{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000467","498:4980002645","473:4730004981","498:4980001722","473:4730007736","500:5000009446","473:4730007944","473:4730007739","498:4980003294","498:4980001355","498:4980000670","498:4980002081","500:5000008001","498:4980003176","498:4980000665","500:5000009440","498:4980002988","498:4980001900","478:4780004194","484:4840007224","473:4730005187","498:4980001162","498:4980003156","498:4980003398","498:4980002498"],"twin_admin_codes":[498,498,473,498,473,500,473,473,498,498,498,498,500,498,498,500,498,498,478,484,473,498,498,498,498],"twin_sims":[0.456186218331899,0.41023288206675695,0.3784421249992401,0.3567553756298108,0.324361769878481,0.31834756869586733,0.3019787966999388,0.2903264055461563,0.27874794406062453,0.27415620001365354,0.2729922222835618,0.2710866996064203,0.2701729265922083,0.2676610336613307,0.2667314723117677,0.26442686575150515,0.26172377209480885,0.2576613938238799,0.25411404751190503,0.2534690037716363,0.2519704847185325,0.24544699700581152,0.24349447719431574,0.24071853020537498,0.24030377929338995],"twin_dists":[0.16271715097757095,0.173374441213333,0.18105194106174222,0.1864687355077299,0.19488927763558256,0.19650241776548985,0.2009824768619724,0.2042582973285523,0.20759187222845607,0.2089371137566952,0.2092803125353353,0.20984410428651398,0.21011533161569892,0.21086385112306738,0.2111419552244742,0.21183405301850694,0.2126506362667382,0.21388786250820477,0.21497834064646446,0.21517766665854687,0.21564197508018454,0.21768407313836416,0.2183020552329843,0.21918619467458375,0.21931885935601916],"n_dims_used":45,"mean_confidence":0.9273583306206598},"coverage":{"mean_confidence":0.9273583306206598,"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}}