{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004123","491:4910004421","491:4910004420","491:4910004463","491:4910004325","491:4910004373","491:4910004504","491:4910004876","491:4910003562","491:4910003830","491:4910004663","491:4910004272","491:4910003622","491:4910004432","491:4910000906","491:4910005118","665:6650001945","491:4910004124","491:4910003829","491:4910000840","491:4910000901","665:6650002050","491:4910004025","665:6650001399","491:4910000902"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,665,491,491,491,491,665,491,665,491],"twin_sims":[0.7376188891656121,0.668982261158781,0.5576769785569595,0.4376109530585435,0.23636992915712263,0.16279180377030986,0.08583446275471819,0.06452044734645028,0.043787438764920854,0.028376325738075425,0.025053545134385565,0.020505271499617284,0.019640548050929883,0.018315485173724878,0.017263250746194964,0.016435419653952017,0.016114980130024974,0.015486550501670355,0.014900696919518737,0.012987550492171865,0.012686454348797983,0.011887195161355234,0.01156258190633728,0.01152248214358472,0.011506318563025732],"twin_dists":[0.10132341027596314,0.1164529908191108,0.14035765746398257,0.16697081490435178,0.220584635027321,0.24746343375063212,0.2878022559058653,0.3040712678356751,0.32486322991338584,0.34665542302711755,0.35266316097385386,0.3621180791539164,0.3641194753309583,0.36734090806388264,0.3700477313493374,0.372280932308879,0.3731719601215824,0.37496558667271357,0.3766963459695901,0.3828000241796293,0.3838321962457053,0.38668123699077783,0.38788711454064934,0.3880381569632817,0.3880991717972798],"n_dims_used":45,"mean_confidence":0.8918641832139756},"coverage":{"mean_confidence":0.8918641832139756,"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}}