{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003389","489:4890003455","489:4890003316","489:4890002911","489:4890003452","489:4890002826","489:4890002822","489:4890003387","489:4890002734","489:4890003459","489:4890003246","489:4890003522","489:4890002425","489:4890003076","489:4890002993","489:4890002144","489:4890003141","489:4890002910","489:4890003523","489:4890003517","489:4890002564","469:4690002058","489:4890003323","489:4890003453","489:4890003416"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,489,489],"twin_sims":[0.8167059104126022,0.7920805060410315,0.7818978817381572,0.7341344829300314,0.7075750930728829,0.7006623984071703,0.6733069849336933,0.6688084375849387,0.6686514387396926,0.6669490503413771,0.6584819053185967,0.6503607731775121,0.6485338376944649,0.6398107166410025,0.6290230569918575,0.6272327535562434,0.6235927327069447,0.6106374542898765,0.5992419389249625,0.5962752017379611,0.5947310753903823,0.5938833175417264,0.5924045533768472,0.5889661307668532,0.5762726862736494],"twin_dists":[0.08264676279379217,0.08867531803353426,0.09110325147860573,0.1021086150201653,0.10802427359580422,0.10954650987556928,0.11551587829061566,0.1164906245588492,0.11652461361139667,0.11689304471962941,0.11872236516915137,0.12047257611523236,0.12086579185569205,0.1227410656473054,0.12505603070948842,0.12543987572562787,0.12622006857028145,0.12899509893669736,0.1314352728876758,0.13207066444230484,0.13240141218178175,0.13258301318479848,0.13289980963712353,0.13363656869185037,0.13635885007181778],"n_dims_used":45,"mean_confidence":0.9151101006401909},"coverage":{"mean_confidence":0.9151101006401909,"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}}