{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011826","490:4900011500","490:4900011004","490:4900011156","490:4900010844","490:4900011234","490:4900011704","490:4900010496","490:4900010998","490:4900011894","490:4900011773","490:4900011448","490:4900011706","490:4900010590","490:4900012163","490:4900011085","490:4900010923","490:4900010760","490:4900011078","490:4900010925","490:4900012038","490:4900011245","490:4900008212","490:4900011440","490:4900011319"],"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":[0.36444577464409045,0.36414361739445117,0.3505925654822331,0.3456977190520408,0.3381954109601979,0.32006552442295283,0.29314289209482475,0.28536100924311175,0.2763120806990149,0.2516210251472376,0.249169630022246,0.24011093662711958,0.2352827546739776,0.2289270310765831,0.22793748651759668,0.22208405255115884,0.21619597335822405,0.20989809688604927,0.1978811369023728,0.1899809107871817,0.18946445165564818,0.18717867330697627,0.18691440907268267,0.18410819556633348,0.18183084658395543],"twin_dists":[0.18452943621720325,0.18460523688690586,0.18803839077608253,0.18929539829863665,0.19124047243159667,0.1960398957212714,0.20345949178626677,0.2056779083344242,0.20830380508653143,0.21575050605955481,0.21651454963039882,0.21938059378553776,0.220936870857325,0.2230177504569768,0.2233451425635186,0.225301307024553,0.2273040999086832,0.22948738255441947,0.2337804803890415,0.23670185110625802,0.23689575439056842,0.2377584146385401,0.2378586241772841,0.23892893862472078,0.23980601818500327],"n_dims_used":45,"mean_confidence":0.8925194634331597},"coverage":{"mean_confidence":0.8925194634331597,"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}}