{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004417","491:4910004543","491:4910004266","491:4910004021","491:4910004126","491:4910004579","491:4910004577","491:4910003647","491:4910004164","491:4910004020","491:4910004316","491:4910004216","492:4920006254","491:4910004583","491:4910004625","491:4910004502","492:4920006255","492:4920006253","491:4910004418","491:4910004296","491:4910004072","491:4910004174","491:4910004025","491:4910004584","491:4910003600"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,492,491,491,491,491,491,491,491],"twin_sims":[0.15444200464975458,0.05663458606397652,0.032309581708177396,0.03097771036729963,0.02947926550280168,0.028679843871270018,0.02330015635471307,0.021540046228269657,0.021262793268378915,0.020039791504378592,0.019156328096073604,0.017527189649404504,0.015044402819548542,0.014912423834196904,0.014594448004245034,0.014062534451196403,0.013537683178922733,0.013060854889145584,0.012789447742207583,0.012517082670047553,0.011959475397126117,0.011596677801548827,0.011580231108173663,0.010268989014266185,0.009812101240140042],"twin_dists":[0.2510266977545871,0.31121869862434703,0.3402806466277931,0.3423609411605884,0.3447950257351874,0.3461373506211287,0.356116469772811,0.3598175640906105,0.3604243548718024,0.36318607519234963,0.3652740293793161,0.3693554570987432,0.3762663281975415,0.37666111837931304,0.37762507895955305,0.37927980787259685,0.38096763832719255,0.382551941461539,0.38347671261648764,0.3844223815123256,0.38641671224792246,0.3877590521008538,0.38782078324539093,0.39301258927120986,0.3949610569021569],"n_dims_used":45,"mean_confidence":0.8974515279134114},"coverage":{"mean_confidence":0.8974515279134114,"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}}