{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009120","490:4900008454","490:4900007900","490:4900008449","490:4900010399","490:4900009118","490:4900009427","490:4900008668","490:4900009117","490:4900010137","491:4910005564","490:4900008226","490:4900008233","490:4900008671","490:4900008667","490:4900009831","491:4910005412","490:4900009832","490:4900009933","490:4900009536","490:4900009324","491:4910005403","490:4900009636","490:4900009010","490:4900009630"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,491,490,490,490,490,491,490,490,490],"twin_sims":[0.4738366600088182,0.4081506670501328,0.4065841752023903,0.3615274214181619,0.33962573640162813,0.32843437289648875,0.2900914017773021,0.2796546160072633,0.27353938095106084,0.27223675043534573,0.23874184633628742,0.23174128477885647,0.22110071974699316,0.20651156929532877,0.1980627647990231,0.1924129383241237,0.1876317266074723,0.18185496350164368,0.17483438625790784,0.15516603756746225,0.1546907279660178,0.14908298137740753,0.14346756183925582,0.14278420852937485,0.1425557628436846],"twin_dists":[0.15873325676368785,0.17386880141541708,0.1742414532396121,0.1852628843457553,0.19086787354406626,0.19380635318769965,0.2043251565062851,0.20732784618451222,0.20911887110252844,0.20950354501756652,0.2198198078243407,0.22209172879489988,0.22563328596999066,0.23067981947166663,0.23371427705455095,0.23579366796616827,0.2375868465976558,0.23979668947693517,0.24255020146741976,0.2507122295387119,0.2509185486474518,0.25338856668007365,0.2559315965365198,0.25624607071538924,0.2563514491209362],"n_dims_used":45,"mean_confidence":0.875582038031684},"coverage":{"mean_confidence":0.875582038031684,"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}}