{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004476","490:4900002971","490:4900004065","490:4900003111","490:4900003638","490:4900003781","490:4900004334","490:4900004337","490:4900004336","490:4900002968","490:4900002373","490:4900002823","490:4900003923","490:4900004196","490:4900005165","490:4900003109","490:4900003110","490:4900003631","491:4910001256","490:4900005553","490:4900004889","490:4900003375","490:4900003374","490:4900005299","490:4900004477"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.6518693096030904,0.6096381218707754,0.5981832377049858,0.5143608311002099,0.46329666528149316,0.4612640220882939,0.4341264457798593,0.4078205835426788,0.39453186100672216,0.3851849445981948,0.3676841298505165,0.3670222489829991,0.3605456916798229,0.34255653252424023,0.33937226331788806,0.33201078617700075,0.3107103176932047,0.2900391262634022,0.274168824873331,0.26475905297649077,0.2546427143816433,0.24872411246405143,0.2471194011378019,0.23303044256900046,0.22983136421591072],"twin_dists":[0.12014775546273669,0.129209090451853,0.13166200679241935,0.14975944815739503,0.16110590507796568,0.16156560400484224,0.16777646902451876,0.17394727202518992,0.1771304591433972,0.17939909304662818,0.18371902412333108,0.18388437035631605,0.18551029045424416,0.1901070233134756,0.19093384152355383,0.19286145536266033,0.19857586182077466,0.20434003341265508,0.20893339622694052,0.2117340624293701,0.2148152159035534,0.21665392278062104,0.21715726195958854,0.22167000770441145,0.22271936760114666],"n_dims_used":45,"mean_confidence":0.9006193372938368},"coverage":{"mean_confidence":0.9006193372938368,"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}}