{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000330","494:4940008617","480:4800005560","496:4960008366","494:4940008019","494:4940004590","480:4800004882","490:4900000333","496:4960008392","490:4900001454","496:4960008273","487:4870003253","496:4960007663","490:4900000816","487:4870002861","480:4800005479","490:4900000080","487:4870001737","490:4900000292","487:4870002990","487:4870005408","494:4940007719","480:4800004876","480:4800005471","496:4960009174"],"twin_admin_codes":[490,494,480,496,494,494,480,490,496,490,496,487,496,490,487,480,490,487,490,487,487,494,480,480,496],"twin_sims":[0.4284050100596859,0.2533003065181624,0.20643910826428938,0.16382415135827724,0.160365530473202,0.14689940247915817,0.14597398123340682,0.1376400651429687,0.13708128586002444,0.12682955697338677,0.12237154447724137,0.11728421943552829,0.11691673896878954,0.11563887313490749,0.11540521667729407,0.10402481338375161,0.102615032144485,0.10110495585106327,0.10025751626283542,0.09998782801970757,0.09793562430762329,0.09760164647199321,0.09650760262006847,0.08872449301065809,0.08488724261311374],"twin_dists":[0.16910498576181077,0.21522984923989083,0.23070547909412387,0.24703217766217833,0.24848485561301104,0.2543688741035377,0.2547875880530718,0.258650069428034,0.2589152190566278,0.26393046943827175,0.26620743512027817,0.2688844217088831,0.26908120993005474,0.26976923180363827,0.26989566659179937,0.2763078309065668,0.27713954822567466,0.27804038710928336,0.2785505446790753,0.2787136043001303,0.27996583334196257,0.2801715652398583,0.2808493966570325,0.2858548555645022,0.28845187722741034],"n_dims_used":45,"mean_confidence":0.9156465318467882},"coverage":{"mean_confidence":0.9156465318467882,"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}}