{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005574","480:4800005570","480:4800005487","480:4800005159","480:4800005493","480:4800005409","480:4800002560","480:4800005490","480:4800004381","480:4800005244","480:4800005158","480:4800005327","480:4800005242","480:4800002567","480:4800005324","480:4800002568","492:4920000352","492:4920001004","492:4920000901","480:4800005156","492:4920000348","492:4920000953","480:4800005575","480:4800005066","480:4800005491"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,492,492,480,492,492,480,480,480],"twin_sims":[0.6468455596104565,0.39123668944448997,0.28461684660876324,0.24672653234895886,0.20782109783158567,0.17561010990099676,0.17388002262715924,0.15625757621572398,0.15622924551630868,0.15074526894160734,0.14406395440848385,0.14340505916303747,0.13926906804438222,0.13774157395067885,0.1226469044508968,0.12256756373230071,0.12010774719060413,0.10753989662980307,0.09727241669690495,0.0969542326408465,0.0937830430535456,0.0933713729358245,0.09266070138473131,0.08707485618163713,0.08375313375734397],"twin_dists":[0.12122901160924111,0.1779273421366407,0.20589193814042656,0.2172808100233557,0.23021714976129853,0.2422421378369597,0.24293054912075132,0.2502401658649654,0.25025238767851044,0.25264936547462963,0.25565804867122793,0.2559603135278,0.25788164656482804,0.2586019883471399,0.26606498069941903,0.26610600172812937,0.26738794905616936,0.2742716327983497,0.28037491400177816,0.2805719547008572,0.2825640999601681,0.2828265876844149,0.283281880970845,0.2869601478205418,0.28923731749960907],"n_dims_used":43,"mean_confidence":0.9106239496275436},"coverage":{"mean_confidence":0.9106239496275436,"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}}