{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001831","479:4790000072","489:4890002999","470:4700008612","489:4890001664","489:4890003164","489:4890003600","489:4890001917","489:4890003464","489:4890002743","470:4700008012","489:4890001914","489:4890001994","489:4890002413","489:4890001745","489:4890001758","489:4890001764","489:4890002573","489:4890001749","489:4890002015","489:4890001672","489:4890003135","489:4890001833","481:4810003194","489:4890002079"],"twin_admin_codes":[489,479,489,470,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,481,489],"twin_sims":[0.5975523331143602,0.49788771730662174,0.48410536742507604,0.4829406122187656,0.47202622131589606,0.469688320391688,0.46767641090593187,0.46081245894654477,0.4568702588657392,0.4534595314184318,0.4532628794670986,0.44204266898234396,0.4308405951682579,0.4242318048166465,0.41629134681651686,0.41310326153587434,0.4103979940726281,0.4099740654822,0.4041717742901462,0.4010927592765766,0.3992724182687245,0.39913247534116547,0.3974737916372498,0.3958786970954144,0.3950048973443066],"twin_dists":[0.13179712783933942,0.15338179090734116,0.15643840993638686,0.15669792463844465,0.1591395227977429,0.15966492396260074,0.16011777276041278,0.1616678256789263,0.16256175632922687,0.16333742224998782,0.16338220970339204,0.1659498028136671,0.16853856863876865,0.17007858898360642,0.17194223714360327,0.17269475473013152,0.17333528754465394,0.1734358293435678,0.1748165893765121,0.17555289270487592,0.17598940392825904,0.1760229991480556,0.17642159916382597,0.17680563727565327,0.1770163168505155],"n_dims_used":43,"mean_confidence":0.9105103071345839},"coverage":{"mean_confidence":0.9105103071345839,"n_dims_used":43,"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}}