{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001838},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003164","489:4890003335","489:4890001664","489:4890002000","489:4890003007","489:4890001680","489:4890001683","489:4890001672","489:4890002413","489:4890002265","489:4890002090","489:4890001767","489:4890002573","489:4890001749","489:4890003322","489:4890003004","489:4890002661","489:4890001642","489:4890001841","489:4890003458","489:4890002023","489:4890002185","489:4890002346","489:4890003204","489:4890002666"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7429197961659455,0.7389606027586743,0.6739314449505279,0.6702242712677843,0.6303514128060071,0.6238035567856497,0.6124144059884687,0.6074100205312273,0.5974359433840484,0.5832234476377284,0.5750340184439316,0.5738572929977589,0.5720358514860724,0.559131907661034,0.558901494635436,0.5586668888861068,0.5571344139203128,0.5492818383671964,0.5439987784811928,0.53605826140754,0.531170292178535,0.5275897037914019,0.518392784543356,0.5135598333647026,0.5127771269515533],"twin_dists":[0.10012424860093704,0.10102042549657651,0.11538043706157174,0.11618401912868746,0.12477117321287967,0.1261748889291485,0.1286145797466981,0.12968619242549004,0.13182205550963644,0.1348676226426084,0.1366247603365479,0.13687742426001312,0.13726862275047746,0.14004419176399144,0.14009382674789284,0.14014436787321624,0.1404745833954045,0.14216880308614702,0.14331086530763773,0.1450311868010311,0.1460926476605284,0.14687149393685653,0.1488774142910329,0.14993487697793895,0.15010636576771832],"n_dims_used":45,"mean_confidence":0.9147545708550348},"coverage":{"mean_confidence":0.9147545708550348,"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}}