{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001128","491:4910001187","491:4910001194","491:4910001124","491:4910001330","491:4910001186","491:4910001065","491:4910001624","491:4910001059","491:4910001323","491:4910001563","491:4910001267","491:4910001195","491:4910000987","491:4910001568","491:4910001001","491:4910001382","491:4910001182","491:4910001916","491:4910001000","491:4910001189","491:4910001117","491:4910001331","491:4910001264","491:4910001321"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7386056761384762,0.7047307702244764,0.6815125309554534,0.6210433961696004,0.5857992196736541,0.5327570284155326,0.48037261122406955,0.4243256037152163,0.41673941000736825,0.4099422851013916,0.36583854268392785,0.36024330695341367,0.35936993585175203,0.34307630646517806,0.31488272663733374,0.282277785925929,0.2800850704658287,0.24259675928357485,0.23754282800613155,0.23340572974943755,0.2333097901919752,0.22242181503203567,0.21456632939013226,0.20947303464421121,0.20638770781893773],"twin_dists":[0.10110060950831515,0.1086513901469288,0.11373337183317457,0.1267663241615984,0.13431536049634735,0.1457478572199658,0.15727078662897223,0.170056662320172,0.1718366753592045,0.17344336843442787,0.18418044841524225,0.18558656368418955,0.18580704568491538,0.18997245083777928,0.19743955139804356,0.20656688362352518,0.20720267845815069,0.21858726135996095,0.2202058100909196,0.221547528502226,0.2215788271501269,0.22518750298780893,0.22786487942630967,0.2296363296730013,0.23072368455291334],"n_dims_used":45,"mean_confidence":0.8970213148328993},"coverage":{"mean_confidence":0.8970213148328993,"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}}