{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001437","491:4910001610","491:4910001177","491:4910000978","491:4910002151","491:4910002418","491:4910002049","491:4910001843","491:4910001988","491:4910001788","491:4910003367","491:4910001547","491:4910001669","491:4910002104","491:4910001176","491:4910001948","491:4910001488","491:4910003175","491:4910001998","491:4910003497","491:4910001229","491:4910001724","491:4910003143","492:4920002987","492:4920004500"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492],"twin_sims":[0.22460284056981253,0.18546724210925472,0.1381737764573004,0.13018074977863228,0.06219790790934979,0.058943815615818886,0.056992394908753644,0.04899153749827134,0.0439842451252886,0.03980230334826899,0.038086097805798046,0.02886782813679251,0.027674838235794724,0.024301333930259638,0.023466386530430018,0.022663039228392124,0.0215913813079033,0.019852875983979446,0.019107001103677718,0.0190643010252318,0.016384947490953036,0.016295707176087776,0.0159409885357578,0.015157249850576586,0.013299681217186003],"twin_dists":[0.22445539918803661,0.23840916436489543,0.2583975655677253,0.2622584571347497,0.3060981544345213,0.30904509939922525,0.31087717448717633,0.31897912812711826,0.3246303037467957,0.3297804782706219,0.3320271660048696,0.3458188396695249,0.347871263857485,0.3541181708773801,0.35577959575444407,0.35742723221229583,0.3597059591811442,0.36362102984886685,0.365393068649215,0.36549633240066415,0.37242025904367887,0.37266752917736423,0.3736623111292921,0.3759311797260005,0.3817521415530469],"n_dims_used":45,"mean_confidence":0.898296610514323},"coverage":{"mean_confidence":0.898296610514323,"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}}