{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001453","496:4960001456","496:4960006158","496:4960006560","496:4960001812","496:4960002311","496:4960006561","496:4960001672","496:4960001030","496:4960002854","496:4960003275","496:4960002312","496:4960001686","496:4960002188","496:4960002502","489:4890005467","496:4960001811","470:4700005992","488:4880000912","496:4960007614","496:4960002733","496:4960001343","496:4960003144","496:4960002380","489:4890005466"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,489,496,470,488,496,496,496,496,496,489],"twin_sims":[0.8910549907985457,0.8279866053007887,0.8051548943722322,0.7832529726691291,0.7177986721771004,0.6836584778822761,0.6715950611058175,0.6702613338394366,0.6669132387973283,0.6660067889596135,0.6646540660613757,0.6293514387516612,0.6141068705038941,0.6140339057940883,0.6031345491441226,0.6001719685648319,0.5748494526151768,0.5503844360737171,0.5492261888058766,0.5480104042131247,0.5475942112736581,0.5472060094268535,0.5466888752742184,0.5464371592905978,0.5464326637994715],"twin_dists":[0.06238009268039515,0.07979797577794324,0.08550449490809643,0.09078209082990459,0.10576060762112315,0.11326615874298504,0.11588701414943132,0.11617599090078061,0.11690079266725659,0.11709687384466724,0.1173893779118198,0.12498561582653986,0.1282521326564426,0.12826775878328464,0.13060169328036214,0.131236103434807,0.13666438656766725,0.141930684356036,0.14218082333703264,0.1424434823026523,0.14253341940667613,0.14261731824030405,0.14272909793588548,0.1427835134768063,0.14278448534385157],"n_dims_used":45,"mean_confidence":0.9290847778320312},"coverage":{"mean_confidence":0.9290847778320312,"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}}