{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009347","490:4900009127","490:4900009564","490:4900009759","490:4900009233","490:4900009232","490:4900009128","490:4900009855","490:4900009137","490:4900009953","490:4900009653","490:4900008349","490:4900009560","490:4900007908","490:4900008482","490:4900009350","490:4900008461","490:4900009553","490:4900009834","490:4900008132","490:4900009544","490:4900009031","490:4900008698","490:4900008018","490:4900008916"],"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":[0.26979580866837366,0.11437045244594791,0.10057678897670498,0.09244866274455,0.08446381008730651,0.08338230497417977,0.07808818356428983,0.07447667468915617,0.07236198329176302,0.06554382193966488,0.058045088016194867,0.05525274580155538,0.05519033836696364,0.05200642477694305,0.03830686691838208,0.03646458361327799,0.034565403764304614,0.033590807626024226,0.03142498739050595,0.02918973904033627,0.027593841994433335,0.027327733371957524,0.027202818521978027,0.02518066133811851,0.024319363455429822],"twin_dists":[0.21022743345472392,0.27045796895701724,0.27835794830170774,0.28341825798439996,0.28874414543310234,0.2894959808006375,0.2932930867647183,0.2960038327898466,0.2976407164678113,0.3031970641413308,0.3098825510635341,0.3125546169236588,0.3126155997086671,0.31580540628353554,0.3317334129553484,0.3342301094903274,0.3369186511625642,0.3383474844563244,0.34165393565269925,0.34527752427290204,0.3480133515727604,0.34848271405875636,0.34870439750834736,0.3524210195968621,0.35408284326679385],"n_dims_used":45,"mean_confidence":0.8871903313530816},"coverage":{"mean_confidence":0.8871903313530816,"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}}