{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002205","490:4900004199","490:4900003929","490:4900003785","491:4910001261","490:4900007422","490:4900007286","490:4900006559","490:4900006082","490:4900004879","490:4900007421","490:4900007168","491:4910001808","491:4910001749","490:4900007658","490:4900004881","490:4900004353","490:4900004347","490:4900007058","491:4910001691","491:4910001738","491:4910001399","490:4900003933","491:4910001056","490:4900005436"],"twin_admin_codes":[491,490,490,490,491,490,490,490,490,490,490,490,491,491,490,490,490,490,490,491,491,491,490,491,490],"twin_sims":[0.1509361933301607,0.04709699746870248,0.04403818257975207,0.03145585283247392,0.023523465876104224,0.02269325135048488,0.02041979345789012,0.020032658157252085,0.01701503710786446,0.01659674899817256,0.015947996246968785,0.013797454961064767,0.013656210427700084,0.013050117093856641,0.012273130681063183,0.012232738659353933,0.012209844343335231,0.012025229442171046,0.011531754136506341,0.011521907026759143,0.01108268628173016,0.010765914152410535,0.009884142360224658,0.009427534273093056,0.009269637522737736],"twin_dists":[0.2525648483010492,0.32105782486547285,0.3245666200320121,0.34160546529033375,0.3556643985116158,0.3573643580783929,0.36231260470970683,0.3632026095026649,0.37070728054470964,0.3718380941782692,0.3736424709573257,0.38012516949871566,0.3805814854094166,0.3825882040499101,0.3852850027552117,0.3854292940528433,0.3855112664225214,0.3861773004600277,0.3880031910241544,0.38804032662943083,0.38972610043845,0.3909791675991166,0.3946485250684937,0.39666486493604386,0.3973824425870628],"n_dims_used":45,"mean_confidence":0.900528801812066},"coverage":{"mean_confidence":0.900528801812066,"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}}