{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003132","489:4890002966","489:4890003287","479:4790000209","489:4890003420","489:4890003134","489:4890003212","489:4890003039","489:4890002886","489:4890002967","489:4890002969","489:4890002882","489:4890003131","489:4890003288","470:4700008471","489:4890002958","489:4890003050","489:4890002962","470:4700008114","489:4890003416","470:4700007642","489:4890002963","489:4890003361","489:4890003484","470:4700008300"],"twin_admin_codes":[489,489,489,479,489,489,489,489,489,489,489,489,489,489,470,489,489,489,470,489,470,489,489,489,470],"twin_sims":[0.896552212749587,0.8684506946577685,0.8227715767747728,0.749819825751386,0.7373640013565642,0.727811203709315,0.7052992015164632,0.6839426079749231,0.6723035286095037,0.6704248925165324,0.66544610551991,0.6650663361747654,0.6628336765000715,0.6521718434264133,0.6449688466061857,0.6445298519428009,0.6405578014510825,0.6395219854531856,0.6311153290275523,0.6271811189423837,0.6154974992915817,0.6086795096085329,0.5921226992670714,0.590889992975394,0.5874096329989806],"twin_dists":[0.060694267085093824,0.06897899599154053,0.08112253371462488,0.09855451403166768,0.10138092866640531,0.10352774315204905,0.10852615032824343,0.11320426396704565,0.11573345198352704,0.11614056067052461,0.11721812881110887,0.11730024556741392,0.11778279737031486,0.12008259825729127,0.12163260759944883,0.1217269914197309,0.12258059087671491,0.12280307944156407,0.1246073337017026,0.1254509450979883,0.12795430594451426,0.12941435895909448,0.13296019532222753,0.1332243116650916,0.13397015893772327],"n_dims_used":45,"mean_confidence":0.9145638359917535},"coverage":{"mean_confidence":0.9145638359917535,"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}}