{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005051","477:4770002347","489:4890004713","472:4720007758","468:4680003234","472:4720007868","472:4720005786","489:4890004635","477:4770002688","468:4680003640","472:4720007578","499:4990000005","479:4790006636","489:4890004672","472:4720005385","472:4720008105","468:4680004110","484:4840006892","479:4790001595","472:4720004940","477:4770002271","468:4680003553","489:4890005008","489:4890003833","489:4890004806"],"twin_admin_codes":[489,477,489,472,468,472,472,489,477,468,472,499,479,489,472,472,468,484,479,472,477,468,489,489,489],"twin_sims":[0.5855714612362107,0.4132356676546463,0.39088029086228043,0.30844756167755466,0.3014241764262866,0.2836307483971114,0.2727063749561265,0.26801015779230375,0.2617699035084236,0.2567834884255347,0.2530738653671313,0.24894877842401925,0.248761387039989,0.24462570073067705,0.2431410385761808,0.2355045895492241,0.22862407225619105,0.22213936213973487,0.22113575932778246,0.21943541326087107,0.215719324605914,0.20976166447528746,0.20875267773186856,0.20771555722165516,0.20577230882428796],"twin_dists":[0.13436418672789927,0.17266345160124114,0.17801371829340118,0.19919574829154432,0.2011366970822872,0.20617607121102002,0.20936473209198614,0.21075955585398276,0.21263665615629926,0.2141568473702937,0.21529992830921563,0.21658361960857309,0.216642255890434,0.21794362965970718,0.2184142618684295,0.2208649118280657,0.2231178852090292,0.22528266337503394,0.22562143946450944,0.22619776305836775,0.22746782456534811,0.2295351678086733,0.22988922187990427,0.2302543645180023,0.23094189293829576],"n_dims_used":45,"mean_confidence":0.9224597507052952},"coverage":{"mean_confidence":0.9224597507052952,"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}}