{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003115","489:4890003191","489:4890003032","489:4890003270","489:4890003033","489:4890002873","489:4890003346","489:4890003113","489:4890003540","489:4890002787","489:4890003031","489:4890002954","489:4890002376","489:4890002864","489:4890002379","489:4890003035","489:4890002863","489:4890003030","489:4890003347","477:4770000036","489:4890002459","489:4890003604","489:4890002294","489:4890002700","489:4890002049"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489],"twin_sims":[0.8992691441900378,0.8287674960980189,0.8276108756876658,0.7780616883578342,0.7779193312225118,0.7531690990444511,0.7433559654611829,0.7091953122278373,0.672382415028353,0.6368108098046508,0.6352124249840098,0.6254667466612712,0.6240076990766157,0.6140150218238412,0.6077525378631033,0.5724197650015971,0.5666628637175513,0.5643554257783978,0.521519508861472,0.4962930191376248,0.4955787113753419,0.48342474958121473,0.4824075476784296,0.4441443925099759,0.4428012824629063],"twin_dists":[0.05984745672140529,0.07959846730700533,0.07989385966835293,0.0920093542632059,0.09204289259881328,0.0977887637386831,0.10002532299355957,0.1076665476052772,0.11571635056067592,0.12338522908910511,0.12372831088309315,0.1258184342479529,0.1261311403307233,0.12827180296789711,0.12961285005294645,0.1371861574307138,0.13842338810847377,0.13891969618924516,0.14819454085807598,0.15373417704077366,0.15389212504792693,0.15659003213638018,0.15681675999162395,0.1654669840090766,0.1657754282419009],"n_dims_used":45,"mean_confidence":0.91981201171875},"coverage":{"mean_confidence":0.91981201171875,"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}}