{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001418","489:4890001082","489:4890000910","489:4890001205","489:4890000844","470:4700006606","489:4890000850","470:4700005623","489:4890001204","489:4890001215","489:4890001487","489:4890001149","489:4890001339","489:4890000909","489:4890001344","489:4890001345","489:4890001156","489:4890000798","470:4700006862","489:4890001219","489:4890001157","489:4890000914","489:4890000728","470:4700006328","489:4890001094"],"twin_admin_codes":[489,489,489,489,489,470,489,470,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,470,489],"twin_sims":[0.935939412404983,0.9332805663750119,0.9305792075972342,0.9025501208106246,0.9022559999847997,0.8972067769680231,0.8882140331729372,0.8694235054276319,0.8645238180602072,0.8631190102781289,0.8577459135569663,0.8570875790748875,0.8530850497561724,0.8419653337646877,0.8393384284487724,0.8322555660864608,0.8207438076905046,0.8183785993034142,0.818109073576254,0.8121202433596089,0.8060739159251843,0.8053735705353502,0.8020028596879476,0.8011720043559745,0.8007910439896976],"twin_dists":[0.047258802583614604,0.048263501563155134,0.049266130957317716,0.05881208233667273,0.058905485509343554,0.06049110358899206,0.06323768343446447,0.06870469000944456,0.07007843038243637,0.07046877527976587,0.07194797190915418,0.07212775197720808,0.07321420770900172,0.07617699165765592,0.0768657920961595,0.07870344949889789,0.08163399669442883,0.08222813480169681,0.08229567563526681,0.08378804346278546,0.08527915925782638,0.08545090809923252,0.08627481260018181,0.08647722125080355,0.08656994062938882],"n_dims_used":45,"mean_confidence":0.9155662536621094},"coverage":{"mean_confidence":0.9155662536621094,"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}}