{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013283","487:4870001713","487:4870001629","487:4870001632","494:4940008917","466:4660006704","487:4870001630","487:4870000658","487:4870001907","494:4940007019","494:4940007448","494:4940008265","487:4870000400","494:4940007774","487:4870000456","480:4800005870","487:4870000185","487:4870000655","494:4940007020","487:4870001443","494:4940007344","487:4870000746","466:4660006846","487:4870001620","466:4660006842"],"twin_admin_codes":[490,487,487,487,494,466,487,487,487,494,494,494,487,494,487,480,487,487,494,487,494,487,466,487,466],"twin_sims":[0.1203884354979378,0.10731568366464772,0.08703951650616251,0.07421404121493741,0.06773141515630701,0.06570033325470882,0.05916935659738763,0.05083758449872185,0.04391183643748577,0.043612197825800704,0.041590983672135845,0.04156120515625694,0.03882313993489518,0.03872408657698897,0.03536646938949827,0.03228771782699142,0.03209328021919391,0.03121876530450467,0.03041332589790112,0.028899794356922186,0.028501618210538218,0.026407420577308518,0.026137301424045592,0.02538491358817592,0.024699986792904076],"twin_dists":[0.2672406595451668,0.27439995726040795,0.2869840075759002,0.29620506589679935,0.30136507519360595,0.30306435106105123,0.3088365878955973,0.3170171773653379,0.32471589958298913,0.32507137422673155,0.3275243961733397,0.32756128025391923,0.3310520205770102,0.33118215711883664,0.3357696890316324,0.34031419967282966,0.3406134472208986,0.3419788312237377,0.3432656365248342,0.3457648550836325,0.346440987950852,0.350136907656941,0.3506318596221596,0.3520341464489446,0.353342277219474],"n_dims_used":45,"mean_confidence":0.9153248257107205},"coverage":{"mean_confidence":0.9153248257107205,"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}}