{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001400","481:4810000839","488:4880001259","470:4700000476","472:4720000059","472:4720000389","470:4700007442","470:4700002731","479:4790000898","481:4810001860","481:4810001278","470:4700000026","481:4810003795","481:4810001950","481:4810002155","481:4810002315","488:4880000940","481:4810001911","481:4810004983","481:4810000872","470:4700002743","470:4700005307","481:4810000808","479:4790003018","496:4960004950"],"twin_admin_codes":[481,481,488,470,472,472,470,470,479,481,481,470,481,481,481,481,488,481,481,481,470,470,481,479,496],"twin_sims":[0.447418596919735,0.4174192657855088,0.4152059053536891,0.40447728561197804,0.397191180164182,0.3898735270662226,0.3892033767333531,0.3686403518947709,0.3333056953067188,0.3312087146182421,0.31892177623521395,0.3095502936918481,0.3077599123522352,0.30053535747924365,0.2952820913499179,0.2942728198474709,0.28436137336583767,0.2841900345759253,0.28414541178017794,0.27362723594014354,0.2735962357387577,0.27037026683876386,0.26812024809058277,0.2678072649487025,0.2673517455498691],"twin_dists":[0.1647165578382561,0.17167659709001995,0.17219816517555722,0.17474366833270044,0.17648958962594388,0.1782579151966966,0.17842062836968267,0.1834804103903446,0.19252071182494274,0.19307287742717938,0.1963476691364135,0.19889332801995369,0.19938464830485444,0.20138419159987023,0.20285581211492149,0.2031403040622617,0.20596549286695656,0.20601484627661507,0.20602770262559778,0.20909296761729693,0.20910210724632644,0.21005670891576325,0.21072668561230706,0.21082015659000666,0.21095631656785255],"n_dims_used":43,"mean_confidence":0.9122493655182594},"coverage":{"mean_confidence":0.9122493655182594,"n_dims_used":43,"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}}