{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000377","497:4970000913","497:4970001588","497:4970001355","497:4970000322","497:4970000376","497:4970001756","497:4970000990","497:4970001836","497:4970001914","497:4970001179","497:4970000621","497:4970001000","497:4970000701","497:4970000620","497:4970000686","497:4970001425","497:4970000836","497:4970000695","497:4970000435","497:4970000687","497:4970001653","497:4970000434","497:4970001742","497:4970001655"],"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":[0.6426702544937357,0.5369256848185963,0.4594974855529058,0.4289840756983772,0.3758464486528812,0.3640548804342037,0.35936326886750736,0.3512917284626288,0.3261318443563585,0.3212297270772291,0.3194821662383719,0.30867810790632527,0.28698004322541476,0.270014818187476,0.25960186300470206,0.2561342990247925,0.2523823776777357,0.24957642081104553,0.234599979063215,0.2261206083905083,0.22383628712771927,0.21661946346265568,0.21332607147207205,0.21272418390218772,0.20800998865432224],"twin_dists":[0.12212670740161014,0.1448430229835412,0.1619657029191529,0.16897019991279952,0.18169200334653207,0.18462750391466418,0.18580872981355417,0.18785959768769914,0.19441768709543913,0.19572725128270677,0.19619679536153886,0.19913247053976127,0.205213411303849,0.21016231903899252,0.21329535937188204,0.21435612915215396,0.2155141773704885,0.2163874308118786,0.22115862942469808,0.22394871783499515,0.22471216586337944,0.22715883862600986,0.22829359630851387,0.22850225686642822,0.23015057697283905],"n_dims_used":45,"mean_confidence":0.8907815721299913},"coverage":{"mean_confidence":0.8907815721299913,"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}}