{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001833","491:4910001304","491:4910002138","491:4910001103","491:4910001598","491:4910002093","491:4910002283","491:4910001369","491:4910001539","491:4910002040","491:4910002139","491:4910001302","491:4910001038","491:4910001481","491:4910002521","491:4910002421","491:4910002779","492:4920000943","492:4920001127","491:4910002683","491:4910001893","492:4920000475","491:4910003161","491:4910003160","491:4910002337"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491,492,491,491,491],"twin_sims":[0.41300822631198825,0.39224095252132946,0.3773739549967443,0.356365843071974,0.3150365613253492,0.3069472029833057,0.2985514980414221,0.29431038785297176,0.28623633653993585,0.28160360241923155,0.25374477399761663,0.24307252759659323,0.2409680542367845,0.22093341214246684,0.2133759246414768,0.21018018682870004,0.19277332163528774,0.18201802230903016,0.17489586977434884,0.1725094826722966,0.1680457366182392,0.165606871132754,0.1636062647609133,0.1575588406051734,0.1540925034368362],"twin_dists":[0.1727172254108927,0.17768414804233493,0.18131507905495342,0.18656753098750709,0.19739782039645368,0.199608216403652,0.20193815120472774,0.20312970412749365,0.20542658311522383,0.20676204885340513,0.21509241105870694,0.21843602433749926,0.21910645189574943,0.22568986818776676,0.22827633123301055,0.2293886478687831,0.23565977342098962,0.23973363933339717,0.24252574895786963,0.24347937489425578,0.24528880399711073,0.24629206462727496,0.24712303413319264,0.2496805385101348,0.2511788825545174],"n_dims_used":45,"mean_confidence":0.8985902574327257},"coverage":{"mean_confidence":0.8985902574327257,"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}}