{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006324","491:4910001058","491:4910000993","491:4910001503","491:4910001384","491:4910001327","491:4910001067","491:4910000997","491:4910001804","491:4910001123","491:4910001005","491:4910001861","491:4910002414","491:4910001265","497:4970000916","491:4910002412","491:4910001057","491:4910001127","491:4910001004","491:4910001335","491:4910001266","490:4900007174","491:4910001385","491:4910002308","491:4910001510"],"twin_admin_codes":[490,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,491,491,491,490,491,491,491],"twin_sims":[0.04524864023012695,0.025993004645849898,0.02234829925330562,0.019344784450792588,0.01827534505261997,0.017852905551591365,0.016167912634960178,0.013071878671016694,0.013065413336014686,0.013041542431114439,0.012508598552041058,0.010940040186505504,0.01082863053669185,0.01075853619406287,0.010533650185636205,0.010173558418332876,0.009106851812824484,0.008871837635664527,0.008863263470885164,0.008621908846724223,0.008195822181299973,0.007037140030617895,0.006462687930824195,0.0057107455288169535,0.00563342861491697],"twin_dists":[0.3231543799127559,0.35089807243035165,0.3580865984528056,0.3648216853525325,0.36744163727706164,0.3685136344618147,0.37302370648563443,0.38251474049781725,0.38253655511421336,0.3826171804898365,0.3844521305572913,0.3902863751381208,0.3907284980991264,0.3910087417164365,0.3919189574792288,0.39341309227047216,0.39813376050260485,0.39923989152264,0.39928074036304667,0.40044534820991706,0.4025744915381284,0.4089109498782634,0.4124086567862764,0.4174371172610072,0.4179875556779436],"n_dims_used":45,"mean_confidence":0.8961563958062067},"coverage":{"mean_confidence":0.8961563958062067,"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}}