{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002159","490:4900001059","490:4900000196","490:4900001063","490:4900000598","490:4900000199","490:4900001092","490:4900001997","496:4960008684","490:4900000358","490:4900000230","496:4960009276","490:4900000326","490:4900000924","490:4900003353","490:4900001064","496:4960008863","496:4960008387","490:4900000328","490:4900002344","490:4900002191","496:4960008772","490:4900000918","490:4900004186","490:4900001424"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,496,490,490,490,490,496,496,490,490,490,496,490,490,490],"twin_sims":[0.5429047166763769,0.5397561332152973,0.5295674042010546,0.4563581591886211,0.435981989375494,0.42843079383723853,0.37561799554629804,0.369704213568882,0.36468535323809687,0.36138911452352324,0.35129514223956404,0.3496755893994115,0.3447547490677705,0.3391942967229214,0.3227665354674539,0.3181144726410452,0.31415443341991206,0.31331269348076235,0.3115733127373446,0.30677092757584956,0.29976986260169947,0.2993760606156524,0.29795075435823903,0.29627414636977334,0.2943129553917416],"twin_dists":[0.14354761586320405,0.14422944493174852,0.14644116718106148,0.16267808294024771,0.16734712925872916,0.16909898262937467,0.18174844023666215,0.1832152990920262,0.18446935688095392,0.18529771840741288,0.1878587251575979,0.18827316694201818,0.18953863160994897,0.19098017427958136,0.19531551358759067,0.19656528187407055,0.1976372739857771,0.1978661207019043,0.19834012398260953,0.19965675299368105,0.2015976889891752,0.20170764502489513,0.20210632401542372,0.2025767317995064,0.2031289797172957],"n_dims_used":45,"mean_confidence":0.917218271891276},"coverage":{"mean_confidence":0.917218271891276,"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}}