{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001296","491:4910001490","491:4910001548","491:4910002197","491:4910002043","491:4910001836","491:4910001663","491:4910001232","491:4910001606","491:4910001726","491:4910001483","491:4910001439","492:4920000450","491:4910002004","491:4910001541","492:4920000970","491:4910002351","491:4910001095","491:4910001614","491:4910001163","491:4910002352","491:4910002372","491:4910001109","491:4910001419","491:4910002973"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4246582602495765,0.37268202853404264,0.364765583434703,0.3557339609161882,0.33326469532658337,0.3304110253169608,0.24232935828851596,0.2418659950207788,0.23421568479190294,0.21681783567125923,0.21464619406333102,0.20777045459189683,0.20764281131232415,0.19859700374532163,0.1957309761971913,0.18895148306487916,0.18661807810062278,0.18651776464981917,0.1850590768918255,0.18326688133677513,0.16451937248679382,0.15585335869633624,0.1376715619652623,0.13575405867457171,0.13181165592570812],"twin_dists":[0.1699789159774646,0.18247524395673034,0.18444924193337905,0.18672791103410596,0.19253148951528715,0.19328342256119083,0.21867234690984277,0.21881993061536137,0.2212836302774832,0.2270908607466043,0.22783733023291164,0.23023500550503798,0.2302800230163611,0.23351978993841402,0.23456742811375078,0.23708871346058222,0.23797111183191708,0.23800921936971683,0.23856498678538798,0.2392520592445436,0.24674286082509583,0.25041469809371436,0.25863514767646795,0.25954826841186446,0.2614564862635646],"n_dims_used":45,"mean_confidence":0.8984449598524306},"coverage":{"mean_confidence":0.8984449598524306,"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}}