{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012207","490:4900012140","490:4900012000","490:4900012072","490:4900012073","490:4900010519","490:4900011667","490:4900012414","490:4900012280","490:4900009568","490:4900009789","490:4900012699","490:4900012822","490:4900008608","490:4900012836","490:4900011416","490:4900008081","490:4900009671","490:4900009575","490:4900012749","490:4900012889","490:4900011947","490:4900004664","490:4900012750","490:4900008708"],"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":[0.852452920055183,0.5656789929983381,0.47381120447138386,0.4112460087374154,0.4033848720325939,0.191235447083799,0.166314175540141,0.12138965236483734,0.11604641192268243,0.10747885012203785,0.09827688734415022,0.08670032965342014,0.08627008234973882,0.08053790122384781,0.07347597297151384,0.07321985996194552,0.06976405946551673,0.06460098062606634,0.05465218073142067,0.05042894689940862,0.049821260717288984,0.04583694210140838,0.04559357509335464,0.03630795057107091,0.03503065623352084],"twin_dists":[0.07338478512094017,0.13863497901399524,0.15873896546386163,0.17313430312703448,0.1750045252112736,0.23623236773304418,0.24600001472476976,0.26671740352243817,0.26954917571678216,0.27430655114413044,0.27975618169123273,0.28721340396767236,0.28750541516055494,0.2915112288432314,0.29677367991087256,0.2969720706852387,0.2997055386791682,0.3040020642100699,0.3131438536688103,0.317446294451296,0.31808982156234716,0.32247941988329165,0.3227577497798815,0.33444728337412294,0.3362486197042674],"n_dims_used":45,"mean_confidence":0.9042258368598091},"coverage":{"mean_confidence":0.9042258368598091,"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}}