{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002403","489:4890002151","489:4890002160","489:4890002240","489:4890003075","489:4890002817","489:4890002330","489:4890002387","489:4890001735","489:4890001653","489:4890002082","489:4890002551","489:4890002472","489:4890002400","489:4890001903","470:4700007647","489:4890003371","489:4890003365","489:4890001892","489:4890003053","489:4890003214","489:4890001734","489:4890003426","489:4890001407","489:4890002312"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8547271170360246,0.8453560612124733,0.7586235388980629,0.7554502417370631,0.7054843008851938,0.7048324722287638,0.6971306873695068,0.6884730973626688,0.6846915088991264,0.6769058239556593,0.6735870360714309,0.670352713027949,0.6652534021423604,0.6620567729648819,0.6451694421814989,0.641056808605974,0.6342305827890583,0.62893842290488,0.6277475311969106,0.6259881281772621,0.6248645085196933,0.6244703494566056,0.6232410472707226,0.62217495075123,0.621013324089853],"twin_dists":[0.07276982894853767,0.07528181488206012,0.09653608658400605,0.09726573587893865,0.10848535884623682,0.10862898580840485,0.11032184268140631,0.11221622216918475,0.11304108466455998,0.11473484795836673,0.11545514118180661,0.11615619652392553,0.11725979800045709,0.11795062895410473,0.12158947657573425,0.1224733907582475,0.12393901234270104,0.12507417832247067,0.12532951464213724,0.1257066792921498,0.1259475127444964,0.1260319890951916,0.12629543283656874,0.1265238767724039,0.1267727671120234],"n_dims_used":45,"mean_confidence":0.9139900207519531},"coverage":{"mean_confidence":0.9139900207519531,"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}}