{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002459","489:4890002621","489:4890002379","489:4890002376","489:4890003345","489:4890002787","489:4890002455","489:4890002295","489:4890002622","489:4890002863","489:4890003346","489:4890003032","489:4890002375","489:4890002873","489:4890002864","489:4890002617","489:4890003035","489:4890003033","489:4890002132","489:4890002296","489:4890002049","489:4890003030","489:4890003113","489:4890003114","489:4890003193"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7396765833356411,0.641960651734003,0.5951082376980914,0.5699653193088796,0.5295554745166475,0.5273445688818017,0.5194969078318016,0.47103711296580464,0.44598690204258296,0.4377325311327866,0.43223051709005333,0.4268335749475518,0.415899287727385,0.41187789906812683,0.40599086928271527,0.3968039198093844,0.3917516718202975,0.3833211382844271,0.35712194733063723,0.347606297036641,0.34129449615089236,0.33826144605422304,0.3290717950858996,0.3207810586890927,0.3146669352415785],"twin_dists":[0.10085859657418612,0.12227919445362274,0.13232062218764917,0.13771347845923976,0.14644376191757874,0.14692485703741612,0.14863616423267717,0.1593617001294783,0.16504443458978243,0.1669427508521335,0.16821591356548193,0.16947113742479702,0.17203464463130305,0.17298465927827011,0.17438276080495682,0.1765827924747639,0.17780259678017615,0.1798545641261917,0.18637581420902238,0.18880416386652804,0.1904342259575367,0.1912232516787972,0.19363753223188676,0.19584766502052423,0.19749810899963963],"n_dims_used":45,"mean_confidence":0.9197225782606336},"coverage":{"mean_confidence":0.9197225782606336,"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}}