{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001892","489:4890002551","489:4890001738","489:4890001903","489:4890001998","489:4890001735","489:4890001654","489:4890003068","489:4890002082","489:4890000792","489:4890001647","489:4890001653","489:4890003428","489:4890003859","489:4890001908","489:4890002151","470:4700006736","479:4790000428","489:4890002582","470:4700006831","489:4890002403","489:4890001093","489:4890003449","489:4890002472","489:4890002817"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,479,489,470,489,489,489,489,489],"twin_sims":[0.8013524753601889,0.7877507087305223,0.7860616465886145,0.7593220110067633,0.7375202341411372,0.6941326283518497,0.6844029675821636,0.6557265921577065,0.6224926942626098,0.5941432752293784,0.5826616265915119,0.5732137476439751,0.5714022361208818,0.565726313929972,0.5597850802485226,0.5535692206271797,0.5391254676945963,0.5337088337234848,0.5302691256809592,0.5299713006413432,0.5277207492970646,0.5259508061237319,0.5258116064826533,0.5205239669405336,0.5187578531158996],"twin_dists":[0.08643327831359533,0.08971189588283819,0.09011456371236312,0.09637515434451924,0.10134567444062506,0.1109788292140078,0.11310396215522003,0.11931661208986281,0.12645579272545607,0.13252732570948395,0.13498810358082985,0.13701562665177391,0.13740473720089952,0.1386248011677918,0.1399035025120855,0.14124332362617495,0.14436610555705276,0.14554113608127153,0.146288562870573,0.14635332603371548,0.14684296902937793,0.1472283670360877,0.14725868932242459,0.1484118615144027,0.14879763358444634],"n_dims_used":44,"mean_confidence":0.9119104905561968},"coverage":{"mean_confidence":0.9119104905561968,"n_dims_used":44,"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}}