{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001311","491:4910001852","491:4910001677","491:4910001042","491:4910002932","491:4910001947","491:4910002054","491:4910002046","491:4910001848","491:4910001378","491:4910001179","491:4910001485","491:4910001380","491:4910001902","491:4910002099","491:4910001116","491:4910001223","491:4910002009","491:4910003268","491:4910000980","491:4910002343","491:4910002461","491:4910001043","491:4910002190","491:4910001556"],"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":[0.452041700691835,0.3390195681915442,0.2671040709684229,0.152924735139413,0.14606634428144852,0.14039694684427062,0.13827152559993616,0.11968821886807995,0.11862367085476103,0.11659533669579229,0.11050494905568897,0.10949591104747565,0.10722700565108365,0.10084917943109308,0.08537126574165835,0.08426284235398752,0.08358794754289361,0.07889165837676446,0.07466683422465595,0.06635815520796123,0.0636373006385624,0.06330149336960211,0.06327937989455103,0.06316636134625735,0.06261165924381522],"twin_dists":[0.16366049355968515,0.19102567673585635,0.21103040980235765,0.2516892108124949,0.25474570960680026,0.25735353306493897,0.2583513985490606,0.26760858515537517,0.26817111279026395,0.2692537122752112,0.2725938315662007,0.2731608489927772,0.27445076802167634,0.2781940106701549,0.288119207497747,0.2888832696509283,0.2893524262457904,0.2927037757414639,0.2958584874947943,0.3025093595972023,0.3048348437347104,0.30512746199505747,0.3051467759653534,0.305245573074207,0.30573258530732444],"n_dims_used":45,"mean_confidence":0.8981664021809895},"coverage":{"mean_confidence":0.8981664021809895,"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}}