{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010407","490:4900007663","490:4900011168","490:4900010492","490:4900007289","490:4900012582","490:4900012229","490:4900005821","490:4900012228","490:4900007412","490:4900006795","490:4900011217","490:4900005022","490:4900011759","490:4900005561","490:4900010902","490:4900010663","490:4900007538","490:4900008899","490:4900011219","490:4900006428","490:4900010665","490:4900004743","490:4900008101","491:4910005464"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.019798659297688866,0.016692223417610168,0.014355782671572127,0.013829213571253664,0.012829626362164136,0.012803889837712835,0.011280994492616636,0.010654715119987734,0.008475812677622253,0.007593134265897667,0.005977221333659898,0.005367396213386764,0.0053383820823992515,0.0049878079945337665,0.004802122701991045,0.004479250116042643,0.004407557458715367,0.004224170046366018,0.004029300702570206,0.0037200048523366603,0.003339493770751451,0.002932420422145348,0.0028962220054424407,0.0027169103848230214,0.0026716871548347243],"twin_dists":[0.3637478610759129,0.37157780047099703,0.37836084734582753,0.380023136062021,0.38333872224641063,0.3834270682311018,0.3889577571406266,0.39142682750465574,0.4011645582919205,0.4057621043509844,0.415590220982445,0.4199351463882115,0.4201528047283492,0.4228709615085503,0.4243815452172069,0.42713898978405423,0.42777567276533063,0.4294481130817232,0.43129916947397834,0.4344114377498441,0.438581203557117,0.44355235332242704,0.4440244484154382,0.44644569636605524,0.44707941568488496],"n_dims_used":45,"mean_confidence":0.8901657952202691},"coverage":{"mean_confidence":0.8901657952202691,"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}}