{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005890","490:4900005377","490:4900002746","470:4700004671","490:4900004674","490:4900004143","490:4900004810","490:4900005368","490:4900004126","494:4940008631","490:4900004830","490:4900001540","490:4900007501","490:4900001826","490:4900005502","490:4900001414","490:4900002581","490:4900002298","490:4900001410","490:4900005624","490:4900005237","490:4900004822","490:4900002598","490:4900002588","490:4900004680"],"twin_admin_codes":[490,490,490,470,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.544297664374246,0.40995267457021645,0.3953736577325276,0.3951381350608999,0.38169553646584864,0.3791681855567771,0.36924712268782706,0.349110848964479,0.3313576814583094,0.3257522580422162,0.3158645499905695,0.3007026371644617,0.279299545013263,0.27166930635266906,0.25670679609506486,0.2544592981574137,0.24692501547535473,0.2428964796233931,0.23939315891082247,0.23652596650337163,0.23524620084389866,0.23499281848391526,0.23448894375798499,0.23403199199400995,0.22977954408553322],"twin_dists":[0.14324620246721842,0.1734409037677018,0.17692737981527928,0.17698417837408686,0.18025268939507866,0.18087328575141817,0.18332915820620102,0.18841791970106142,0.19303358934629822,0.19451869824525267,0.19717340863353366,0.20133757942450606,0.20743118200596689,0.20967146857671637,0.2141803730173253,0.2148717861956002,0.21721837592720417,0.2184919640582252,0.21961065838200278,0.2205341671381394,0.2209487324871456,0.22103098763679932,0.2211947325062702,0.22134342822038441,0.2227364445874185],"n_dims_used":45,"mean_confidence":0.9247875637478299},"coverage":{"mean_confidence":0.9247875637478299,"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}}