{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005521","466:4660009053","470:4700005436","496:4960005002","466:4660001431","490:4900007010","466:4660012600","490:4900001157","466:4660014284","493:4930000213","467:4670001239","494:4940000892","466:4660002446","490:4900007030","480:4800005566","487:4870010455","494:4940001241","490:4900001222","469:4690000202","496:4960009733","474:4740000992","468:4680002886","488:4880004352","469:4690003116","478:4780001360"],"twin_admin_codes":[490,466,470,496,466,490,466,490,466,493,467,494,466,490,480,487,494,490,469,496,474,468,488,469,478],"twin_sims":[0.2019204912107959,0.12906360436673245,0.12544603435743637,0.08343204197396496,0.07598350117970536,0.06617437846514546,0.0643175927771087,0.05457000726404157,0.05161370351650139,0.037906514165641246,0.036716890249671445,0.036340240946702615,0.0354191309616695,0.03277571276782356,0.030293429031771346,0.029941797293247648,0.0272837395669139,0.025251545676206362,0.025249342858553334,0.025045279797366298,0.02485881004121097,0.02431003024505379,0.023941675904120774,0.023940777011645126,0.02360033672469222],"twin_dists":[0.23231792529618797,0.26281218074003554,0.26463051766962087,0.2894612345930131,0.29486022709107895,0.3026639548814246,0.3042458977559859,0.3132248934809622,0.31621000302738045,0.33226718373923025,0.3338819424783252,0.33440244731375435,0.33569493518806276,0.3395698803107174,0.3434596786418685,0.3440325832613117,0.348560689096191,0.3522864517177097,0.3522906286621743,0.35267894220591367,0.3530361760091171,0.354101128217596,0.35482768006851,0.3548294648722149,0.3555096403644375],"n_dims_used":45,"mean_confidence":0.9066640218098958},"coverage":{"mean_confidence":0.9066640218098958,"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}}