{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005232","477:4770003448","489:4890005236","477:4770003450","468:4680004493","489:4890005198","489:4890004770","489:4890005326","489:4890005199","489:4890004494","489:4890005128","489:4890005119","489:4890005345","489:4890005127","489:4890005157","489:4890004814","468:4680005463","477:4770003246","489:4890005156","489:4890004813","477:4770002996","477:4770002143","489:4890005052","489:4890005162","489:4890005268"],"twin_admin_codes":[489,477,489,477,468,489,489,489,489,489,489,489,489,489,489,489,468,477,489,489,477,477,489,489,489],"twin_sims":[0.667388574958569,0.4506768986496493,0.3652705281010755,0.34381416141585147,0.338941669640419,0.3384986138069808,0.3372973758677383,0.3371929132267589,0.33114142347752107,0.3197065554883577,0.317237773932901,0.3094878471501928,0.3063615342707285,0.30001346890793473,0.2964956591770978,0.2896238517349903,0.27285729106241485,0.26788251085881615,0.25938522693756244,0.2587498319888785,0.2583040422011289,0.25533672945942604,0.25172046386096714,0.24792705653589808,0.24658418729415998],"twin_dists":[0.11679794413099588,0.1639718361522863,0.1843226956677592,0.18978160225521307,0.19104596698570475,0.19116141756402696,0.1914748438716341,0.19150212864340135,0.19309062776882727,0.19613642475180365,0.19680195316124702,0.19891043722295765,0.19976953959890648,0.20152971237596884,0.20251449207854028,0.20445827177374737,0.2093201551202221,0.2107976785595981,0.2133613683969914,0.2135551737180945,0.21369132558383366,0.21460139737127545,0.2157196137959321,0.21690366881186313,0.21732560542077262],"n_dims_used":45,"mean_confidence":0.9207748413085938},"coverage":{"mean_confidence":0.9207748413085938,"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}}