{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002907","480:4800003442","480:4800002986","480:4800003292","480:4800003237","480:4800003335","480:4800003027","480:4800002609","480:4800002763","480:4800003501","480:4800003515","480:4800003152","480:4800003238","480:4800002956","480:4800003441","480:4800003635","480:4800003448","480:4800003686","480:4800002809","480:4800003402","480:4800003503","480:4800004149","480:4800003192","480:4800002862","480:4800003708"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.2922938561964049,0.2456788763834889,0.21811249735755678,0.19599101800578964,0.18550226780438847,0.1760789840378147,0.1636601308969242,0.14012870740986655,0.13550001660540473,0.13280004346349966,0.13257421944349257,0.11980974501752577,0.11830470911809135,0.11342454940245673,0.10893374989823032,0.10754901740358877,0.10180515329031554,0.10057814398812613,0.08991745918337603,0.08516385028714853,0.08445000690168981,0.07917129993066443,0.07819582330580234,0.07732492308550883,0.07624882634149731],"twin_dists":[0.20369981166634726,0.21761089297359754,0.22664823225444083,0.23447193684243162,0.2383958040879859,0.24205640351842359,0.24710056436361166,0.2574788448754487,0.25966996747725707,0.2609740951140527,0.2610840716985211,0.2675446120388501,0.26834041023152955,0.27097541798942026,0.273478504921039,0.2742664170745729,0.2776213854709447,0.27835713193184003,0.28506566267929223,0.28826157986076517,0.28875369253315925,0.2924998027034648,0.29321385620872964,0.29385743459277014,0.29466075579663026],"n_dims_used":43,"mean_confidence":0.9127085486123728},"coverage":{"mean_confidence":0.9127085486123728,"n_dims_used":43,"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}}