{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001302","493:4930003426","493:4930000554","493:4930003760","493:4930003238","493:4930003424","493:4930003923","493:4930001169","493:4930000482","493:4930003916","493:4930003587","493:4930001892","493:4930004241","493:4930000475","493:4930000644","493:4930000962","493:4930002046","480:4800005691","493:4930002381","493:4930001170","493:4930000740","493:4930001556","493:4930001726","493:4930003753","480:4800005830"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,480,493,493,493,493,493,493,480],"twin_sims":[0.6748903399183294,0.6224907351433736,0.5391913471852908,0.5322962811591666,0.52296828436984,0.5110430540214002,0.5033403419334207,0.47305392014986863,0.46848413749894474,0.45592677962269673,0.45222933308887814,0.4445637649332608,0.4384949332010393,0.4374831041546041,0.435350231777296,0.4070129134357966,0.4043100685383758,0.4030996824194796,0.3914859683795018,0.3907909075086979,0.37732920089089184,0.3739788461221184,0.37393845881713056,0.3651140967367052,0.36466976839480425],"twin_dists":[0.11517239374642463,0.12645621251878855,0.1443518285301397,0.14584795347792848,0.14787845367024618,0.15048653157855194,0.15217928689966312,0.15890884175057812,0.15993588685753513,0.1627761102104057,0.16361771759579744,0.16537074893560894,0.16676683445730212,0.1670003297839649,0.16749322470085787,0.17413939777213944,0.17478357752343726,0.1750726776688464,0.17786694916528945,0.17803538686691056,0.18132611189369433,0.182153868818205,0.18216386924786082,0.18436189014895976,0.18447326450035584],"n_dims_used":45,"mean_confidence":0.9249432881673177},"coverage":{"mean_confidence":0.9249432881673177,"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}}