{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001110","477:4770003116","477:4770001742","477:4770001466","477:4770000432","477:4770001228","477:4770001346","477:4770002398","477:4770000543","477:4770001579","477:4770000523","477:4770001231","477:4770001691","477:4770001517","477:4770002527","477:4770000488","477:4770000743","477:4770001341","470:4700004451","477:4770001634","477:4770001635","478:4780003953","477:4770001761","477:4770000435","477:4770001571"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,470,477,477,478,477,477,477],"twin_sims":[0.4637906350176617,0.4127951322637019,0.3775787081066264,0.3641299857984988,0.31990089694456375,0.31732484087871216,0.2834200050175951,0.2633903048126435,0.2555401638597856,0.2500092463931846,0.23709511024783358,0.23478728078395375,0.23345341785140897,0.23270869013973794,0.23094758846373756,0.22795830377580534,0.223281883231555,0.22236321834804168,0.21767714612176942,0.21492588338849325,0.21379861261721023,0.20807783100440244,0.20505960591103084,0.20464260195470962,0.20164913059887224],"twin_dists":[0.16099429679218555,0.17276761877691948,0.1812646111814382,0.18460865732538606,0.19608415754952643,0.19677843230824354,0.20623687174947777,0.21214656995479161,0.2145387912711162,0.2162523217986165,0.22035027038162916,0.22109775371094104,0.22153197421228496,0.2217751184147766,0.22235213810103102,0.22333824547453043,0.22489823550051147,0.2252072379932239,0.22679687577529156,0.22774090634855515,0.228130056050851,0.23012667663415154,0.23119516173529808,0.23134362928590121,0.2324155437985589],"n_dims_used":45,"mean_confidence":0.921297115749783},"coverage":{"mean_confidence":0.921297115749783,"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}}