{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000371","491:4910000143","491:4910000555","491:4910000286","491:4910000258","491:4910000046","491:4910000071","491:4910000081","491:4910000021","492:4920006626","491:4910000325","491:4910000519","491:4910000102","491:4910000620","491:4910000097","491:4910000083","490:4900000853","491:4910000368","491:4910000228","491:4910000138","491:4910000029","491:4910000048","491:4910000331","491:4910000467","491:4910000675"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491],"twin_sims":[0.8826938041567652,0.6533654357847419,0.5921784773558795,0.5641309586528755,0.42619337674416585,0.36196792099787073,0.3416989474387114,0.3043329647542879,0.2985429922406248,0.27136389691819873,0.2591799335758564,0.2550389786228558,0.2525403680314773,0.2452724524082043,0.21268594418580744,0.20897236652134887,0.18770322405453033,0.1764760537549634,0.15895055827532525,0.14819315225688623,0.14415625507689123,0.1360700197095926,0.12916300995412783,0.12301457141087391,0.12208429113801035],"twin_dists":[0.06487926937972952,0.11982548191489782,0.13294824507115657,0.1389679903704892,0.16962046583014762,0.18515198497447324,0.19032929537408355,0.20032969360832367,0.20194053094136524,0.20976193778208926,0.21342395333157113,0.21469308598787623,0.21546519307664752,0.21773918806271728,0.22851552718722867,0.2298120339461252,0.23755979757671192,0.24189938820254567,0.2490857289513237,0.2537867631730275,0.2556157881795427,0.2593971449808845,0.26276276300376394,0.2658751515951653,0.26635630298802576],"n_dims_used":45,"mean_confidence":0.8904444376627604},"coverage":{"mean_confidence":0.8904444376627604,"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}}