{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010501","490:4900010416","490:4900010757","490:4900011087","490:4900010427","490:4900011236","490:4900010587","490:4900010586","490:4900010918","490:4900011082","490:4900011018","490:4900010500","490:4900011587","490:4900010927","490:4900011160","490:4900010671","490:4900011510","490:4900011088","490:4900010678","490:4900011844","490:4900010504","490:4900012031","490:4900011912","490:4900010854","490:4900010940"],"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":[0.5460689834747778,0.516975808982184,0.5130682639878591,0.46631097877684413,0.45872901057019677,0.4474131126755665,0.4238440152728545,0.38517558689766074,0.36608089643867897,0.36547004603782596,0.33606629367833496,0.3184201715251342,0.3143809825080898,0.29804776627711516,0.2810340129288058,0.27686399778316834,0.2713084347894594,0.26318843893889426,0.24815333180402038,0.24372456581040922,0.2435971065076185,0.2383307380593018,0.23565755739150532,0.23118512047062714,0.22954097213185293],"twin_dists":[0.14286311290923906,0.149187202514045,0.15004257079861685,0.16042548902101783,0.1621399241698177,0.16471781304190114,0.17016926109688918,0.17940137722386196,0.184119789844872,0.1842727179419229,0.19179668309965459,0.1964828426688111,0.19757574085261775,0.2020791529357434,0.2069271563707388,0.20814216107707365,0.20977837365762836,0.21220752068229232,0.21683271644493782,0.21822906522968516,0.21826949308404509,0.21995201412494084,0.2208153177881106,0.22227414287476532,0.22281509722925372],"n_dims_used":45,"mean_confidence":0.894598388671875},"coverage":{"mean_confidence":0.894598388671875,"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}}