{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003193","489:4890003034","489:4890003029","489:4890003030","489:4890002295","489:4890003109","489:4890003269","489:4890002622","477:4770000036","489:4890003268","489:4890003118","489:4890002296","489:4890002375","489:4890002379","489:4890002455","489:4890001881","499:4990002733","489:4890002454","489:4890003345","477:4770000789","489:4890003346","489:4890002775","477:4770003896","489:4890003540","489:4890002294"],"twin_admin_codes":[489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,499,489,489,477,489,489,477,489,489],"twin_sims":[0.755464674136815,0.7186769176787322,0.569916259224342,0.5475476209798632,0.5463484028130738,0.5435172351621514,0.5153968021083345,0.4428947853542849,0.4341750357612169,0.43143333891190344,0.40050784261256306,0.39662984484051406,0.37944534784568656,0.3625879726992669,0.3411965948262105,0.3017931101184126,0.2963956175275202,0.29598480592064785,0.2927379465638156,0.2915742092293755,0.2911517211040363,0.28778284790772996,0.2748360738982429,0.2727517615000513,0.26740456801896817],"twin_dists":[0.09726242286129735,0.10556541093044777,0.13772402119140706,0.14254348804464692,0.14280270173498247,0.1434150587657112,0.14953265750505595,0.16575394370492355,0.16776521682583018,0.1684009182118348,0.17569305538634417,0.1766247011014781,0.18080513060366749,0.18499599797198776,0.19045963540929492,0.20103409131919817,0.20254259796146895,0.20265807073770817,0.20357406018911667,0.203903832549165,0.20402374791956698,0.2049836713259925,0.20873706659066085,0.20935132440820464,0.21094051994705065],"n_dims_used":45,"mean_confidence":0.9194780985514323},"coverage":{"mean_confidence":0.9194780985514323,"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}}