{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002367","490:4900004051","490:4900005150","491:4910002011","491:4910005808","490:4900005283","491:4910003062","497:4970000568","497:4970000569","490:4900009821","490:4900004330","491:4910002467","497:4970000440","490:4900012650","490:4900006669","490:4900003104","490:4900005016","491:4910001865","491:4910002116","490:4900005284","490:4900002216","491:4910001971","490:4900007990","490:4900011141","491:4910002965"],"twin_admin_codes":[490,490,490,491,491,490,491,497,497,490,490,491,497,490,490,490,490,491,491,490,490,491,490,490,491],"twin_sims":[0.051944253703538265,0.02202588232219688,0.021067457498703573,0.019884821979300443,0.01885459286515809,0.0117165639085898,0.009419396608200297,0.007251286124339015,0.00704302671587226,0.006848712281324524,0.006520881000264379,0.006246969137858843,0.0047003338279452975,0.004579347084644694,0.004067112748543817,0.0036036781879252426,0.00358707429079237,0.003319183105518786,0.0032858098061082784,0.0028224547443219147,0.002759692493177265,0.0025747211763754167,0.002488879307601478,0.002381828833102749,0.00228750425734923],"twin_dists":[0.31586928781130635,0.3587704632402412,0.3608560106839558,0.36354643874146936,0.36600643297050384,0.38731140423297,0.39670158412194917,0.4076725372476335,0.40887645693070135,0.410028982853529,0.41204186198369797,0.41379482686246366,0.42523222707401825,0.4262653538519984,0.43093372301821353,0.43564325814316573,0.4358220279034489,0.4388157609417163,0.4392040309658489,0.4450034524751528,0.4458550109970554,0.4484720077263419,0.4497455327785958,0.4513913566163254,0.45289875828005693],"n_dims_used":45,"mean_confidence":0.895099385579427},"coverage":{"mean_confidence":0.895099385579427,"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}}