{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001214","490:4900001489","496:4960011908","496:4960011644","490:4900002194","496:4960012121","490:4900002505","496:4960012001","496:4960011818","470:4700001809","496:4960011821","490:4900002190","470:4700001093","490:4900002346","496:4960012129","496:4960012128","490:4900001213","496:4960012250","496:4960012300","470:4700002616","490:4900004185","496:4960012070","496:4960011824","496:4960012071","496:4960011555"],"twin_admin_codes":[490,490,496,496,490,496,490,496,496,470,496,490,470,490,496,496,490,496,496,470,490,496,496,496,496],"twin_sims":[0.8106682321402281,0.8044619990129251,0.6790393086337317,0.6772870249899897,0.6764258381542074,0.6319863991879755,0.6292120922390416,0.6252877094688792,0.6077461621239343,0.6030278598755727,0.5999167928626064,0.5793359533320229,0.5766422181443988,0.5722026741963369,0.5573075069608031,0.5543033892542739,0.5529660741264556,0.5497147023053885,0.5421015604662137,0.5413457407455375,0.5345934417659796,0.530549336350676,0.5215360664747762,0.5115557024077086,0.510022114013405],"twin_dists":[0.08414752217344712,0.08567416418990825,0.11427128541202657,0.1146520513325662,0.11483908192885252,0.1244204916258559,0.1250154962471069,0.12585680836452673,0.12961421527527733,0.13062453905279792,0.13129074962727091,0.13570146841861963,0.1362795314151245,0.13723278822052626,0.1404372790198631,0.14108495857038145,0.14137345060086356,0.1420753117631757,0.1437214706451208,0.14388512190171798,0.1453490767539346,0.14622763705247294,0.14819092724986624,0.1503741081878048,0.1507105088192504],"n_dims_used":45,"mean_confidence":0.9165006849500869},"coverage":{"mean_confidence":0.9165006849500869,"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}}