{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001688","477:4770000484","477:4770001632","479:4790001922","467:4670001025","472:4720007876","477:4770000592","472:4720003238","489:4890003960","477:4770003430","472:4720003470","477:4770001208","489:4890004039","472:4720003571","489:4890004307","472:4720008101","477:4770002659","479:4790000517","485:4850001295","472:4720007995","479:4790002500","489:4890004080","477:4770003031","466:4660014150","467:4670000790"],"twin_admin_codes":[477,477,477,479,467,472,477,472,489,477,472,477,489,472,489,472,477,479,485,472,479,489,477,466,467],"twin_sims":[0.5475144569109313,0.41715996913075293,0.3861844627486682,0.2229031072654083,0.2052529904109803,0.19306260456575056,0.191391255069526,0.15827902698523683,0.15616428719671505,0.1541074784674367,0.15258840657751452,0.14298863835791686,0.14226266024462036,0.14222533842395396,0.1405181773964998,0.13935922001934514,0.13630240046636474,0.13489158027747605,0.13219196448437348,0.1311136384265695,0.12953910964629892,0.12907050268441472,0.1280247078589859,0.12675890420864036,0.12330281538572867],"twin_dists":[0.14255065522705643,0.171737637682945,0.1791552663842971,0.22502553781644954,0.23112638043248757,0.23555242111230645,0.23617421016869952,0.24937226042999455,0.25028041669707096,0.25117235673113675,0.2518367202720589,0.25615187662004235,0.2564868367518823,0.25650409103313704,0.25729695705941386,0.25783931708301955,0.2592861655363475,0.25996213664774964,0.2612705520823246,0.2617988036974581,0.26257605132192413,0.26280875043428187,0.2633303797356031,0.2639660783372601,0.26572663101986316],"n_dims_used":45,"mean_confidence":0.9208730061848959},"coverage":{"mean_confidence":0.9208730061848959,"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}}