746447444579,0.3538428209739509,0.3564159224425644,0.3570534521833199,0.35955669122410344,0.36006221164161434,0.36267262409920564,0.36679299446953884,0.3688363935807893,0.3704695420918389,0.3732424118704049],"n_dims_used":45,"mean_confidence":0.9197478400336372},"coverage":{"mean_confidence":0.9197478400336372,"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}}