{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000732","493:4930003753","493:4930000550","493:4930003426","493:4930001170","493:4930000554","493:4930004954","493:4930002881","480:4800004344","493:4930000608","493:4930003424","493:4930003241","493:4930004543","480:4800003974","496:4960007077","493:4930003415","493:4930003923","493:4930001429","493:4930003759","496:4960007606","493:4930000635","493:4930003238","493:4930000544","496:4960005403","493:4930001155"],"twin_admin_codes":[493,493,493,493,493,493,493,493,480,493,493,493,493,480,496,493,493,493,493,496,493,493,493,496,493],"twin_sims":[0.6272592478150187,0.5665105118568258,0.5600483254753222,0.5156610961632712,0.510664551130144,0.5102638734688083,0.455197551867614,0.442873168391696,0.4290988028325152,0.42257699348025207,0.4170006786179706,0.39384183014734003,0.39248749064377136,0.3868175903729061,0.3859628103755746,0.3802581884155139,0.37985293494593697,0.3739788461221184,0.3712384038991394,0.3694461608713818,0.364595517978271,0.36343035368290916,0.35195077492498444,0.35060998790068376,0.34688347815021525],"twin_dists":[0.12543419588980434,0.13845614994396568,0.13984680758495496,0.1494748172780745,0.15056955542804806,0.15065746043671885,0.1629418976222859,0.16575891056605943,0.1689435043679209,0.17046575541011996,0.17177514405005084,0.17729707515399662,0.17762449032645286,0.1790009735083613,0.1792093113024269,0.1806053891145158,0.18070494730451517,0.182153868818205,0.18283365037623134,0.1832795701433681,0.1844918826147335,0.18478429591098866,0.18769123338917132,0.1880339331743726,0.1889900368153432],"n_dims_used":45,"mean_confidence":0.9255040486653646},"coverage":{"mean_confidence":0.9255040486653646,"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}}