{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001242","497:4970001155","497:4970000360","497:4970000540","497:4970001241","497:4970000980","497:4970000158","497:4970000420","497:4970001062","497:4970001157","497:4970001565","497:4970000890","497:4970001317","497:4970000982","497:4970001158","497:4970000356","497:4970000972","497:4970000983","497:4970001154","497:4970000742","497:4970001723","497:4970000602","497:4970001058","497:4970000889","497:4970000157"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.4875140282525321,0.34898353526118264,0.23734677547406505,0.22903153775029947,0.21886972082189582,0.1852895528205303,0.1829773231839173,0.17024057170829898,0.16479504338841705,0.15555806219443505,0.1472511249416017,0.14353297646036214,0.1274906594715817,0.09931067927901113,0.09510218856969267,0.08935621661788279,0.08269217863374714,0.07970889276186655,0.06493805919460366,0.055081024248326144,0.05439429245116846,0.05403859065542058,0.048134409664019905,0.04340071961906122,0.042097380608303266],"twin_dists":[0.15568004607462127,0.1884505693765117,0.2202690463804657,0.22298322895250852,0.2263901647009782,0.2384769699005721,0.23936351076247664,0.2443948490223373,0.24662838490720737,0.2505424098969113,0.25421024610742565,0.2559015515923651,0.26359800080929086,0.27912454690653016,0.2817290650022252,0.28543590523742246,0.2899798194670896,0.2921092969104125,0.30371316988697994,0.3127225560192743,0.31339852380733546,0.31375143293988195,0.31991110051122157,0.3253234977219036,0.3269005476812814],"n_dims_used":45,"mean_confidence":0.8971940782335069},"coverage":{"mean_confidence":0.8971940782335069,"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}}