{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001386","491:4910001855","491:4910001679","491:4910002259","491:4910001073","491:4910002257","491:4910001059","491:4910001117","491:4910001259","491:4910001129","491:4910001323","491:4910001253","491:4910001074","491:4910001916","491:4910001389","491:4910001456","491:4910001382","491:4910001125","491:4910001186","490:4900002374","491:4910001506","491:4910001563","491:4910001396","491:4910001065","491:4910001193"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491],"twin_sims":[0.6246326667884081,0.5274473619773984,0.4988062539858943,0.49183827262334695,0.483185541583531,0.43151817503418827,0.4284464540999373,0.42525731426493824,0.42521380743576775,0.4187294278919343,0.36322737660131216,0.339085314870421,0.33583902609528055,0.33218080195481253,0.30575540694895653,0.3040658381569287,0.27204678988832254,0.22636349934596203,0.20876733951715046,0.20033355701137157,0.19603827049436673,0.1859861957378045,0.1742504846367107,0.1680483903034173,0.1603187324782712],"twin_dists":[0.12599720157437252,0.1469024794824389,0.15317896383502433,0.15472029280581945,0.15664333664599425,0.16838122334516004,0.1690953365862015,0.16983897280532803,0.16984913354218348,0.17136842135491048,0.18483528412870673,0.1910085536373379,0.19185616689696922,0.192816675935407,0.19993668574769285,0.2004036168577259,0.20955973595828015,0.2238678425939211,0.22988406872142755,0.23289009023795018,0.2344545944483061,0.2382113948423663,0.24278273039116172,0.24528771809819652,0.24850466677967592],"n_dims_used":45,"mean_confidence":0.896075185139974},"coverage":{"mean_confidence":0.896075185139974,"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}}