{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013157","490:4900013376","490:4900012811","490:4900013019","490:4900012232","490:4900013294","490:4900012240","497:4970001694","490:4900012792","490:4900013054","490:4900013095","490:4900013122","490:4900013112","490:4900012379","490:4900013086","490:4900012242","490:4900012298","490:4900013363","490:4900013183","490:4900013024","490:4900013322","490:4900013059","490:4900012667","490:4900012306","490:4900013300"],"twin_admin_codes":[490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11375431902784564,0.019182094188053028,0.0081156668236275,0.003500262811826324,0.003288735663700612,0.0028871608162440807,0.002318120128035016,0.0022802125475784945,0.002089995610867299,0.001812716820027822,0.0017999284478088199,0.0015415567003379009,0.0014666967495494464,0.0014594160628072666,0.0013166523854339154,0.0011958843718774595,0.0007011134798053037,0.0006187257512941272,0.0005662951655263575,0.0005375150782691514,0.0005140986260854454,0.0004940858758783042,0.00044039638477235256,0.0002456962418062913,0.00022455036579683085],"twin_dists":[0.2707946440987976,0.3652119553156613,0.40298606932963044,0.4367691645585446,0.4391698475269503,0.44414346739329996,0.45240333243781905,0.4530176495951637,0.456249399707347,0.46148148457797483,0.46174018280836965,0.467366385898547,0.4691595195996055,0.46933839744148625,0.47302359500872115,0.4764418371063955,0.4949850775174445,0.4992267321454405,0.5022095496530261,0.5039583223628589,0.5054469249795199,0.5067702234257331,0.5105846738358256,0.5295126218381081,0.5323716831968284],"n_dims_used":45,"mean_confidence":0.9080472310384115},"coverage":{"mean_confidence":0.9080472310384115,"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}}