{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010518","490:4900009962","490:4900010926","490:4900010163","490:4900010604","490:4900009846","490:4900010939","490:4900011840","490:4900007904","490:4900011643","490:4900010340","490:4900010503","490:4900011898","490:4900010907","490:4900011364","490:4900010248","490:4900010596","490:4900010317","490:4900011173","490:4900008223","490:4900009954","490:4900011013","490:4900009861","490:4900011064","490:4900006204"],"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":[0.17886176206935311,0.16834967941799028,0.15350710201644793,0.0693459138823071,0.06369444492267497,0.048971924483461826,0.04842787230882114,0.03613707049862226,0.034846172593490425,0.008058035037838654,0.007566132352943138,0.007332634104496434,0.006612387099690669,0.0056687318110566955,0.004621502245259354,0.004518074379267787,0.002982022795781576,0.0029202492538898256,0.002739411330710877,0.0020616730689513507,0.002013962676954937,0.0018493042422443654,0.0016653893043382978,0.0014617541321439542,0.0011707362694611627],"twin_dists":[0.24096124675508138,0.24516450949492868,0.2514343539521667,0.30004368801695974,0.3047851748284674,0.3190003010709532,0.31959046419080306,0.33468512031143716,0.33651339161159144,0.40328425137667756,0.40591016640676486,0.40721069963694634,0.4114710125800471,0.417735382244379,0.42590260307446237,0.4267980526037308,0.4429140248882259,0.4437104906035741,0.44613397687461603,0.4567535404366684,0.4576173594299853,0.4607505257479834,0.4645694596595413,0.4692808642005084,0.47719366458091106],"n_dims_used":45,"mean_confidence":0.8871078491210938},"coverage":{"mean_confidence":0.8871078491210938,"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}}