{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005023","490:4900004781","490:4900004353","490:4900005324","490:4900004362","490:4900006787","490:4900005179","490:4900004368","490:4900004500","490:4900005448","490:4900004881","490:4900007187","490:4900003934","490:4900006459","490:4900005159","490:4900004910","490:4900005196","490:4900003928","490:4900006802","491:4910001398","490:4900006201","490:4900004783","490:4900005708","490:4900004887","490:4900006679"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.007361618179656328,0.004059682010675658,0.002179515033215473,0.0015638610147557823,0.0012291334678082612,0.0010941554864316698,0.0010622175416628216,0.0009058165410325101,0.0008538809890700982,0.0007956657789895358,0.0007362643919755826,0.0007315059422651898,0.0007285820961776431,0.0007098424792147781,0.0006550047655379162,0.00047417768456839735,0.0004415225937082639,0.0004086338300000455,0.0003765317296680097,0.0003723795011330947,0.00032476702909742613,0.00032003060807529174,0.0003188732513738997,0.00031443549452140745,0.0002828534588690522],"twin_dists":[0.4070472596986609,0.4310052951434366,0.45469623308217527,0.4668476603825754,0.47546997849891454,0.479578930997266,0.4806197169624931,0.48617742877027326,0.4882216302713125,0.4906551333607207,0.49331525241359925,0.4935369007572358,0.49367375992410434,0.49456325746823177,0.497297808256714,0.5081372616403999,0.5105002944583025,0.5130516049472148,0.5157344586337087,0.5160969972522752,0.5205489494858349,0.5210247800557222,0.5211420542963555,0.5215954608684626,0.5250072853400327],"n_dims_used":45,"mean_confidence":0.9173816257052951},"coverage":{"mean_confidence":0.9173816257052951,"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}}