{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003390","490:4900003527","490:4900004493","490:4900003396","490:4900003258","490:4900002993","490:4900003952","490:4900003131","490:4900003521","490:4900003130","490:4900003265","490:4900002845","490:4900003256","490:4900003651","490:4900003125","490:4900003518","490:4900003254","490:4900003794","490:4900003266","490:4900003657","490:4900001376","490:4900003519","490:4900002995","490:4900004356","490:4900004354"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6683531059207862,0.616944108441345,0.5939576919985164,0.5749378234933075,0.5313139027224376,0.48744294352685025,0.45733096314801347,0.4463796697315708,0.4191256591045492,0.40560118784079785,0.3818150931188596,0.3418896675738737,0.33950375627285734,0.3269952770095699,0.3055895008894145,0.27179395544300133,0.26312485548818776,0.25835122555451934,0.24940414492972673,0.23666517099335507,0.22829544532870824,0.22554458091458143,0.2188295789222509,0.1980422282083726,0.19098213678734274],"twin_dists":[0.11658919506842796,0.12764446845019373,0.1325670807778537,0.1366454132117918,0.14606143293084817,0.15569584449058146,0.1624571447991404,0.1649544459462878,0.17127530098139607,0.17447562119217175,0.1802233811437136,0.1902798380956769,0.1908996163447548,0.1941881624351083,0.19998246950567597,0.20963456270190073,0.21222672491771283,0.21367690797000585,0.21644124942718715,0.22048916193002005,0.2232266031000277,0.2241407481366388,0.22640383031327402,0.23372176053316399,0.23632699004602215],"n_dims_used":45,"mean_confidence":0.9159001668294271},"coverage":{"mean_confidence":0.9159001668294271,"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}}