{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009066","490:4900008070","490:4900011749","490:4900007840","490:4900008746","490:4900009697","490:4900008294","490:4900011487","490:4900011489","490:4900010812","490:4900008629","490:4900008738","490:4900011284","490:4900008069","490:4900010094","490:4900012216","490:4900008524","490:4900008739","490:4900011877","466:4660004987","490:4900008747","490:4900010106","466:4660003370","490:4900010388","490:4900011880"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,490,490],"twin_sims":[0.5972138497238965,0.5126725788591273,0.504384972743012,0.49844314409911106,0.4692656898284139,0.41808483314269934,0.41172717261877734,0.4050546920914435,0.39547666661446035,0.3717045682781724,0.3554546093923769,0.3499575485213797,0.3352065221029557,0.32857998740908223,0.312567148465194,0.30825980373334344,0.3061622322013897,0.30597194593389315,0.28607230258482136,0.28408834121642534,0.2810620692953149,0.2788129320290786,0.2786357669531587,0.27250272547173193,0.26842900241657974],"twin_dists":[0.1318696226248509,0.1501292769333422,0.1519493168743496,0.15325913150101333,0.15975999659018567,0.17151999114572034,0.17302034510517383,0.17460591720297822,0.17690254313741796,0.18271784124968823,0.18679886100922632,0.1882009418055302,0.19202183002742879,0.19376777136731832,0.1980691069665322,0.19924730208495672,0.19982447819846272,0.19987695082642282,0.20547364559070655,0.20604414709531219,0.20691901889688724,0.2075729301414218,0.20762457489048236,0.2094249092940432,0.21063454382806618],"n_dims_used":45,"mean_confidence":0.9212148030598958},"coverage":{"mean_confidence":0.9212148030598958,"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}}