{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000861","493:4930003436","481:4810001890","493:4930003079","470:4700005394","470:4700005191","470:4700007138","493:4930000667","493:4930003439","470:4700006909","493:4930002416","493:4930000135","493:4930000266","481:4810002704","493:4930002604","496:4960005184","466:4660005110","470:4700008560","493:4930000173","493:4930001586","470:4700005299","466:4660008420","496:4960000705","493:4930003584","470:4700000426"],"twin_admin_codes":[493,493,481,493,470,470,470,493,493,470,493,493,493,481,493,496,466,470,493,493,470,466,496,493,470],"twin_sims":[0.6782443093424746,0.5163868717394594,0.37184140276610417,0.3595408592269206,0.34256489263941275,0.330212486794465,0.32883233549819346,0.32729292023134465,0.32473937730530794,0.32288827833698264,0.3216392401154666,0.3211391062961825,0.2969087536073118,0.29618314108648647,0.29231177084988474,0.2856850742680333,0.2845676316367183,0.2771204469230575,0.2745644558861708,0.2742647867507347,0.2698311755537385,0.26500385078109867,0.25483554923690643,0.2505948390164039,0.24187277919596667],"twin_dists":[0.11444407140837612,0.14931602003946998,0.1826838611327818,0.1857638746530957,0.19010485797042218,0.19333586887089105,0.1937009318575996,0.19410911818653698,0.1947885542806214,0.19528294339653698,0.19561742821259684,0.19575156451838746,0.20239849565089693,0.20260231001688864,0.2036947366447884,0.20558480839579615,0.20590610480466243,0.20806711990118038,0.20881695146277374,0.20890514262211904,0.21021691620175598,0.21166042671774185,0.21475576853415207,0.21606976346316756,0.21881776849875734],"n_dims_used":45,"mean_confidence":0.922156016031901},"coverage":{"mean_confidence":0.922156016031901,"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}}