{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013141","490:4900013245","490:4900012610","490:4900013029","490:4900013175","490:4900013172","490:4900012323","490:4900012339","490:4900013176","490:4900013212","490:4900012617","490:4900012411","490:4900013074","490:4900012950","490:4900012413","490:4900013171","490:4900013109","490:4900012993","466:4660008178","490:4900012334","490:4900012270","490:4900012768","490:4900012940","490:4900012544","490:4900012824"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.6022247005181581,0.5635393917365865,0.5510623794089937,0.5463579354485693,0.5282090913659524,0.5076778284424445,0.45833438582893465,0.4479787388567114,0.44150318606177474,0.4162042646954478,0.4134047501570715,0.40658996716445117,0.404538951655645,0.3977917887094458,0.39102569576625906,0.39100747401714897,0.38541491770392317,0.3619684406302212,0.3600877561027737,0.3596725407148406,0.3376592416227283,0.32380651563159635,0.30464806017944207,0.29960022345000786,0.29553327705522847],"twin_dists":[0.13079652415629425,0.13909527788799325,0.14178431326550417,0.1428006408492035,0.14673668430839962,0.15122524497306672,0.16222943031316883,0.16458838624581623,0.1660738786704897,0.17196275898117458,0.172623483862838,0.17424007422118318,0.1747289525496899,0.1763451221303845,0.177978473762748,0.17798289017605914,0.17934296582773904,0.18515185419329097,0.18562581240350984,0.18573062230957327,0.19138036280368106,0.19503750515298288,0.20024254404550984,0.20164504467962047,0.20278509751336798],"n_dims_used":45,"mean_confidence":0.9122637430826823},"coverage":{"mean_confidence":0.9122637430826823,"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}}