{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006187","490:4900005035","490:4900004892","490:4900004617","490:4900007426","490:4900004200","490:4900005033","490:4900007539","490:4900006800","490:4900005295","490:4900005550","490:4900006553","490:4900004205","490:4900004052","490:4900005421","490:4900004063","490:4900003920","490:4900006802","490:4900005156","490:4900004340","490:4900002969","490:4900007418","490:4900007039","490:4900003378","490:4900002524"],"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":[0.16084324959908572,0.15840084701195123,0.1171920147024025,0.08488951115096045,0.07414590343395698,0.07111697633988744,0.04974262647740204,0.03965485915968667,0.03120372425098127,0.02699483539880927,0.025152320019329183,0.02331302495096548,0.022309320779625726,0.02223254968897943,0.021229383665088652,0.019768161468636133,0.01868398012230012,0.017775358901933706,0.016495873824258375,0.015506483279655934,0.015386223621458011,0.014997142431527053,0.014963726157248553,0.014929592963816013,0.013950015982841606],"twin_dists":[0.24828286096615604,0.2493202161367097,0.2689337534695601,0.28845031453573555,0.29625736788750057,0.2986226091955837,0.31817357076601294,0.32997024624161314,0.34200259965680985,0.3490754531157744,0.35247491480126014,0.35609031662200125,0.35816881687346674,0.358331117881905,0.3604979385774696,0.3638193390817318,0.3664251082717997,0.368712828265876,0.3721145443394075,0.3749077206559179,0.3752578405238437,0.37640734677533033,0.3765072928516428,0.37660958640725667,0.37963690558019575],"n_dims_used":45,"mean_confidence":0.8955537584092882},"coverage":{"mean_confidence":0.8955537584092882,"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}}