{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000284},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001185","489:4890002654","489:4890001819","470:4700004138","488:4880000718","488:4880000187","467:4670000872","468:4680000957","472:4720007003","470:4700008363","488:4880000723","488:4880000343","468:4680005659","489:4890001820","467:4670000330","499:4990003896","488:4880000246","499:4990002538","468:4680001159","489:4890002738","499:4990003895","488:4880000308","499:4990002692","470:4700004136","472:4720006815"],"twin_admin_codes":[499,489,489,470,488,488,467,468,472,470,488,488,468,489,467,499,488,499,468,489,499,488,499,470,472],"twin_sims":[0.6702205706742129,0.5889041520183022,0.5484937175811521,0.5376562446396498,0.5339653295163612,0.5305669423179907,0.5247151531953472,0.52296135432326,0.5165860949681161,0.5127531749780612,0.5118421611361926,0.5023654116838395,0.502216814479684,0.4856820618746643,0.48138126958298516,0.4680736000605237,0.45889397910417745,0.4563411007683816,0.4473112711143538,0.4454807782985743,0.4454548538587209,0.442389288359256,0.4363960641787727,0.43597638052176985,0.43446680982279395],"twin_dists":[0.11618482071858671,0.13364985107880248,0.1423390552801774,0.14468459423022786,0.14548544103702815,0.14622380923849257,0.1474975957209818,0.14787996515667348,0.14927244019381097,0.15011161461322137,0.15031130048705443,0.15239402968312135,0.15242677040392102,0.15608742123547836,0.15704566310573997,0.16002831932063075,0.16210251529381783,0.1626819586797508,0.16474112303628677,0.16516043922972265,0.16516638251939225,0.16587011467819185,0.16725141916613767,0.16734842594855076,0.16769766001076794],"n_dims_used":44,"mean_confidence":0.9220644343983043},"coverage":{"mean_confidence":0.9220644343983043,"n_dims_used":44,"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}}