{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009042","490:4900008830","490:4900009371","490:4900008712","490:4900009874","490:4900007936","490:4900009473","490:4900008716","490:4900009475","490:4900008939","490:4900008051","490:4900009259","490:4900010878","490:4900008829","490:4900010074","490:4900009566","490:4900009567","490:4900009372","490:4900009477","490:4900008936","490:4900008935","490:4900009571","490:4900009775","490:4900008491","490:4900009882"],"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":[0.2501328513588131,0.2491391722161934,0.24286928285554307,0.2420739336102538,0.23711681622992714,0.2332182424576954,0.229347598161385,0.21845382057323554,0.21659934680900808,0.20618571758952486,0.19899874377796203,0.19155971258775376,0.190994559161339,0.18987010911031993,0.1897208189500267,0.18590798204642547,0.1734866482584232,0.17164942989188856,0.16680427343125417,0.1471092693309108,0.1431704975757018,0.13640003072396611,0.13473276418849878,0.1332271268914778,0.13229287379635232],"twin_dists":[0.21621376525077324,0.216524072791029,0.21850060824259374,0.21875367842714996,0.22034326264172374,0.2216087009188641,0.22287888856695165,0.22653183236233432,0.2271657345090993,0.23079525723625413,0.23337377633405848,0.2361113681316535,0.2363223477122442,0.23674342023755574,0.236799455802947,0.23824117667500844,0.24308775658212659,0.2438253732444717,0.24579817566307144,0.2542741897238548,0.25606816632419205,0.25923958196279934,0.2600385623082993,0.2607664889894415,0.26122128479402346],"n_dims_used":45,"mean_confidence":0.9178912692599827},"coverage":{"mean_confidence":0.9178912692599827,"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}}