{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000589","496:4960008578","490:4900000583","490:4900000489","496:4960008477","490:4900000606","490:4900000109","490:4900000926","490:4900000423","490:4900000824","490:4900000239","490:4900000699","490:4900000339","490:4900000687","490:4900000285","490:4900001041","490:4900000608","490:4900000585","490:4900000510","490:4900001031","490:4900000500","496:4960008364","490:4900000228","496:4960008767","490:4900000332"],"twin_admin_codes":[490,496,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,496,490],"twin_sims":[0.6542003517928773,0.5482536422974748,0.5236366276108928,0.5153227045467159,0.4993117549785095,0.4914168476761313,0.4641552558869617,0.46396380252811686,0.45875834185505,0.45316138277029316,0.43748489165575377,0.43436801107269785,0.43029256898348317,0.4292809889559903,0.4238757031679407,0.41679606452912327,0.41433398532042204,0.41359162236767827,0.40901124613605333,0.4069148981095794,0.4062944579391108,0.39480185517613803,0.3868524053249058,0.38654217149412967,0.3851313961021425],"twin_dists":[0.11964558076452696,0.1423909251723636,0.1477327052989834,0.14954887491550367,0.15306738625948066,0.1548137157097533,0.160911940424573,0.16095518089131639,0.16213327254672752,0.16340532835953805,0.16699991710241052,0.16772053365183645,0.1686659029406507,0.1689011179720443,0.17016185060326883,0.17182333126251287,0.17240395754910953,0.17257931924305714,0.17366434804278633,0.1741627248138486,0.17431044368002882,0.17706530259469735,0.1789924925949349,0.17906807822547868,0.1794121643769968],"n_dims_used":45,"mean_confidence":0.9162674797905817},"coverage":{"mean_confidence":0.9162674797905817,"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}}