{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000038","477:4770000062","477:4770000200","477:4770000105","477:4770000231","489:4890001961","477:4770000814","477:4770000652","477:4770000087","477:4770000081","477:4770000131","477:4770000873","477:4770000874","489:4890001963","477:4770000603","477:4770000275","477:4770000604","477:4770000163","489:4890002533","477:4770000559","485:4850007716","477:4770000762","477:4770000561","477:4770000107","477:4770000154"],"twin_admin_codes":[477,477,477,477,477,489,477,477,477,477,477,477,477,489,477,477,477,477,489,477,485,477,477,477,477],"twin_sims":[0.8344817085392218,0.806048224728956,0.7353694810129395,0.7279581574323214,0.7030702251739371,0.6827971442946664,0.6545806749644735,0.6412629147611206,0.637752804535286,0.6190640834370302,0.6049701968771093,0.5893144191113041,0.5800406866457323,0.5691080842522186,0.5637033008820523,0.5470163609589901,0.5381659339135118,0.5361388039987071,0.5215576353542164,0.5157625231278047,0.5151614852641209,0.5069204041827633,0.5044019611135759,0.502937691039022,0.5028289855562327],"twin_dists":[0.07812885930542608,0.08528546309679105,0.10183057800927695,0.10349484451009372,0.1090170033810488,0.1134537419469314,0.11956361818563428,0.12242911060594845,0.1231829934856305,0.1271903609087618,0.13020862499840177,0.13356193001794647,0.1355502741054914,0.13789770794364758,0.13906000783380199,0.1426583090755776,0.14457408811457098,0.14501371275663735,0.1481862200002361,0.14945262211915922,0.1495841622584211,0.15139168571835243,0.15194557803713957,0.1522679629471772,0.15229190653426783],"n_dims_used":45,"mean_confidence":0.9198204888237848},"coverage":{"mean_confidence":0.9198204888237848,"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}}