{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001437","481:4810000754","481:4810001733","488:4880001587","481:4810001455","481:4810001050","488:4880002751","481:4810001008","488:4880002888","496:4960006845","488:4880001380","470:4700001701","488:4880000276","470:4700002478","488:4880001581","488:4880004047","488:4880006278","470:4700002527","488:4880002782","496:4960005372","466:4660001182","488:4880001750","481:4810000104","496:4960005637","488:4880001989"],"twin_admin_codes":[481,481,481,488,481,481,488,481,488,496,488,470,488,470,488,488,488,470,488,496,466,488,481,496,488],"twin_sims":[0.4613666457706566,0.4330344044502966,0.4172532411520091,0.34904130826513796,0.3276386256598827,0.31956032108223587,0.3129009277680586,0.2950840337022502,0.2929994894029567,0.28633449850883574,0.25954699915523977,0.24966890318372595,0.24525235605200904,0.24457508224292573,0.2436607874639842,0.2411240116074637,0.23889406773915453,0.2345118354696344,0.2271324369423818,0.22127753705092576,0.2208281623697043,0.21982060346786017,0.21433072418129492,0.20966398259999305,0.20953237626933965],"twin_dists":[0.16154237772220403,0.1680294913979764,0.17171567880280836,0.18843575268025453,0.19401736001683378,0.19617576555764085,0.1979781962837952,0.20291159496849306,0.2035000529710949,0.2053984275110675,0.21331207311170075,0.21635854932129264,0.21774553539306568,0.21795964512557572,0.21824929289468395,0.21905663830727812,0.21977089328736724,0.22118728835965368,0.22361218886250625,0.22557351874975268,0.2257254775833898,0.22606694351914725,0.22794619143373737,0.2295693937253717,0.2296155232907213],"n_dims_used":45,"mean_confidence":0.9223727756076389},"coverage":{"mean_confidence":0.9223727756076389,"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}}