{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003007","498:4980002619","498:4980002826","478:4780001490","498:4980002760","498:4980001691","498:4980002759","498:4980003365","498:4980002812","498:4980002819","498:4980003203","498:4980002875","498:4980003005","498:4980002317","498:4980001707","498:4980003369","498:4980003200","498:4980002620","498:4980002687","478:4780001677","498:4980002692","498:4980002823","484:4840001044","500:5000005743","498:4980002883"],"twin_admin_codes":[498,498,498,478,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,478,498,498,484,500,498],"twin_sims":[0.39044440048726886,0.38513386282717915,0.3624401745515241,0.35410555761975077,0.3358587936789355,0.33386831613718027,0.3171997312522831,0.3145086270808447,0.3117498001245148,0.3068961940166866,0.3033977068578763,0.2719183914768661,0.24991420933838818,0.24857424651022228,0.24725793215514813,0.24701583340772781,0.24320790371612547,0.24294379960149295,0.23590795723372024,0.23173204664205227,0.22330772500609927,0.22157991183164838,0.215478860260692,0.1948936388325391,0.1892934887399403],"twin_dists":[0.17811941004230294,0.1794115622238467,0.18503316739826303,0.18714190102828787,0.19185099217014392,0.19237288822194834,0.19681223141193688,0.19754108232548395,0.1982919602323463,0.19962225982526685,0.2005886772288096,0.20959773030958617,0.21628197534189017,0.2167008419242535,0.21711372728024514,0.21718981933727538,0.21839302602117983,0.21847692543134686,0.220734180527312,0.22209475641920298,0.2248895556201104,0.22547138492791993,0.2275505144896545,0.23487551016901875,0.23696002341421737],"n_dims_used":45,"mean_confidence":0.9242774963378906},"coverage":{"mean_confidence":0.9242774963378906,"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}}