{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001059","491:4910001117","491:4910001323","491:4910001679","491:4910001382","491:4910001186","491:4910001448","491:4910001253","491:4910001563","491:4910001855","491:4910001187","491:4910001568","491:4910001065","490:4900002067","491:4910001073","491:4910001514","491:4910001386","491:4910001129","491:4910001130","491:4910001200","491:4910001456","491:4910001267","491:4910001125","491:4910001506","490:4900002373"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,490],"twin_sims":[0.586186512008049,0.46960580704095944,0.46519324916655314,0.4193759889983153,0.3996508116195809,0.3629259088896545,0.33218080195481253,0.32448766187415656,0.3091646050073951,0.30698669415099744,0.3016765892980726,0.2603283093074684,0.25804528615573774,0.25779663912087347,0.2570716365365398,0.25594935620189796,0.25546398392017544,0.24786710532505257,0.23754282800613155,0.23433161078055376,0.22766620544094238,0.22366905835789386,0.22285757430124417,0.208289127076726,0.19849413093059934],"twin_dists":[0.1342323366511492,0.1596834834315933,0.1606776136753309,0.1712164889303131,0.1758985922480442,0.18491104000760442,0.192816675935407,0.1948556898507467,0.19899903129996016,0.19959734490380743,0.20106648953196907,0.21307426371708463,0.21377042209932795,0.21384647565211454,0.2140684965783431,0.2144129595638686,0.21456223163426832,0.2169224744691062,0.2202058100909196,0.22124590844342068,0.22343506044776648,0.22476825899523925,0.22504085063968834,0.23005227265894634,0.23355721216644412],"n_dims_used":45,"mean_confidence":0.896337890625},"coverage":{"mean_confidence":0.896337890625,"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}}