{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000450","491:4910000400","491:4910000570","491:4910000363","491:4910000686","491:4910000757","491:4910000106","491:4910000370","491:4910000237","491:4910000756","491:4910000564","491:4910000403","491:4910000357","491:4910000401","491:4910000316","491:4910000410","491:4910000353","491:4910000502","491:4910000624","491:4910000941","491:4910000355","491:4910000105","491:4910000929","491:4910000513","491:4910000517"],"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":[0.4902341221312131,0.405532508097974,0.39240792292542975,0.33973781824676946,0.28607682008014435,0.25268369587083095,0.24659701295815287,0.23901669073095802,0.2385704365702402,0.21125802597604337,0.20803879540214013,0.17249203373768834,0.16461069041410875,0.16036483982461047,0.15704579715378478,0.1532601125790397,0.15120194355979585,0.1460659571635427,0.145919184423454,0.13463177785181457,0.12852508034795604,0.11523564145646632,0.11141779273224749,0.09966635259661082,0.09193375140289575],"twin_dists":[0.15507603338834486,0.17449199157287104,0.1776437423517083,0.19083871196332747,0.20547234927313845,0.21542077171434396,0.2173215685563096,0.21973150459665636,0.21987491262086103,0.22901221872302757,0.23014042792802927,0.24348638229849928,0.2467049245240209,0.24848514795725835,0.24990077582847953,0.2515423553409557,0.25244733851414936,0.254745885089513,0.2548124428141541,0.26008719424165005,0.2630803997586937,0.2699875493622735,0.27208430739623224,0.27890842607862054,0.2837504655355256],"n_dims_used":45,"mean_confidence":0.889847649468316},"coverage":{"mean_confidence":0.889847649468316,"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}}