{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001757","489:4890001845","489:4890001764","489:4890002007","489:4890002178","489:4890001836","489:4890002172","489:4890002009","489:4890002013","489:4890002079","489:4890003578","489:4890003320","489:4890001755","489:4890001928","489:4890001672","489:4890002413","489:4890002743","489:4890001919","489:4890002016","489:4890003585","489:4890001664","489:4890002002","489:4890002088","489:4890003325","489:4890003524"],"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":[0.916020148754685,0.8609429812364318,0.8465862569625007,0.8418408464458811,0.8051229199193387,0.7855244058620557,0.7785898486085825,0.7575769620340279,0.756038439286167,0.755712987953984,0.7443413447031779,0.7316949048031874,0.7076612244735218,0.7020264814985385,0.6997277722868572,0.6987950102176603,0.6943377609076813,0.676930379747053,0.6717777134358558,0.6678706663191663,0.6674775354994216,0.667187886094516,0.66192937251299,0.6569405100574595,0.6491261643320774],"twin_dists":[0.05439769857215109,0.07107042398933588,0.07495528778306086,0.07620972524369983,0.08551232868430302,0.09024244454041516,0.09188487015307839,0.09677700000320806,0.09713067244721357,0.09720541361941523,0.09980168664679755,0.1026569959825326,0.10800526600434668,0.1092466256651159,0.10975184405011543,0.1099566592642807,0.11093391090282448,0.11472951485196163,0.11584742777079919,0.11669361627769358,0.11677869380943165,0.11684136930623115,0.11797814679141444,0.11905486115533642,0.12073832310416642],"n_dims_used":45,"mean_confidence":0.914815690782335},"coverage":{"mean_confidence":0.914815690782335,"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}}