{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000311","490:4900000460","494:4940006995","494:4940007533","490:4900000877","490:4900000649","494:4940007527","490:4900000548","494:4940006886","490:4900000256","490:4900000752","494:4940007423","494:4940007641","494:4940007105","490:4900000650","494:4940007108","494:4940007631","494:4940006890","494:4940006781","490:4900000384","494:4940006878","494:4940007104","494:4940006891","494:4940007428","494:4940006979"],"twin_admin_codes":[490,490,494,494,490,490,494,490,494,490,490,494,494,494,490,494,494,494,494,490,494,494,494,494,494],"twin_sims":[0.42024346003256385,0.29051469319883844,0.2809763882267131,0.2324656650532702,0.19254518839693652,0.17592157590686544,0.1613991377311908,0.1558701228221814,0.14083639265006603,0.1317763773745902,0.12597494009484708,0.10717494178908583,0.10241689701631888,0.10158627798657414,0.09690191318739612,0.08959663551959114,0.08851862693263167,0.08440303701809578,0.08301770173452512,0.06619779602526282,0.06519887573287754,0.06489761282597015,0.06237555924340687,0.060417887406831815,0.057883221826870446],"twin_dists":[0.17101280200487684,0.2042047522664862,0.20694387139455092,0.2218545736393375,0.23574451233634808,0.24211871800916415,0.24804836182636789,0.25040745314110646,0.25714862485644396,0.2614737545394815,0.2643622085732379,0.2744806147880404,0.27725715359848646,0.2777521189455157,0.2806044030011624,0.2852770797578464,0.2859918943895453,0.2887861890119711,0.28975119899653085,0.30264423628139486,0.3034904759222997,0.30374776978714013,0.30594094748887635,0.30769401680776576,0.3100345151667977],"n_dims_used":45,"mean_confidence":0.9081820170084636},"coverage":{"mean_confidence":0.9081820170084636,"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}}