{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000795","500:5000000919","500:5000000667","500:5000002151","500:5000002150","500:5000000918","500:5000000913","500:5000000739","500:5000002407","500:5000000966","500:5000001914","500:5000001527","500:5000001915","500:5000001454","500:5000001361","500:5000002149","500:5000001403","500:5000000727","500:5000000730","500:5000001590","500:5000001082","500:5000001455","500:5000001370","500:5000001737","500:5000001471"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7876885130630759,0.7847413414861406,0.7822101642068523,0.759626430303616,0.7507841538280761,0.7024307496198202,0.6794566562124533,0.6693643035526049,0.6400057324703168,0.6294669037870628,0.6213627232096518,0.6198429828223133,0.6075163781613788,0.6037411450641561,0.5878247659522206,0.5871239959750444,0.5833040878682578,0.5778099784628684,0.5681512745435509,0.5672835496995471,0.5565924386093294,0.5507641579008165,0.5441930897219726,0.5412156149538591,0.537663844404712],"twin_dists":[0.08972673985750625,0.09042867182085026,0.09102929078189526,0.09630497651974722,0.09833429978169854,0.10915770403212732,0.11418055506300621,0.11637026819541517,0.12269917818117183,0.12496085597110437,0.12669790730357033,0.12702350132994147,0.12966341834940576,0.13047180143659737,0.13388118217701256,0.13403138261958805,0.134850330269582,0.1360289063561789,0.13810337420582575,0.1382899262782917,0.14059139883420305,0.14184869707266853,0.14326882608020022,0.14391330119781143,0.1446829463703566],"n_dims_used":45,"mean_confidence":0.9214977688259549},"coverage":{"mean_confidence":0.9214977688259549,"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}}