{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001509","490:4900001510","490:4900003130","490:4900001376","490:4900003131","490:4900003266","490:4900004493","490:4900002994","490:4900003521","490:4900003527","490:4900003127","490:4900002991","490:4900002996","490:4900003657","490:4900002697","490:4900002550","490:4900003952","490:4900003267","490:4900003661","490:4900003536","490:4900002696","490:4900003654","490:4900001516","490:4900002990","490:4900002995"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3446621731672925,0.33722028266199977,0.30892161888358305,0.30776745723995186,0.23730033603168948,0.2362926536141847,0.2329204330518508,0.20735031924446046,0.20149051213487115,0.1940944100835807,0.16217043440463635,0.16110822397250366,0.16079501597307116,0.16073236583178147,0.15509967153927953,0.14952718955090402,0.14321249549059198,0.14250571123045525,0.1419917029338855,0.1393730094912954,0.13728773808087374,0.12870190314072952,0.12108828242345225,0.11835967011414371,0.11498311702482124],"twin_dists":[0.18956252999624637,0.19149497953362765,0.1990656638530301,0.1993825743770108,0.22028403030580457,0.2206096366768917,0.22170593509644718,0.23038325097774723,0.2324726466013726,0.2351704292204766,0.24772396245010195,0.24817100933096656,0.2483032358588792,0.2483297072189581,0.25074100943979627,0.25319044008998637,0.2560488457962687,0.25637455390415226,0.25661217983310797,0.2578328442493905,0.25881716017867534,0.26299223728653703,0.26687455784763275,0.26831121331809865,0.27012457020366604],"n_dims_used":45,"mean_confidence":0.9078518337673611},"coverage":{"mean_confidence":0.9078518337673611,"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}}