{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009081","490:4900007977","490:4900010292","490:4900007848","490:4900008300","490:4900008186","490:4900008744","490:4900011278","490:4900008185","490:4900006753","490:4900008967","490:4900009695","466:4660004567","490:4900001662","490:4900009180","490:4900011425","490:4900002271","490:4900008743","490:4900010372","490:4900001661","490:4900011685","490:4900007972","490:4900011280","490:4900010375","490:4900008631"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04519361947367819,0.04147912410468955,0.03747282752844029,0.03437545844537536,0.01866645897174303,0.01691625168461112,0.014499625047413076,0.014470487332560514,0.01270836730141665,0.010482916837475797,0.010241786611287128,0.00913809680684789,0.0088450459673508,0.008661202079600316,0.008510679968335391,0.008159862013461347,0.00786700576146993,0.00784523394014512,0.007482521153675487,0.0073637028396267255,0.007009997013249538,0.006682029561954291,0.0066256695823171145,0.0064825927197275125,0.006251882768772299],"twin_dists":[0.32321788085640657,0.327663062410931,0.3328508135631934,0.3371944090389028,0.36646829336025216,0.37097212153437,0.37791612388855056,0.3780058949051232,0.38375634983413276,0.3921266873389954,0.3931264132548585,0.3979886275360747,0.3993676492077239,0.40025377493489334,0.40099190944134533,0.40275868990856967,0.40428648119848415,0.4044020879832132,0.40637166695590526,0.40703552668515786,0.40907033037074275,0.4110413039480247,0.411388743426878,0.4122828620110581,0.4137627758404703],"n_dims_used":45,"mean_confidence":0.9195658365885416},"coverage":{"mean_confidence":0.9195658365885416,"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}}