{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001397","489:4890001631","489:4890001630","489:4890002466","489:4890001883","489:4890001401","489:4890001970","489:4890001885","489:4890002051","481:4810004187","489:4890002138","480:4800004774","477:4770003990","485:4850008720","500:5000000946","470:4700007802","485:4850005105","496:4960005647","489:4890001803","481:4810003946","481:4810005534","489:4890002464","481:4810003741","481:4810005644","489:4890001969"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,481,489,480,477,485,500,470,485,496,489,481,481,489,481,481,489],"twin_sims":[0.5136110183207679,0.1537148657857906,0.12556381119508866,0.11307260845104453,0.0771910978378929,0.0699881261951084,0.061776888946076386,0.03390342697125719,0.027673896973080786,0.02376126584878488,0.022946870858174626,0.02221240724123918,0.02052542525899585,0.01725558887808327,0.017052499465988077,0.016637713992350204,0.015624632072503612,0.013883184025815462,0.012318492411783625,0.01215599294789183,0.011909794867009146,0.011436115333243346,0.011065375024075211,0.010891495778198966,0.010359487958783572],"twin_dists":[0.1499236647760964,0.2513436034431111,0.26457069634624164,0.27116879295767116,0.2939568450794536,0.2995250155417468,0.30647219752094523,0.33788535494360405,0.347872913011657,0.35518706342867323,0.3568393984805817,0.35837378144231685,0.36207231745554225,0.3700679655736108,0.3706071976733181,0.37172624994948167,0.3745660655391258,0.3798502145622745,0.38512345923066343,0.38570461814549634,0.3865983756401267,0.3883650637455373,0.3897937513255258,0.3904785263101591,0.392635834660702],"n_dims_used":45,"mean_confidence":0.919649166531033},"coverage":{"mean_confidence":0.919649166531033,"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}}